International Rectifier 72UFR10A, 72UFR100A, 72UFR80A, 72UFR60A, 72UFR40A Datasheet
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Bulletin I2039
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70/300U(R) SERIES
STANDARD RECOVERY DIODES
Features
Alloy diode
Peak reverse voltage up to 1000V
Popular series for rough service
Standard JEDEC types
Stud cathode and stud anode version
Typical Applications
Welders
Power supplies
Motor controls
Battery chargers
General industrial current rectification
Stud Version
250A
300A
Major Ratings and Characteristics
Parameters 70U 300U Units
I
F(AV)
@ T
C
I
FSM
2
I
t @ 50Hz 214 KA2s
V
RRM
T
J
@ 50Hz 6550 A
@ 60Hz 6850 A
@ 60Hz 195 KA
range 100 to 1000 50 to 1000 V
250 300 A
150 130 °C
-65 to 200 °C
2
s
case style
DO-205AB (DO-9)
70/300U(R) Series
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ELECTRICAL SPECIFICATIONS
Voltage Ratings
Voltage V
Type number * Code peak reverse voltage repetitive peak rev. voltage
10 100 200
20 200 300
70U 60
40 400 500
60 600 720
80 800 960
100 1000 1200
Voltage V
Type number Code peak reverse voltage repetitive peak rev. voltage
5 50 100 40
10 100 200 40
20 200 300 40
300U
* Also available as JEDEC series: 1N3735 through 1N3743; 1N2054 through 1N2068; 1N4044 through 1N4056.
30 300 400 40
40 400 500 40
60 600 720 40
80 800 960 35
100 1000 1200 30
, maximum repetitive V
RRM
V V mA
, maximum repetitive V
RRM
V V mA
, maximum non- I
RSM
, maximum non- I
RSM
TJ = 200°C
TJ = 175°C
RRM
RRM
max.
max.
Forward Conduction
Parameter 70U 300U Units Conditions
I
F(AV)
I
FSM
2
I
2
I
V
r
f
V
Max. average forward current 250 300 A 180° conduction, half sine wave
@ Case temperature 150 130 °C
Max. peak, one-cycle forward, 6550 t = 10ms No voltage
non-repetitive surge current 6850 t = 8.3ms reapplied
5500 t = 10ms 100% V
A
RRM
5750 t = 8.3ms reapplied Sinusoidal half wave,
t Maximum I2t for fusing 214 t = 10ms No voltage Initial TJ = TJ max.
195 t = 8.3ms reapplied
151 t = 10ms 100% V
KA2s
RRM
138 t = 8.3ms reapplied
√t Maximum I2√t for fusing 2140 KA2√s t = 0.1 to 10ms, no voltage reapplied
Max. value of threshold
F(TO)
voltage
Max. value of forward slope
resistance
Max. peak forward voltage
FM
0.610 V
0.751 mΩ
1.30 -- V (I
-- 1.40 V (I
= 200°C
T
J
x π x I
FM
x π x I
FM
(785A peak), TJ = 25°C
F(AV)
(942A peak), TJ = 25°C
F(AV)
70/300U(R) Series
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Fig. 3 - Forward Power Loss Characteristics
Fig. 4 - Forward Power Loss Characteristics
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