DISCRETE POWER DIODES and THYRISTORS
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DATA BOOK
Bulletin I2076/A
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SD453N/R SERIES
FAST RECOVERY DIODES
Features
High power FAST recovery diode series
2.0 to 3.0 µs recovery time
High voltage ratings up to 2500V
High current capability
Optimized turn on and turn off characteristics
Low forward recovery
Fast and soft reverse recovery
Compression bonded encapsulation
Stud version case style B-8
Maximum junction temperature 150°C
Typical Applications
Snubber diode for GTO
High voltage free-wheeling diode
Fast recovery rectifier applications
Stud Version
400A
450A
Major Ratings and Characteristics
Parameters Units
I
F(AV)
@ T
C
I
F(RMS)
I
FSM
V
t
rr
T
RRM
J
@ 50Hz 9300 9600 A
@ 60Hz 9730 10050 A
range 1200 to 2500 1200 to 2500 V
@ T
J
SD453N/R
S20 S30
400 450 A
70 70 °C
630 710 A
2.0 3.0 µs
25 25 °C
- 40 to 150 °C
case style
B-8
SD453N/R Series
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ELECTRICAL SPECIFICATIONS
Voltage Ratings
Voltage V
Type number Code peak reverse voltage repetitive peak rev. voltage
12 1200 1300
SD453N/R 50
16 1600 1700
20 2000 2100
25 2500 2600
Forward Conduction
Parameter Units Conditions
I
F(AV)
Max. average forward current 400 450 A 180° conduction, half sine wave
@ case temperature 70 70 °C
, maximum repetitive V
RRM
V V mA
SD453N/R
S20 S30
, maximum non- I
RSM
@ TJ = TJ max.
RRM
max.
I
F(RMS)
Max. RMS forward current 630 710 A
@ case temperature 55 52 °C
I
FSM
Max. peak, one-cycle forward, 9300 9600 t = 10ms No voltage
non-repetitive surge current 9730 10050 t = 8.3ms reapplied
A
7820 8070 t = 10ms 100% V
RRM
8190 8450 t = 8.3ms reapplied Sinusoidal half wave,
2
I
t Maximum I2t for fusing 432 460 t = 10ms No voltage Initial TJ = TJ max.
395 420 t = 8.3ms reapplied
KA2s
306 326 t = 10ms 100% V
RRM
279 297 t = 8.3ms reapplied
2
I
√t Maximum I2√t for fusing 4320 4600 KA2√s t = 0.1 to 10ms, no voltage reapplied
V
V
r
f
Low level value of threshold
F(TO)1
voltage
High level value of threshold
F(TO)2
voltage
Low level value of forward
1
slope resistance
1.00 0.95 (16.7% x π x I
V
1.09 1.04 (I > π x I
0.80 0.60 (16.7% x π x I
mΩ
F(AV)
< I < π x I
F(AV)
),TJ = TJ max.
< I < π x I
F(AV)
), TJ = TJ max.
F(AV)
), TJ = TJ max.
F(AV)
r
f
High level value of forward
2
slope resistance
V
Max. forward voltage drop 2.20 1.85 V Ipk= 1500A, TJ = TJ max, tp = 10ms sinusoidal wave
FM
Recovery Characteristics
T
= 25 oC
Code
J
typical t
@ 25% I
(µs) (A) (A/µs) (V) (µs) (µC) (A)
S20 2.0 1000 50 - 50 3.5 250 120
S30 3.0 1000 50 - 50 5.0 380 150
0.74 0.54 (I > π x I
Test conditions Max. values @ T
rr
RRM
I
pk
Square Pulse @ 25% I
di/dt V
),TJ = TJ max.
F(AV)
= 150 °C
J
r
t
rr
RRM
Q
I
rr
rr
SD453N/R Series
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Fig. 1 - Current Ratings Characteristics Fig. 2 - Current Ratings Characteristics
Fig. 3 - Current Ratings Characteristics
Fig. 4 - Current Ratings Characteristics
Fig. 6 - Forward Power Loss CharacteristicsFig. 5 - Forward Power Loss Characteristics
D-649