Document
HER101 THRU HER108
HIGH EFFICIENCY RECTIFIERS Reverse Voltage – 50 to 1000 Volts Forward Current – 1.0 Ampere
Features • Plastic package has Underwriters Laboratory
Flammability Classification 94V-O utilizing Flame Retardant Epoxy Molding Compound • Void-free Plastic in DO-41 package • 1.0 amperes operation at Ta = 55 oC with no thermal runaway • Ultra Fast switching for high efficiency • Exceeds environmental standards of MIL-S-19500/228
Mechanical Data • Case: Molded plastic, DO-41 • Lead: MIL-STD-202 method 208 guaranteed • Polarity: Band denotes cathode • Mounting Position: Any
Absolute Maximum Ratings and Characteristics Ratings at 25oC ambient temperature unless otherwise specified. Single phase, half wave, 60Hz, resistive or inductive load.
Symbols HER HER HER HER HER HER HER HER Units 101 102 103 104 105 106 107 108
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current at TA = 55OC Peak forward surge current 8.3mS single half sine-wave superimposed on rated load (JEDEC method) Maximum instantaneous forward voltage at 1A DC
Maximum reverse current at rated reverse voltage
TJ = 25OC TJ = 100OC
VRRM VRMS VDC
IO
IFSM VF
IR
50 100 200 300 400 600 800 1000 Volts 35 70 140 210 280 420 560 700 Volts 50 100 200 300 400 600 800 1000 Volts
1.0 Amp
30 Amps 1.0 1.3 1.7 Volts
10 500 µAmps
Maximum reverse recovery time (Note 1) Typical junction capacitance (Note 2) Typical junction resistance (Note 3) Operating and storage temperature range
trr CJ RθJA TJ ,TS
50 75 nSec
17 pF
60 OC/W
-55 to +150
OC
Notes: 1. Test Conditions: IF = 0.5A, IR = -1A, IRR = -0.25A. 2. Measured at 1MHz and applied reverse voltage of 4 volts DC. 3. Thermal resistance from junction to ambient and from junction to lead length 0.375”(9.5mm) P.C.B. mounted.
SEMTECH ELECTRONICS LTD.
(Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724)
®
Dated : 22/03/2003
HER101 THRU HER108
REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
50 NONINDUCTIVE
10 NONINDUCTIVE
(+) 25Vdc (appox) (-)
DUT
1 NON INDUCTIVE
PULSE GENERATOR (NOTE 2)
OSCILLOSCOPE (NOTE 1)
NOTES:1. Rise Time=7ns max. Input Impedance= 1 megohm 22 pf
2. Rise Time=10ns max. Sourse Impedance= 50 ohms
+0.5A
0 -0.25A
trr
-1.0A
1cm
SET TIME BASE FOR 50ns/cm
FORWARD CURRENT, AMPERES
FORWARD CHARACTERISTICS 10
HER101 TYPICAL 1
HER108 Tj=25oC 0.1
0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 FORWARD VOLTAGE VOLTS
AVERAGE FORWARD CURRENT, A
FORWARD CURRENT DERATING CURVE
1.2 1.0 0.8 0.6 0.4 0.2
0 25 50 75 100 125 150 175 AMBIENT TEMPERATURE, ( C)
TYPICAL JUNCTION CAPACITANCE 100
10 Tj=25 oC f=1.0MHz Vsig=50mVp-p
FORWARD SURGE CURRENT (A)
PEAK FORWARD SURGE CURRENT 35 30 25 20 15 10 5
0.1 0.1
1 10 REVERSE VOLTAGE, VOLTS
100
0.1 0.5 1 2 5 10 20 50 100 500 1000 NUMBER OF CYCLES AT 60Hz
JUNCTION CAPACITANCE,pF
SEMTECH ELECTRONICS LTD.
(Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724)
®
Dated : 22/03/2003
.