BU2506-E3, BU2508-E3, BU2510-E3
www.vishay.com
Vishay General Semiconductor
Revision: 16-Aug-13
1
Document Number: 84805
For technical questions within your region: DiodesAmericas@vishay.com
, DiodesAsia@vishay.com, DiodesEurope@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
Enhanced isoCink+™ Bridge Rectifiers
* Tested to UL standard for safety electrically isolated
semiconductor devices. UL 1557 4th edition.
Dielectric tested to maximum case, storage and junction
temperature to 150 °C to withstand 1500 V.
Epoxy meets UL 94 V-0 flammability rating.
FEATURES
• UL recognition file number E309391 (QQQX2)
UL 1557 (see *)
• Thin single in-line package
• Available for BU-5S lead forming option
(part number with “5S” suffix, e.g. BU25065S)
• Superior thermal conductivity
• Solder dip 275 °C max. 10 s, per JESD 22-B106
• Material categorization: For definitions of compliance
please see www.vishay.com/doc?99912
TYPICAL APPLICATIONS
General purpose use in AC/DC bridge full wave rectification
for switching power supply, home appliances and
white-goods applications.
MECHANICAL DATA
Case: BU
Molding compound meets UL 94 V-0 flammability rating
Base P/N-E3 - RoHS-compliant, commercial grade
Terminals: Matte tin plated leads, solderable per
J-STD-002 and JESD 22-B102
E3 suffix meets JESD 201 class 1A whisker test
Polarity: As marked on body
Mounting Torque: 10 cm-kg (8.8 inches-lbs) max.
Recommended Torque: 5.7 cm-kg (5 inches-lbs)
Notes
(1)
With 60 W air cooled heatsink
(2)
Without heatsink, free air
PRIMARY CHARACTERISTICS
Package BU
I
F(AV)
25 A
V
RRM
600 V, 800 V, 1000 V
I
FSM
300 A
I
R
5 μA
V
F
at I
F
= 12.5 A 0.87 V
T
J
max. 150 °C
Diode variations In-Line
Case Style BU
+ ~~ -
isoCink+™
MAXIMUM RATINGS (T
A
= 25 °C unless otherwise noted)
PARAMETER SYMBOL BU2506 BU2508 BU2510 UNIT
Maximum repetitive peak reverse voltage V
RRM
600 800 1000 V
Average rectified forward current (Fig. 1, 2)
T
C
= 60 °C
(1)
I
O
25
A
T
A
= 25 °C
(2)
3.5
Non-repetitive peak forward surge current
8.3 ms single sine-wave, T
J
= 25 °C
I
FSM
300 A
Rating for fusing (t < 8.3 ms) T
J
= 25 °C I
2
t 373 A
2
s
Operating junction and storage temperature range T
J
, T
STG
- 55 to + 150 °C
