DISCRETE POWER DIODES and THYRISTORS
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SD453N/R SERIES
FAST RECOVERY DIODES
Stud Version
400A
450A
Bulletin I2076/A
Features
High power FAST recovery diode series
2.0 to 3.0 s 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 150C
Typical Applications
Snubber diode for GTO
High voltage free-wheeling diode
Fast recovery rectifier applications
I
F(AV)
400
450
A
@ T
C
70
70
C
I
F(RMS)
630
710
A
I
FSM
@
50Hz
9300
9600
A
@ 60Hz
9730
10050
A
V
RRM
range
1200 to 2500 1200 to 2500
V
t
rr
2.0
3.0
s
@ T
J
25
25
C
T
J
- 40 to 150
C
Parameters
Units
SD453N/R
S20
S30
Major Ratings and Characteristics
case style
B-8
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SD453N/R Series
Voltage
V
RRM
, maximum repetitive
V
RSM
, maximum non-
I
RRM
max.
Type number
Code
peak reverse voltage
repetitive peak rev. voltage
@ T
J
= T
J
max.
V
V
mA
12
1200
1300
16
1600
1700
20
2000
2100
25
2500
2600
ELECTRICAL SPECIFICATIONS
Voltage Ratings
SD453N/R
50
SD453N/R
S20
S30
I
F(AV)
Max. average forward current
400
450
A
180 conduction, half sine wave
@ case temperature
70
70
C
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
7820
8070
t = 10ms
100% V
RRM
8190
8450
t = 8.3ms
reapplied
Sinusoidal half wave,
I
2
t
Maximum I
2
t for fusing
432
460
t = 10ms
No voltage
Initial T
J
= T
J
max.
395
420
t = 8.3ms
reapplied
306
326
t = 10ms
100% V
RRM
279
297
t = 8.3ms
reapplied
I
2
t
Maximum I
2
t for fusing
4320
4600
KA
2
s
t = 0.1 to 10ms, no voltage reapplied
V
F(TO)1
Low level value of threshold
voltage
V
F(TO)2
High level value of threshold
voltage
r
f
1
Low level value of forward
slope resistance
r
f
2
High level value of forward
slope resistance
V
FM
Max. forward voltage drop
2.20
1.85
V
I
pk
= 1500A, T
J
= T
J
max, t
p
= 10ms sinusoidal wave
Parameter
Units Conditions
Forward Conduction
A
KA
2
s
1.09
1.04
(I >
x I
F(AV)
),T
J
= T
J
max.
1.00
0.95
(16.7% x
x I
F(AV)
< I <
x I
F(AV)
), T
J
= T
J
max.
0.74
0.54
(I >
x I
F(AV)
),T
J
= T
J
max.
0.80
0.60
(16.7% x
x I
F(AV)
< I <
x I
F(AV)
), T
J
= T
J
max.
m
V
typical t
rr
I
pk
di/dt
V
r
t
rr
Q
rr
I
rr
@ 25% I
RRM
Square Pulse
@ 25% I
RRM
Code
(
s)
(A)
(A/
s)
(V)
(
s)
(
C)
(A)
Test conditions
Max. values @ T
J
= 150
C
Recovery Characteristics
T
J
= 25
o
C
S20
2.0
1000
50
- 50
3.5
250
120
S30
3.0
1000
50
- 50
5.0
380
150
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SD453N/R Series
D-649
Fig. 6 - Forward Power Loss Characteristics
Fig. 5 - Forward Power Loss Characteristics
Fig. 3 - Current Ratings Characteristics
Fig. 4 - Current Ratings Characteristics
Fig. 1 - Current Ratings Characteristics
Fig. 2 - Current Ratings Characteristics
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SD453N/R Series
D-650
Fig. 9 - Maximum Non-repetitive Surge Current
Fig. 10 - Maximum Non-repetitive Surge Current
Fig.12 - Maximum Non-repetitive Surge Current
Fig.11 - Maximum Non-repetitive Surge Current
Fig. 8 - Forward Power Loss Characteristics
Fig. 7 - Forward Power Loss Characteristics
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SD453N/R Series
D-651
Fig. 15 - Thermal Impedance Z
thJC
Characteristic
Fig. 16 - Typical Forward Recovery Characteristics
Fig. 17 - Typical Forward Recovery Characteristics
Fig. 14 - Forward Voltage Drop Characteristics
Fig. 13 - Forward Voltage Drop Characteristics
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SD453N/R Series
D-652
Fig. 25 - Frequency Characteristics
Fig. 24 - Maximum Total Energy Loss Per Pulse Characteristics
Fig. 23 - Recovery Current Characteristics
Fig. 22 - Recovery Charge Characteristics
Fig. 21 - Recovery Time Characteristics
Fig. 18 - Recovery Time Characteristics
Fig. 19 - Recovery Charge Characteristics
Fig. 20 - Recovery Current Characteristics
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SD453N/R Series
D-653
Fig. 30 - Maximum Total Energy Loss Per Pulse Characteristics
Fig. 31 - Frequency Characteristics
Fig. 28 - Maximum Total Energy Loss Per Pulse Characteristics
Fig. 29 - Frequency Characteristics
Fig. 26 - Maximum Total Energy Loss Per Pulse Characteristics
Fig. 27 - Frequency Characteristics
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SD453N/R Series
D-654
Fig. 34 - Maximum Total Energy Loss Per Pulse Characteristics
Fig. 35 - Frequency Characteristics
Fig. 33 - Frequency Characteristics
Fig. 32 - Maximum Total Energy Loss Per Pulse Characteristics
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SD453N/R Series
T
J
Max. junction operating temperature range
-40 to 150
T
stg
Max. storage temperature range
-40 to 150
R
thJC
Max. thermal resistance, junction to case
0.1
DC operation
R
thCS
Max. thermal resistance, case
Mounting surface, smooth, flat and
to heatsink
greased
T
Mounting torque, 10%
50
Nm
Not lubricated threads
wt
Approximate weight
454
g
Case style
B - 8
See Outline Table
C
0.04
Parameter
Units
Conditions
K/W
Thermal and Mechanical Specifications
SD453N/R
S20
S30
180
0.010
0.010
0.008
0.008
T
J
= T
J
max.
120
0.014
0.014
0.014
0.014
90
0.017
0.017
0.019
0.019
K/W
60
0.025
0.025
0.026
0.026
30
0.042
0.042
0.042
0.042
Conduction angle
Units
Conditions
S20
S30
S20
S30
R
thJ-hs
Conduction
(The following table shows the increment of thermal resistence R
thJ-hs
when devices operate at different conduction angles than DC)
Sinusoidal conduction
Rectangular conduction
Ordering Information Table
SD
45
3
N
25 S30
P
S
C
1
2
3
4
5
6
7
Device Code
8
9
1
-
Diode
2
-
Essential part number
3
-
3 = Fast recovery
4
-
N = Stud Normal Polarity (Cathode to Stud)
R = Stud Reverse Polarity (Anode to Stud)
5
-
Voltage code: Code x 100 = V
RRM
(see Voltage Ratings table)
6
-
t
rr
code (see Recovery Characteristics table)
7
-
P = Stud base B-8 3/4" 16UNF-2A
M = Stud base B-8 M24 X 1.5
8
-
7
S = Isolated lead with silicone sleeve
(Red = Reverse Polarity; Blue = Normal Polarity)
None = Not isolated lead
T = Threaded Top Terminal 3/8" 24UNF-2A
9
-
C = Ceramic housing
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SD453N/R Series
Outlines Table
Case Style B-8
All dimensions in millimeters (inches)
Case Style B-8 with top thread terminal 3/8"
All dimensions in millimeters (inches)
26 (1.023) MAX.
10.5 (0.41) DIA.
12 (0.47) MIN.
38 (1.5)
DIA. MAX.
CERAMIC HOUSING
SW 45
C.S. 70mm
5(0.20) 0.3(0.01)
2
3/4"-16UNF-2A *
* FOR METRIC DEVICE: M24 x 1.5 - SCREW LENGTH -- 21(0.83) MAX.
38 (1.5)
DIA. MAX.
CERAMIC HOUSING
SW 45
3/4"-16UNF-2A *
3/8"-24UNF-2A
17 (0.67) DIA.
* FOR METRIC DEVICE: M24 x 1.5 - SCREW LENGTH -- 21(0.83) MAX.
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