HER301G tHRu HER308G 3.0 AMPS. GLASS PASSIVATED HIGH EFFICIENCY RECTIFIERS VOLTAGE RANGE 50 to 1000 Volts CURRENT 3.0 Amperes FEATURES * Low forward voltage drop * High current capability * High reliability * High surge current capability MECHANICAL DATA * Case: Molded plastic * Epoxy: UL 94V-0 rate flame retardant * Lead: Axial leads, solderable per MIL-STD-202, method 208 guaranteed * Polarity: Color band denotes cathode end x Mounting Position: Any Weight: 1.18 grams DO-201AD 2106.3 -190(4.8) aL [| + 1.0(25.4) MIN. am .375(9.6) 2B5(7.2) .052(1.3) -048(T.2) DIA. ' 1.0(25.4) MIN. 4 Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating at 25C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20% HER | HER | HER | HER | HER | HER | HER | HER TYPE NUMBER SYMBOLS | 391G/ 302G/ 303G | 304G| 305G | 306G| 307 | 30aG | UNITS Maximum Recurrent Peak Reverse Voltage VaRM 50 | 100 | 200 | 300 600 | 800 | 1000} V Maximum RMS Voltage Vrms 35 70 | 140 | 210 | 280 | 420 ; 560 | 700 Vv Maximum D.C Blocking Voltage Voc 50 | 100 | 200 | 300 | 400 | 600 | 800 | 1000}; V Maximum Average Forward Rectified Current | 3.0 A _378" (9.5mm) lead length @ Ta = 55C (Note 1) FAV) . Peak Forward Surge Current, 8.3 ms single half sine-wave | 100 A superimposed on rated load(JEDEC method) FSM Maximum Instantaneous Forward Voltage at 3.0A (Note 1) Ve 1.0 | 1.3 | 1.7 v Maximum D.C Reverse Current @ Ta =25C | 10.0 pA at Rated D.C. Blocking Voltage @ T, = 125C R 200 pA Maximum Reverse Recovery Time( Note 2) Tra 50 75 nS Typical Junction Capacitance (Note 3) Cy 80 50 pF Operating and Storage Temperature Range Ty, Tst 65 to+ 150 c NOTES: 1. Each Lead mounted on a0.8x0.8x 0.04"(20 x 20x 1mm) copper heat - sink. 2.Reverse Recovery Test Conditions: lp =0.5A,!y =1.0A, Iag =0.25A. 3.Measured at 1 MHz and applied reverse voltage of 4.0V D.C. JINAN GUDE ELECTRONIC DEVICE CO., LTD.RATINGS AND CHARACTERISTIC CURVES (HER301G THRU HER308G ) FIG.1 TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME. CHARACTERISTICS bTrr \ 500 100 NONINDUCTIVE NONINDUCTIVE +0. oo _/VA. put -} ) PULSE == 50 Vac IGENERATOR| (approx) (NOTE 2) Qo 10 OSCILLOSCOPE (NOTE 1) io) ; INDUCTIVE NOTES: 7 Rise Time=7 ns max. Input Impedance= at 1 megohm 22pF 2 Rise Time=i0ns max. Source impedace= 50 ohms FIG.3 - TYPICAL REVERSE CHARACTERISTICS 1000 Ty=125C 10 1.0 INSTANTANEOUS REVERSE CURRENT (#A) 0.1 PERCENT OF RATED PEAK REVERSE VOLTAGE (%) FIG.5 - MAXIMUM NON REPETITIVE FORWARD SURGE CURRENT ~ oO Single Sine Wave g ny a PEAK FORWARD SURGE CURRENT. (A) nN ~t 2 & 8 a 8 Oo NUMBER OF CYCLES AT 60 Hz SET 200nsicm FIG.2 TYPICAL FORWARD CURRENT DERATING CURVE Phase Wave 60Hz Resistive or Loed 0.375%9.5mm) (A) AVERAGE FORWARD CURRENT BASE FOR AMBIENT TEMPERATURE (C) FIG.4- TYPICAL FORWARD CHARACTERISTICS 100 INSTANTANEOUS FORWARD CURRENT (A) JUNCTION CAPACITANCE (pF) = o = 2 = OO 2 4 6 FORWARD VOLTAGE (V) FIG.6 TYPICAL JUNCTION CAPACITANCE 8 10 12 14 16 18 175 150 125 100 75 25 5 1 2 5 10 50 100 200 500 1000 REVERSE VOLTAGE (V) JINAN GUDE ELECTRONIC DEVICE Co., LTD.