SanRex DWF50A40, DWF50A30, DWR50A40, DWR50A30 Datasheet

155

DWF(R)50A30/40

DIODE MODULE

DWF R 50A is a non-isolated diode module designed for 3 phase rectification.

I

F AV

50A, V

RRM

400V
Easy Construction with Joint-Cathode F Type and Joint-Anode R type.
Non-isolated. Mounting Base as terminals.
High Surge Capability

Applications

Welding Power Supply
3 Phase Rectifier

Unit a

Maximum Ratings

Symbol Item

Ratings

DWF(R)50A30 DWF(R)50A40

300 400

360 480

240 320

Unit

VRRM

VRSM

VR DC

Repetitive Peak Reverse Voltage

Non-Repetitive Peak Reverse Voltage

D.C. Reverse Voltage

V

V

V

Symbol Item

Average Forward Current

Conditions

Ratings

Unit

AI

F AV

Single phase, half wave, 180 conduction, Tc 122

50

I

F RMS

I

FSM

R.M.S. Forward Current

Surge Forward Current

Single phase, half wave, 180 conduction, Tc 122

1

2

cycle, 60Hz, peak value, non-repetitive

78

1000

A

A

I

2

t

I2t Value for one cycle of surge current 4150 A2S

Tj

Operating Junction Temperature

30 150

Tstg Storage Temperature

30 125

Mounting
Torque

Mounting

M5

Terminal

M5

Mass

Recommended Value 1.5 2.5 15 25

Recommended Value 1.5 2.5 15 25

2.7 28

2.7 28

N m

f B

g170

Electrical Characteristics

Symbol

IRRM

Item

Repetitive Peak Reverse Current, max.

Conditions

at V

DRM

, single phase, half wave, Tj 150

Ratings

10

1.15

0.50

Unit

mA

VFM Forward Voltage Drop, max.

Forward current 150A, Tj 25 , Inst. measurement

V

Rth j-c

Thermal Impedance, max. Junction to case

/W

156

DWF(R)50A30/40