MOTOROLA
SEMICONDUCTOR TECHNICAL DATA
Order this document by MUR820/D
SWITCHMODE Power Rectifiers
. . . designed for use in switching power supplies, inverters and as free wheeling diodes, these state±of±the±art devices have the following features:
• Ultrafast 25, 50 and 75 Nanosecond Recovery Time
• 175°C Operating Junction Temperature
• Popular TO±220 Package
• Epoxy Meets UL94, VO @ 1/8″
• Low Forward Voltage
• Low Leakage Current
• High Temperature Glass Passivated Junction
• Reverse Voltage to 600 Volts
Mechanical Characteristics: |
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• Case: Epoxy, Molded |
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• Weight: 1.9 grams (approximately) |
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• Finish: All External Surfaces Corrosion Resistant and Terminal |
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Leads are Readily Solderable |
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• Lead Temperature for Soldering Purposes: 260°C Max. for |
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10 Seconds |
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• Shipped 50 units per plastic tube |
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• Marking: U820, U840, U860 |
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MUR820
MUR840
MUR860
Motorola Preferred Devices
ULTRAFAST
RECTIFIERS
8 AMPERES
200±400±600 VOLTS
4
1
3
CASE 221B±03
TO±220AC
MAXIMUM RATINGS
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MUR |
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Rating |
Symbol |
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Unit |
820 |
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840 |
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860 |
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Peak Repetitive Reverse Voltage |
VRRM |
200 |
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400 |
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600 |
Volts |
Working Peak Reverse Voltage |
VRWM |
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DC Blocking Voltage |
VR |
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Average Rectified Forward Current |
IF(AV) |
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8.0 |
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Amps |
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Total Device, (Rated VR), TC = 150°C |
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Peak Repetitive Forward Current |
IFM |
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16 |
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Amps |
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(Rated VR, Square Wave, 20 kHz), TC = 150°C |
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Nonrepetitive Peak Surge Current |
IFSM |
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100 |
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Amps |
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(Surge applied at rated load conditions halfwave, single phase, 60 Hz) |
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Operating Junction Temperature and Storage Temperature |
TJ, Tstg |
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±65 to +175 |
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°C |
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THERMAL CHARACTERISTICS |
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Maximum Thermal Resistance, Junction to Case |
RθJC |
3.0 |
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2.0 |
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°C/W |
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ELECTRICAL CHARACTERISTICS |
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Maximum Instantaneous Forward Voltage (1) |
vF |
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Volts |
(iF = 8.0 Amps, TC = 150°C) |
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0.895 |
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1.00 |
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1.20 |
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(iF = 8.0 Amps, TC = 25°C) |
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0.975 |
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1.30 |
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1.50 |
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Maximum Instantaneous Reverse Current (1) |
iR |
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μA |
(Rated dc Voltage, TJ = 150°C) |
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250 |
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500 |
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(Rated dc Voltage, TJ = 25°C) |
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5.0 |
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10 |
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Maximum Reverse Recovery Time |
trr |
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ns |
(IF = 1.0 Amp, di/dt = 50 Amps/μs) |
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35 |
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60 |
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(IF = 0.5 Amp, iR = 1.0 Amp, IREC = 0.25 Amp) |
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25 |
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50 |
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(1) Pulse Test: Pulse Width = 300 μs, Duty Cycle ≤ 2.0%.
SWITCHMODE is a trademark of Motorola, Inc.
Preferred devices are Motorola recommended choices for future use and best overall value.
Rev 3
Rectifier Device Data
Motorola, Inc. 1996
MUR820 MUR840 MUR860
MUR820
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100 |
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70 |
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50 |
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30 |
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(AMPS) |
20 |
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CURRENT |
7.0 |
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10 |
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FORWARD |
5.0 |
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INSTANTANEOUS |
3.0 |
T |
= 175°C |
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100°C |
25°C |
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2.0 |
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J |
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F |
1.0 |
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i |
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0.7 |
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0.5 |
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0.3 |
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0.2 |
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0.1 |
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0.2 |
0.3 |
0.4 |
0.5 |
0.6 |
0.7 |
0.8 |
0.9 |
1.0 |
1.1 |
1.2 |
vF, INSTANTANEOUS VOLTAGE (VOLTS)
Figure 1. Typical Forward Voltage
(AMPS) |
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RqJA = 16°C/W |
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12 |
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RqJA = 60°C/W |
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CURRENT |
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dc |
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(NO HEAT SINK) |
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10 |
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FORWARD |
8.0 |
SQUARE WAVE |
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6.0 |
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, AVERAGE |
4.0 |
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dc |
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2.0 |
SQUARE WAVE |
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F(AV) |
0 |
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I |
20 |
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80 |
100 |
120 |
140 |
160 |
180 |
200 |
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0 |
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TA, AMBIENT TEMPERATURE (°C) |
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1000 |
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mA) |
100 |
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TJ = 175°C |
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CURRENT |
10 |
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100°C |
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REVERSE, |
1.0 |
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° |
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25 C |
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R |
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I |
0.1 |
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0.01 |
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0 |
20 |
40 |
60 |
80 |
100 |
120 |
140 |
160 |
180 |
200 |
VR, REVERSE VOLTAGE (VOLTS)
Figure 2. Typical Reverse Current*
* The curves shown are typical for the highest voltage device in the grouping. Typical reverse current for lower voltage selections can be estimated from these same curves if VR is sufficiently below rated VR.
(AMPS) |
10 |
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9.0 |
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RATED VR APPLIED |
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CURRENT |
8.0 |
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dc |
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7.0 |
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6.0 |
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FORWARD |
SQUARE WAVE |
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5.0 |
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4.0 |
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,AVERAGE |
3.0 |
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2.0 |
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1.0 |
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F(AV) |
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0 |
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I |
140 |
150 |
160 |
170 |
180 |
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TC, CASE TEMPERATURE (°C) |
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Figure 3. Current Derating, Case
(WATTS) |
10 |
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9.0 |
TJ = 175°C |
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DISSIPATION |
8.0 |
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7.0 |
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SQUARE WAVE |
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6.0 |
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dc |
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POWER |
5.0 |
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4.0 |
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, AVERAGE |
3.0 |
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2.0 |
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1.0 |
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F(AV) |
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0 |
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P |
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0 |
1.0 |
2.0 |
3.0 |
4.0 |
5.0 |
6.0 |
7.0 |
8.0 |
9.0 |
10 |
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IF(AV), AVERAGE FORWARD CURRENT (AMPS)
Figure 4. Current Derating, Ambient |
Figure 5. Power Dissipation |
2 |
Rectifier Device Data |
MUR820 MUR840 MUR860
MUR840
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100 |
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70 |
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50 |
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30 |
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(AMPS) |
20 |
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CURRENT |
7.0 |
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10 |
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FORWARD |
5.0 |
TJ = 175°C |
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25°C |
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INSTANTANEOUS, |
3.0 |
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100°C |
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2.0 |
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F |
1.0 |
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i |
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0.7 |
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0.5 |
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0.3 |
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0.2 |
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0.1 |
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0.4 |
0.6 |
0.8 |
1.0 |
1.2 |
1.4 |
1.6 |
vF, INSTANTANEOUS VOLTAGE (VOLTS)
Figure 6. Typical Forward Voltage
(AMPS) |
14 |
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RqJA = 16°C/W |
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12 |
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RqJA = 60°C/W |
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CURRENT |
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(NO HEAT SINK) |
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10 |
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dc |
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FORWARD |
8.0 |
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6.0 |
SQUARE WAVE |
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, AVERAGE |
4.0 |
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dc |
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2.0 |
SQUARE WAVE |
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F(AV) |
0 |
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I |
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100 |
120 |
140 |
160 |
180 |
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0 |
20 |
40 |
60 |
80 |
200 |
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TA, AMBIENT TEMPERATURE (°C) |
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Figure 9. Current Derating, Ambient
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1000 |
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m A) |
100 |
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TJ = 175°C |
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150°C |
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CURRENT |
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10 |
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100°C |
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REVERSE, |
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1.0 |
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25°C |
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R |
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I |
0.1 |
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0.01 |
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0 |
50 |
100 |
150 |
200 |
250 |
300 |
350 |
400 |
450 |
500 |
VR, REVERSE VOLTAGE (VOLTS)
Figure 7. Typical Reverse Current*
* The curves shown are typical for the highest voltage device in the grouping. Typical reverse current for lower voltage selections can be estimated from these same curves if VR is sufficiently below rated VR.
(AMPS) |
10 |
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9.0 |
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RATED VR APPLIED |
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CURRENT |
8.0 |
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dc |
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7.0 |
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6.0 |
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FORWARD |
SQUARE WAVE |
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5.0 |
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4.0 |
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,AVERAGE |
3.0 |
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2.0 |
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1.0 |
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F(AV) |
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0 |
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I |
140 |
150 |
160 |
170 |
180 |
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TC, CASE TEMPERATURE (°C) |
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Figure 8. Current Derating, Case
(WATTS) |
10 |
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9.0 |
TJ = 175°C |
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DISSIPATION |
8.0 |
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7.0 |
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SQUARE WAVE |
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6.0 |
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dc |
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POWER |
5.0 |
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4.0 |
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, AVERAGE |
3.0 |
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2.0 |
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1.0 |
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F(AV) |
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0 |
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P |
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0 |
1.0 |
2.0 |
3.0 |
4.0 |
5.0 |
6.0 |
7.0 |
8.0 |
9.0 |
10 |
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IF(AV), AVERAGE FORWARD CURRENT (AMPS)
Figure 10. Power Dissipation
Rectifier Device Data |
3 |
MUR820 MUR840 MUR860
iF, INSTANTANEOUS FORWARD CURRENT (AMPS)
|
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MUR860 |
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100 |
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1000 |
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70 |
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m A) |
100 |
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TJ = 150°C |
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( |
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100°C |
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50 |
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CURRENT |
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TJ = 150°C |
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10 |
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30 |
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REVERSE |
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100°C |
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1.0 |
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20 |
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, |
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25°C |
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I |
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25°C |
R |
0.1 |
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10 |
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7.0 |
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0.01 |
200 |
300 |
400 |
500 |
600 |
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100 |
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5.0 |
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VR, REVERSE VOLTAGE (VOLTS) |
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Figure 12. Typical Reverse Current*
3.0 |
* The curves shown are typical for the highest voltage device in the |
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grouping. Typical reverse current for lower voltage selections can be |
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2.0 |
estimated from these same curves if VR is sufficiently below rated VR. |
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(AMPS) |
10 |
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1.0 |
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9.0 |
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RATED VR APPLIED |
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CURRENT |
8.0 |
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dc |
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0.7 |
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7.0 |
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0.5 |
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FORWARD |
6.0 |
SQUARE WAVE |
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0.3 |
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4.0 |
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AVERAGE, |
5.0 |
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0.2 |
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3.0 |
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2.0 |
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F(AV) |
1.0 |
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0.1 |
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0 |
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0.4 |
0.6 |
0.8 |
1.0 |
1.2 |
1.4 |
1.6 |
1.8 |
I |
140 |
150 |
160 |
170 |
180 |
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vF, INSTANTANEOUS VOLTAGE (VOLTS) |
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TC, CASE TEMPERATURE (°C) |
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Figure 11. Typical Forward Voltage |
Figure 13. Current Derating, Case |
(AMPS) |
10 |
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RqJA = 16°C/W |
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9.0 |
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dc |
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RqJA = 60°C/W |
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CURRENT |
8.0 |
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(NO HEAT SINK) |
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7.0 |
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6.0 |
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FORWARD |
SQUARE WAVE |
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5.0 |
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4.0 |
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dc |
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AVERAGE |
3.0 |
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2.0 |
SQUARE WAVE |
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, |
1.0 |
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F(AV) |
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0 |
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I |
20 |
40 |
60 |
80 |
100 |
120 |
140 |
160 |
180 |
200 |
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0 |
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TA, AMBIENT TEMPERATURE (°C) |
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(WATTS) |
14 |
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13 |
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12 |
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DISSIPATION |
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SQUARE |
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11 |
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WAVE |
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10 |
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9.0 |
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dc |
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8.0 |
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POWER |
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7.0 |
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6.0 |
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5.0 |
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, AVERAGE |
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4.0 |
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3.0 |
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TJ = 175°C |
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2.0 |
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F(AV) |
1.0 |
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0 |
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P |
1.0 |
2.0 |
3.0 |
4.0 |
5.0 |
6.0 |
7.0 |
8.0 |
9.0 |
10 |
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IF(AV), AVERAGE FORWARD CURRENT (AMPS) |
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Figure 14. Current Derating, Ambient |
Figure 15. Power Dissipation |
4 |
Rectifier Device Data |
r(t), TRANSIENT THERMAL RESISTANCE (NORMALIZED)
1.0
0.5
0.2
0.1
0.05
0.02
0.01
0.010.02
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MUR820 |
MUR840 |
MUR860 |
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MUR820, MUR840, MUR860 |
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D = 0.5 |
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0.1 |
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0.05 |
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ZθJC(t) = r(t) RθJC |
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0.01 |
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P(pk) |
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RθJC = 1.5 °C/W MAX |
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t1 |
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D CURVES APPLY FOR POWER |
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PULSE TRAIN SHOWN |
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SINGLE PULSE |
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t2 |
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READ TIME AT T1 |
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DUTY CYCLE, D = t1/t2 |
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TJ(pk) ± TC = P(pk) ZθJC(t) |
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||||
0.05 |
0.1 |
0.2 |
0.5 |
1.0 |
2.0 |
5.0 |
10 |
20 |
50 |
100 |
200 |
500 |
1000 |
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t, TIME (ms) |
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Figure 16. Thermal Response
|
1000 |
|
MUR840, MUR860 |
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MUR820 |
(pF) |
300 |
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TJ = 25°C |
C, CAPACITANCE |
100 |
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30 |
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10 |
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1.0 |
10 |
100 |
VR, REVERSE VOLTAGE (VOLTS)
Figure 17. Typical Capacitance
Rectifier Device Data |
5 |
MUR820 MUR840 MUR860
PACKAGE DIMENSIONS
B |
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C |
F |
T |
S |
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Q |
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4 |
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A |
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1 |
3 |
U |
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H |
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K |
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L |
D |
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R |
G |
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J |
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NOTES:
1.DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982.
2.CONTROLLING DIMENSION: INCH.
|
INCHES |
MILLIMETERS |
||
DIM |
MIN |
MAX |
MIN |
MAX |
A |
0.595 |
0.620 |
15.11 |
15.75 |
B |
0.380 |
0.405 |
9.65 |
10.29 |
C |
0.160 |
0.190 |
4.06 |
4.82 |
D |
0.025 |
0.035 |
0.64 |
0.89 |
F |
0.142 |
0.147 |
3.61 |
3.73 |
G |
0.190 |
0.210 |
4.83 |
5.33 |
H |
0.110 |
0.130 |
2.79 |
3.30 |
J |
0.018 |
0.025 |
0.46 |
0.64 |
K |
0.500 |
0.562 |
12.70 |
14.27 |
L |
0.045 |
0.060 |
1.14 |
1.52 |
Q |
0.100 |
0.120 |
2.54 |
3.04 |
R |
0.080 |
0.110 |
2.04 |
2.79 |
S |
0.045 |
0.055 |
1.14 |
1.39 |
T |
0.235 |
0.255 |
5.97 |
6.48 |
U |
0.000 |
0.050 |
0.000 |
1.27 |
CASE 221B±03 (TO±220AC)
ISSUE B
Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does Motorola assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation consequential or incidental damages. ªTypicalº parameters which may be provided in Motorola data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. All operating parameters, including ªTypicalsº must be validated for each customer application by customer's technical experts. Motorola does not convey any license under its patent rights nor the rights of others. Motorola products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other applications intended to support or sustain life, or for any other application in which the failure of the Motorola product could create a situation where personal injury or death may occur. Should Buyer purchase or use Motorola products for any such unintended or unauthorized application, Buyer shall indemnify and hold Motorola and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that Motorola was negligent regarding the design or manufacture of the part. Motorola and 
are registered trademarks of Motorola, Inc. Motorola, Inc. is an Equal Opportunity/Affirmative Action Employer.
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How to reach us: |
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6 |
◊ CODELINE TO BE PLACED HERE |
Rectifier Device Data |
|
MUR820/D |