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PDF DS402ST Datasheet ( Hoja de datos )

Número de pieza DS402ST
Descripción Rectifier Diode
Fabricantes Dynex Semiconductor 
Logotipo Dynex Semiconductor Logotipo

Total 7 Páginas
		
DS402ST Hoja de datos, Descripción, Manual
Replaces March 1998 version, DS4183-2.3
DS402ST
DS402ST
Rectifier Diode
DS4183-3.0 January 2000
APPLICATIONS
s Rectification
s Freewheel Diode
s DC Motor Control
s Power Supplies
s Welding
s Battery Chargers
KEY PARAMETERS
VRRM
IF(AV)
IFSM
1400V
505A
5600A
FEATURES
s Double Side Cooling
s High Surge Capability
VOLTAGE RATINGS
Type Number
Repetitive Peak
Reverse Voltage
V
RRM
V
DS402ST14
DS402ST13
DS402ST12
DS402ST11
DS402ST10
DS402ST09
1400
1300
1200
1100
1000
900
Lower voltage grades available.
Conditions
V = V + 100V
RSM
RRM
CURRENT RATINGS
Outline type code: T.
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 = 100oC
Tcase = 100oC
T = 100oC
case
Half wave resistive load, T = 100oC
case
Tcase = 100oC
T = 100oC
case
Max. Units
505 A
793 A
640 A
365 A
573 A
390 A
1/7

1 page

DS402ST pdf
DS402ST
12
I2t = Î2 x t
2
10 100
8 90
6
4 I2t
80
70
2 60
0 50
1 10 1 2 3 5 10 20 50
ms Cycles at 50Hz
Duration
Fig. 3 Surge (non-repetitive) forward current vs time (with 50% VRRM, Tcase = 175˚C)
1.0
Conduction Effective thermal resistance
Junction to case ˚C/W
Double side Single side
d.c. 0.08 0.16
Halfwave
0.09
0.17
3 phase 120˚ 0.12
0.20
6 phase 60˚
-
-
0.1
Anode side cooled
Double side cooled
0.01
0.001
0.001
0.01
0.1
Time - (s)
1
Fig. 4 Transient thermal impedance - junction to case - (˚C/W)
10
5/7

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