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%
HER
301G
HER
302G
HER
303G
HER
304G
HER
305G
HER
306G
HER
307G
HER
308G
Parameter
Symbols
Units
Maximum repetitive peak reverse voltage
Maximum RMS voltage
VRRM
VRMS
VDC
50
35
50
100
200
140
200
300
210
300
400
280
400
600
420
600
800
560
800
1000
700
Volts
Volts
Volts
70
Maximum DC blocking voltage
100
1000
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
Volts
Maximum instantaneous forward voltage @ 3.0A
VF
IR
1.0
1.3
1.7
Maximum DC reverse current
at rated DC blocking voltage
@ TA=25oC
10.0
200
uA
uA
@ TA=100oC
nS
pF
Maximum reverse recovery time (Note 1)
Typical junction capacitance (Note 2)
trr
50
80
75
50
CJ
RθJA
RθJL
20.0
5.6
Typical thermal resistance (Note 3)
oC/W
Operating junction temperature range
Storage temperature range
TJ
-55 to +150
-55 to +150
oC
oC
TSTG
Notes:
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
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