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UG4A_11 Datasheet, PDF (1/4 Pages) Vishay Siliconix – Miniature Ultrafast Plastic Rectifiers
UG4A thru UG4D
Vishay General Semiconductor
Miniature Ultrafast Plastic Rectifiers
DO-201AD
PRIMARY CHARACTERISTICS
IF(AV)
4.0 A
VRRM
50 V to 200 V
IFSM
150 A
trr
20 ns
VF
0.95 V
TJ max.
150 °C
FEATURES
• Glass passivated chip junction
• Ultrafast reverse recovery time
• Low forward voltage drop
• Low switching losses, high efficiency
• High forward surge capability
• Solder dip 275 °C max. 10 s, per JESD 22-B106
• Compliant to RoHS Directive 2002/95/EC and in
accordance to WEEE 2002/96/EC
• Halogen-free according to IEC 61249-2-21 definition
TYPICAL APPLICATIONS
For use in high frequency rectification and freewheeling
application in switching mode converters and inverters for
consumer, computer, and telecommunication.
MECHANICAL DATA
Case: DO-201AD
Molding compound meets UL 94 V-0 flammability rating
Base P/N-M3 - halogen-free, RoHS compliant, and
commercial grade
Terminals: Matte tin plated leads, solderable per
J-STD-002 and JESD 22-B102
M3 suffix meets JESD 201 class 1A whisker test
Polarity: Color band denotes cathode end
MAXIMUM RATINGS (TA = 25 °C unless otherwise noted)
PARAMETER
SYMBOL UG4A
Maximum repetitive peak reverse voltage
VRRM
50
Maximum RMS voltage
VRMS
35
Maximum DC blocking voltage
VDC
50
Maximum average forward rectified current (fig. 1)
IF(AV)
Peak forward surge current 8.3 ms single half sine-wave
superimposed on rated load
IFSM
Operating junction and storage temperature range
TJ, TSTG
UG4B
UG4C
100
150
70
105
100
150
4.0
150
- 55 to + 150
UG4D
200
140
200
UNIT
V
V
V
A
A
°C
Document Number: 89431 For technical questions within your region, please contact one of the following:
Revision: 04-May-11
DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
www.vishay.com
1
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