HER301G thru HER308G Glass Passivated High Efficient Rectifiers Reverse Voltage 50 to 1000 Volts Forward Current 3.0 Amperes Features Low forward voltage drop High current capability High reliability High surge current capability Mechanical Data Case: Molded plastic DO-201AD Epoxy: UL 94V-O rate flame retardant Lead: Axial leads, solderable per MIL-STD-202, Method 208 guaranteed Polarity: Color band denotes cathode end High temperature soldering guaranteed: 250OC/10 seconds .375” (9.5mm) lead lengths at 5 lbs., (2.3kg) tension Mounting position: Any Weight: 0.042 ounce, 1.195 grams Maximum Ratings and Electrical Characteristics Ratings at 25oC ambient temperature unless otherwise specified. Single phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20% Parameter Symbols H ER 301G H ER 302G H ER 303G H ER 304G H ER 305G H ER 306G H ER 307G H ER 308G Units Maximum repetitive peak reverse voltage VRRM 50 100 200 300 400 600 800 1000 Volts Maximum RMS voltage VRMS 35 70 140 210 280 420 560 700 Volts 50 100 200 300 400 600 800 1000 Volts Maximum DC blocking voltage V DC Maximum average forward rectified current .375" (9.5mm) lead length @TA=55oC IF(AV) 3.0 Amps Peak forward surge current, 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) IFSM 125.0 Amps Maximum instantaneous forward voltage @ 3.0A VF Maximum DC reverse current at rated DC blocking voltage @ TA=25oC @ TA=100oC Maximum reverse recovery time (Note 1) Typical junction capacitance (Note 2) Typical thermal resistance (Note 3) Operating junction temperature range Storage temperature range Notes: 1.0 1.3 1.7 Volts 10.0 200 IR trr 50 CJ 80 uA uA 75 nS 50 pF RθJA RθJL 20.0 5.6 TJ -55 to +150 o C TSTG -55 to +150 o C 1. Reverse Recovery Test Conditions: IF=0.5A, IR=1.0A, IRR=0.25A 2. Measured at 1 MHz and Applied Reverse Voltage of 4.0 V D.C. 3. Thermal Resistance from Junction to Ambient and from Junction to Lead at 0.375" (9.5mm) Lead Length P.C.B. Mounted 173 o C/W RATINGS AND CHARACTERISTIC CURVES 174