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SD1553C18S20K Datasheet
FAST RECOVERY DIODES

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Bulletin I2091 rev. B 04/00
FAST RECOVERY DIODES
SD1553C..K SERIES
Hockey Puk Version
Features
High power FAST recovery diode series
2.0 to 3.0 µs recovery time
High voltage ratings up to 3000V
High current capability
Optimized turn on and turn off characteristics
Low forward recovery
Fast and soft reverse recovery
Press-puk encapsulation
Case style conform to JEDEC DO-200AC (K-PUK)
Maximum junction temperature 150°C
Typical Applications
Snubber diode for GTO
High voltage free-wheeling diode
Fast recovery rectifier applications
Major Ratings and Characteristics
Parameters
SD1553C..K
S20 S30
Units
IF(AV)
IF(RMS)
IFSM
@ Ths
@ 50Hz
@ 60Hz
1825
55
3100
25000
26180
1650
55
2800
22000
23000
A
°C
A
A
A
VRRM range
trr
@ TJ
TJ
1800 to 2500 1800 to 3000
2.0 3.0
25 25
- 40 to 150
V
µs
°C
°C
1825A
1650A
case style DO-200AC (K-PUK)
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SD1553C18S20K Datasheet
FAST RECOVERY DIODES

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SD1553C..K Series
Bulletin I2091 rev. B 04/00
ELECTRICAL SPECIFICATIONS
Voltage Ratings
Type number
Voltage
Code
VRRM , maximum repetitive
peak reverse voltage
V
SD1553C..S20K
18
22
1800
2200
25 2500
18 1800
22 2200
SD1553C..S30K
25
28
30
2500
2800
3000
VRSM , maximum non-
repetitive peak rev. voltage
V
1900
2300
2600
1900
2300
2600
2900
3100
IRRM max.
@ TJ = TJ max.
mA
75
Forward Conduction
Parameter
I Max. average forward current
F(AV)
@ heatsink temperature
SD1553C..K
S20 S30
1825(865) 1650(790)
55 (85) 55 (85)
Units Conditions
A 180° conduction, half sine wave
°C Double side (single side) cooled
I Max. RMS forward current
F(RMS)
I Max. peak, one-cycle forward,
FSM
non-repetitive surge current
3100
25000
26180
21030
22010
2800
22000
23000
18500
19370
A @ 25°C heatsink temperature double side cooled
t = 10ms No voltage
t = 8.3ms reapplied
A
t = 10ms 100% VRRM
t = 8.3ms reapplied Sinusoidal half wave,
I2t Maximum I2t for fusing
3126
2854
2210
2018
2421
2210
1712
1563
KA2s
t = 10ms No voltage Initial TJ = TJ max.
t = 8.3ms reapplied
t = 10ms 100% V
RRM
t = 8.3ms reapplied
I2t Maximum I2t for fusing
VF(TO)1 Low level value of threshold
voltage
VF(TO)2 High level value of threshold
voltage
31260
1.15
1.29
24210 KA2s t = 0.1 to 10ms, no voltage reapplied
1.31
1.45
(16.7% x π x IF(AV) < I < π x IF(AV)), TJ = TJ max.
V
(I > π x IF(AV)),TJ = TJ max.
rf1 Low level value of forward
slope resistance
rf2 High level value of forward
slope resistance
0.27
0.25
0.32
0.30
(16.7% x π x IF(AV) < I < π x IF(AV)), TJ = TJ max.
m
(I
>
π
x
I ),T
F(AV) J
=
T
J
max.
VFM Max. forward voltage drop
2.23
2.60
V Ipk= 4000A, TJ = TJ max, tp = 10ms sinusoidal wave
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SD1553C18S20K Datasheet
FAST RECOVERY DIODES

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SD1553C18S20K pdf
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SD1553C..K Series
Bulletin I2091 rev. B 04/00
Recovery Characteristics
Code TJ= 25 oC
Test conditions
typical trr
@ 25% IRRM
(µs)
Ipk
Square Pulse
(A)
di/dt
(A/µs)
Vr
(V)
Max. values @ TJ= 150 °C
trr
@ 25% IRRM
(µs)
Qrr
(µC)
Irr
(A)
S20 2.0
S30 3.0
1000
100 - 50
4.5
650 240
1000
100 - 50
5.0
780 260
Thermal and Mechanical Specifications
Parameter
TJ Max. junction operating temperature range
Tstg Max. storage temperature range
RthJ-hs Max. thermal resistance, case junction
to heatsink
F Mounting force, ± 10%
wt Approximate weight
Case style
SD1553C..K
S20 S30
-40 to 150
-40 to 150
Units Conditions
°C
0.04
0.02
22250
(2250)
425
K/W
N
(Kg)
g
DC operation single side cooled
DC operation double side cooled
DO-200AC (K-PUK)
See Outline Table
RthJ-hs Conduction
(The following table shows the increment of thermal resistence RthJ-hs when devices operate at different conduction angles than DC)
Conduction angle
180°
120°
Sinusoidal conduction Rectangular conduction
Units
Single Side Double Side Single Side Double Side
0.0018
0.0019
0.0012
0.0012
0.0021
0.0021
0.0021
0.0021
Conditions
TJ = TJ max.
90°
0.0027
0.0027
0.0029
0.0029 K/W
60°
0.0039
0.0039
0.0041
0.0041
30°
0.0067
0.0067
0.0068
0.0068
Ordering Information Table
Device Code
SD 155 3 C 30 S30 K
123 4 567
1 - Diode
2 - Essential part number
3 - 3 = Fast recovery
4 - C = Ceramic Puk
5 - Voltage code: Code x 100 = VRRM (See Voltage Ratings table)
6 - trr code
7 - K = Puk Case DO-200AC (K-PUK)
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