DSF20545SF
DSF20545SF
Fast Recovery Diode
Advance Information
Replaces March 1998 version, DS4152-3.1
DS4152-4.0 January 2000
APPLICATIONS
s
Induction Heating
s
A.C. Motor Drives
s
Inverters And Choppers
s
Welding
s
High Frequency Rectification
s
UPS
KEY PARAMETERS
V
RRM
4500V
I
F(AV)
1256A
I
FSM
16000A
Q
r
1250
µ
C
t
rr
7.0
µ
s
FEATURES
s
Double Side Cooling
s
High Surge Capability
s
Low Recovery Charge
VOLTAGE RATINGS
Type Number
Repetitive Peak
Reverse Voltage
V
RRM
V
Conditions
DSF20545SF45
4500
DSF20545SF44
4400
DSF20545SF43
4300
DSF20545SF42
4200
DSF20545SF41
4100
DSF20545SF40
4000
Lower voltage grades available.
V
RSM
= V
RRM
+ 100V
Outline type code: CB450.
See Package Details for further information.
CURRENT RATINGS
Symbol
Double Side Cooled
I
F(AV)
I
F(RMS)
I
F
Mean forward current
RMS value
Continuous (direct) forward current
Half wave resistive load, T
case
= 65
o
C
T
case
= 65
o
C
T
case
= 65
o
C
1256
1971
1765
A
A
A
Parameter
Conditions
Max.
Units
Single Side Cooled (Anode side)
I
F(AV)
I
F(RMS)
I
F
Mean forward current
RMS value
Continuous (direct) forward current
Half wave resistive load, T
case
= 65
o
C
T
case
= 65
o
C
T
case
= 65
o
C
995
1552
1335
A
A
A
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