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PDF DSF20545SF43 Data sheet ( Hoja de datos )
| Número de pieza | DSF20545SF43 | |
| Descripción | Fast Recovery Diode | |
| Fabricantes | Dynex Semiconductor | |
| Logotipo |  |
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Replaces March 1998 version, DS4152-3.1
DSF20545SF
DSF20545SF
Fast Recovery Diode
Advance Information
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
FEATURES
s Double Side Cooling
s High Surge Capability
s Low Recovery Charge
VOLTAGE RATINGS
Type Number
Repetitive Peak
Reverse Voltage
V
RRM
V
DSF20545SF45
DSF20545SF44
DSF20545SF43
DSF20545SF42
DSF20545SF41
DSF20545SF40
4500
4400
4300
4200
4100
4000
Lower voltage grades available.
Conditions
V = V + 100V
RSM
RRM
CURRENT RATINGS
KEY PARAMETERS
VRRM
IF(AV)
IFSM
Qr
trr
4500V
1256A
16000A
1250µC
7.0µs
Outline type code: CB450.
See Package Details for further information.
Symbol
Parameter
Double Side Cooled
IF(AV)
I
F(RMS)
Mean forward current
RMS value
I
F
Continuous (direct) forward current
Single Side Cooled (Anode side)
I
F(AV)
I
F(RMS)
I
F
Mean forward current
RMS value
Continuous (direct) forward current
Conditions
Half wave resistive load, Tcase = 65oC
Tcase = 65oC
T = 65oC
case
Half wave resistive load, T = 65oC
case
Tcase = 65oC
T = 65oC
case
Max. Units
1256
1971
1765
A
A
A
995
1552
1335
A
A
A
1/8
1 page  
100000
10000
1000
∫IF
50µs
QS = 0
tp = 1ms
dIR/dt
QS
IRR
Conditions:
Tj = 150˚C,
VR = 100V
IF = 2000A
IF = 1000A
IF = 500A
IF = 200A
IF = 100A
DSF20545SF
100
1
10000
1000
100
10 100
Rate of rise of reverse current dIR/dt - (A/µs)
Fig.4 Recovered charge
1000
Conditions:
Tj = 150˚C,
VR = 100V
IF = 2000A
IF = 1000A
IF = 500A
IF = 200A
IF = 100A
10
1 10 100 1000
Rate of rise of reverse current dIR/dt - (A/µs)
Fig.5 Typical reverse recovery current vs rate of rise of reverse current
5/8
5 Page | ||
| Páginas | Total 8 Páginas | |
| PDF Descargar | [ Datasheet DSF20545SF43.PDF ] | |
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