March 2011
DFB2505 - DFB25100
Glass Passivated Bridge Rectifiers
Features
• UL certificate # E326243
• Glass passivated junction
• Ideal for printed circuit board
• Reliable low cost construction
• Plastic material has Underwriters Laboratory Flammability Classification 94V-0
• Surge overload rating to 350 amperes peak
• High case dielectric strength of 2500 VRMS
• Isolated voltage from case to lead over 2500 volts
+
~
~
-
TS-6P
Absolute Maximum Ratings* TA = 25°C unless otherwise noted
Value
Symbol
Parameter
Units
DFB25 DFB25 DFB25 DFB25 DFB25 DFB25 DFB25
05***
10***
20***
40
60
80*** 100***
Maximum
Recurrent Peak Reverse Voltage
VRRM
50
100
200
400
600
800
1000
V
VRMS
VDC
Maximum RMS Voltage
35
50
70
140
200
280
400
420
600
560
800
700
V
V
Maximum DC Blocking Voltage
100
1000
Maximum
Average Forward Rectified Current
I(AV)
IFSM
25
A
A
Peak Forward Surge Current
(8.3mS Single Half-wave)
350
RθJC
TJ
6
°C/W
°C
Typical Thermal Resistance**
Operating Temperature Range
Storage Temperature Range
-55 to +150
-55 to +150
TSTG
°C
* Single phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%
** Device mounted on 4" x 6" x 0.25" Al-plate heat sink.
*** In development. Please contact Fairchild Semiconductor for more information.
Electrical Characteristics TA = 25°C unless otherwise specified
Symbol
Parameter
Test condition
Value
Unit
Maximum
Instantaneous Forward Voltage
@ 12.5A
@ 25A
1.0
1.1
VF
V
Maximum DC Reverse Current
at Rated DC Blocking Voltage
@ TA = 25°C
@ TA = 125°C
10
500
IR
μA
I2t
Cj
Rating for fusing (t < 8.3mS)
508
110
A2S
pF
Typical Junction Capacitance per leg*
* Measured at 1MHz and applied Reverse bias of 4.0V DC.
© 2011 Fairchild Semiconductor Corporation
www.fairchildsemi.com
DFB2505 - DFB25100 Rev. A4
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