New Product 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 2 Solder dip 260 C, 40 s 1 1 UH8JT UHF8JT Component in accordance to RoHS 2002/95/EC PIN 1 PIN 1 and WEEE 2002/96/EC CASE PIN 2 PIN 2 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 I 8 A F(AV) MECHANICAL DATA V 600 V RRM Case: TO-220AC, ITO-220AC I 80 A FSM Epoxy meets UL 94V-0 flammability rating t 25 ns rr Terminals: Matte tin plated leads, solderable per V at I = 8 A 1.47 V F F J-STD-002 and JESD22-B102 T max. 175 C J E3 suffix for consumer grade, meets JESD 201 class 1A whisker test Polarity: As marked Mounting Torque: 10 in-lbs maximum MAXIMUM RATINGS (T = 25 C unless otherwise noted) C PARAMETER SYMBOL UH8JTUHF8JTUNIT Maximum repetitive peak reverse voltage V 600 V RRM Maximum average forward rectified current (Fig. 1) I 8A F(AV) Peak forward surge current 8.3 ms single half sine-wave I 80 A FSM superimposed on rated load Isolation voltage (ITO-220AC only) V 1500 V AC from terminal to heatsink t = 1 min Operating junction and storage temperature range T , T - 55 to + 175 C J STG ELECTRICAL CHARACTERISTICS (T = 25 C unless otherwise noted) C PARAMETER TEST CONDITIONS SYMBOL TYP. MAX. UNIT I = 4 A 1.82 - F T = 25 C A I = 8 A 2.30 3.0 F (1) Instantaneous forward voltage V V F I = 4 A 1.20 - F T = 125 C A I = 8 A 1.47 1.8 F Document Number: 88956 For technical questions within your region, please contact one of the following: www.vishay.com Revision: 13-May-08 PDD-Americas vishay.com, PDD-Asia vishay.com, PDD-Europe vishay.com 1New Product UH8JT & UHF8JT Vishay General Semiconductor ELECTRICAL CHARACTERISTICS (T = 25 C unless otherwise noted) C PARAMETER TEST CONDITIONS SYMBOL TYP. MAX. UNIT T = 25 C - 5.0 (2) A Reverse current V = 600 V I A R R T = 125 C - 100 A I = 0.5 A, I = 1.0 A, F R -25 I = 0.25 A rr Maximum reverse recovery time t ns rr I = 1.0 A, dI/dt = 50 A/s, F -45 V = 30 V, I = 0.1 I R rr RM Typical softness factor (t /t ) S0.5 - - b a I = 8 A, dI/dt = 200 A/s, F Typical reverse recovery current I 7.0 7.7 A RM V = 400 V, T = 125 C R J Typical stored charge Q 160 - nC rr I = 8 A, dI/dt = 64 A/s, F Typical forward recovery time t 150 - ns fr V = 1.1 x V max. F F Notes: (1) Pulse test: 300 s pulse width, 1 % duty cycle (2) Pulse test: Pulse width 40 ms THERMAL CHARACTERISTICS (T = 25 C unless otherwise noted) C PARAMETER SYMBOL UH8JT UHF8JT UNIT Typical thermal resistance from junction to case R 2.0 4.0 C/W JC ORDERING INFORMATION (Example) PACKAGE PREFERRED P/N UNIT WEIGHT (g) PACKAGE CODE BASE QUANTITY DELIVERY MODE TO-220AC UH8JT-E3/45 1.83 45 50/tube Tube ITO-220AC UHF8JT-E3/45 1.72 45 50/tube Tube RATINGS AND CHARACTERISTICS CURVES (T = 25 C unless otherwise noted) A 12.0 16 D = 0.8 Resistive or Inductive Load 14 D = 0.5 10.0 D = 0.3 12 D = 0.2 D = 1.0 8.0 10 D = 0.1 UH8JT 6.0 8 T 6 4.0 UHF8JT 4 2.0 D = t /T t p p 2 0 0 25 50 75 100 125 150 175 0 1234567 8 9 Case Temperature (C) Average Forward Current (A) Figure 1. Maximum Forward Current Derating Curve Figure 2. Forward Power Loss Characteristics www.vishay.com For technical questions within your region, please contact one of the following: Document Number: 88956 PDD-Americas vishay.com, PDD-Asia vishay.com, PDD-Europe vishay.com Revision: 13-May-08 2 Average Forward Rectified Current (A) Average Power Loss (W)