88956| Datasheet

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UH8JT & UHF8JT
Vishay General Semiconductor

High Voltage Ultrafast Rectifier
FEATURES
TO-220AC ITO-220AC

Oxide planar chip junction Ultrafast recovery time Soft recovery characteristics Low switching losses, high efficiency High forward surge capability

2 1
UH8JT
PIN 1 PIN 2 CASE PIN 1 PIN 2

2 1
UHF8JT

Solder dip 260 C, 40 s Component in accordance to RoHS 2002/95/EC and WEEE 2002/96/EC TYPICAL APPLICATIONS For use in high voltage continuous mode power factor correctors (CCM PFC), switching mode power supplies, freewheeling diodes and secondary dc-to-dc rectification application.

PRIMARY CHARACTERISTICS
IF(AV) VRRM IFSM trr VF at IF = 8 A TJ max. 8A 600 V 80 A 25 ns 1.47 V 175 C

MECHANICAL DATA Case: TO-220AC, ITO-220AC Epoxy meets UL 94V-0 flammability rating Terminals: Matte tin plated leads, solderable per J-STD-002 and JESD22-B102 E3 suffix for consumer grade, meets JESD 201 class 1A whisker test Polarity: As marked Mounting Torque: 10 in-lbs maximum

MAXIMUM RATINGS (TC = 25 C unless otherwise noted)
PARAMETER Maximum repetitive peak reverse voltage Maximum average forward rectified current (Fig. 1) Peak forward surge current 8.3 ms single half sine-wave superimposed on rated load Isolation voltage (ITO-220AC only) from terminal to heatsink t = 1 min Operating junction and storage temperature range SYMBOL VRRM IF(AV) IFSM VAC TJ, TSTG UH8JT 600 8 80 1500 - 55 to + 175 UHF8JT UNIT V A A V C

ELECTRICAL CHARACTERISTICS (TC = 25 C unless otherwise noted)
PARAMETER TEST CONDITIONS IF = 4 A IF = 8 A IF = 4 A IF = 8 A TA = 25 C VF TA = 125 C SYMBOL TYP. 1.82 2.30 1.20 1.47 MAX. 3.0 V 1.8 UNIT

Instantaneous forward voltage (1)

Document Number: 88956 Revision: 13-May-08

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