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| SD253N Datasheet, PDF (2/7 Pages) International Rectifier – FAST RECOVERY DIODES Stud Version | |||
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SD253N/R Series
Bulletin I2065 rev. A 09/94
ELECTRICAL SPECIFICATIONS
Voltage Ratings
Type number
Voltage
Code
04
VRRM max. repetitive
peak and off-state voltage
V
400
SD253N/R..S15
08
800
10
1000
12
1200
SD253N/R..S20
14
1400
16
1600
VRSM , maximum non-
repetitive peak voltage
V
500
900
1100
1300
1500
1700
IRRM max.
TJ = 125°C
mA
35
Forward Conduction
Parameter
IF(AV) Max. average forward current
@ Case temperature
IF(RMS) Max. RMS current
I
Max. peak, one-cycle
FSM
non-repetitive forward current
I2t Maximum I2t for fusing
I2ât Maximum I2ât for fusing
V
Low level of threshold voltage
F(TO)1
VF(TO)2 High level of threshold voltage
rf1
Low level of forward slope resistance
rf2
High level of forward slope resistance
VFM Max. forward voltage
SD253N/R Units Conditions
250
85
392
5350
5600
4500
4710
143
130
101
92
1430
0.87
1.17
0.62
0.29
1.38
A 180° conduction, half sine wave.
°C
A DC @ 74°C case temperature
t = 10ms No voltage
t = 8.3ms reapplied
A
t = 10ms 100% V
RRM
t = 8.3ms reapplied Sinusoidal half wave,
KA2s
t = 10ms
t = 8.3ms
t = 10ms
t = 8.3ms
No voltage
reapplied
100% VRRM
reapplied
Initial TJ = TJ max.
KA2âs t = 0.1 to 10ms, no voltage reapplied
(16.7%
x
Ï
x
I
F(AV)
<
I
<
Ï
x
I ),
F(AV)
T
J
=
T
J
max.
V
(I
>
Ï
x
I ),
F(AV)
T
J
=
T
J
max.
mâ¦
(16.7% x Ï x IF(AV) < I < Ï x IF(AV)), TJ = TJ max.
(I > Ï x IF(AV)), TJ = TJ max.
V Ipk= 785A, TJ = 25°C, tp = 400 µs square pulse
Recovery Characteristics
Code
T = 25 oC
J
Test conditions
typical trr
Ipk
di/dt Vr
@ 25% IRRM Square Pulse
(µs)
(A)
(A/µs) (V)
Max. values @ TJ= 125 °C
trr
Qrr
Irr
@ 25% IRRM
(µs)
(µC) (A)
S15
1.5
S20
2.0
2.9
90 44
750
25 - 30
3.2
107 46
2
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