DIODE MODULE
( )
DWF R 40A30/40
DWF（R）40A is a non-isolated diode module designed for 3 phase rectification.
●
F（AV）
RRM
I
＝40A, V ＝400V
● Easy Construction with Joint-Cathode（F）Type and Joint-Anode（R）type.
● Non-isolated.（Mounting Base as terminals.）
● High Surge Capability
92
20
20
20
2-
6
（Applications）
Welding Power Supply
3 Phase Rectifier
�
M5X10
DWF
DWR
80±0.2
Unit：a
■Maximum Ratings
（Tj＝25℃ unless otherwise specified）
Ratings
Symbol
Item
Unit
( )
( )
DWF R 40A30
DWF R 40A40
VRRM
VRSM
Repetitive Peak Reverse Voltage
Non-Repetitive Peak Reverse Voltage
D.C. Reverse Voltage
300
360
240
400
480
320
V
V
V
VR（DC）
Ratings
Symbol
Item
Conditions
Unit
A
F（AV）
I
Average Forward Current
R.M.S. Forward Current
Surge Forward Current
40
62
Single phase, half wave, 180。conduction, Tc：122℃
F（RMS）
I
A
Single phase, half wave, 180。conduction, Tc：122℃
1
FSM
I
800
A
／cycle,60Hz, peak value, non-repetitive
2
2
2
2
I
I t
Value for one cycle of surge current
2700
A S
t
Tj
Operating Junction Temperature
Storage Temperature
－30 to ＋150
－30 to ＋125
2.7（28）
2.7（28）
170
℃
℃
Tstg
Mounting（M5） Recommended Value 1.5-2.5（15-25）
Mounting
Torque
N･m
（㎏f･B）
Termina
（l M5） Recommended Value 1.5-2.5（15-25）
Mass
g
■Electrical Characteristics
Ratings
8
Symbol
IRRM
Item
Conditions
Unit
mA
V
Repetitive Peak Reverse Current, max.
Forward Voltage Drop, max.
Thermal Impedance, max.
DRM
at V , single phase, half wave, Tj＝150℃
VFM
1.15
0.60
Forward current 120A, Tj＝25℃, Inst. measurement
Junction to case
Rth（j-c）
℃/W
SanRex
®
50 Seaview Blvd. Port Washington, NY 11050-4618 PH.(516)625-1313 FAX(516)625-8845 E-mail: semi@sanrex.com
