SEP ELECTRONIC CORP.
HER501 thru HER508
5.0 A High Efficiency Rectifier
Rectifier Reverse Voltage 50 to 1000V
DO-27
Features
Diffused junction
Fast switching for high efficiency
High current capability and low Forward
Voltage Drop
Surge overload rating to 200A peak
Low reverse leakage current
Plastic material has UL flammability
classification 94V-0
Mechanical Data
Case: Molded plastic
Terminals: Solder plated solderable per MIL-STD-202,
Method 208
Polarity: Cathode band
Mounting Position: Any
Weight: 1.10 grams (approx)
.052(1.3)
.048(1.2)
1.0(25.4)
MIN.
.375(9.5)
.285(7.2)
.220(5.6)
.197(5.0)
1.0(25.4)
MIN.
All dimensions inches and (millimeters)
Maximum Ratings & Thermal Characteristics
Rating at 25 C ambient temperature unless otherwise specified, Resistive or Inductive load, 60 Hz.
For Capacitive load derate current by 20%.
Parameter
Symbol
HER
501
HER
502
HER
503
HER
504
HER
505
HER
506
Maximum repetitive peak reverse voltage
VRRM 50 100 200 300 400 600
HER
507
800
HER
508
1000
unit
V
Maximum RMS bridge input voltage
VRMS 35 70 140 210 280 420 560 700 V
Maximum DC blocking voltage
VDC 50 100 200 300 400 600 800 1000 V
Maximum average forward rectified
output current at TA=50 C
IF(AV)
5.0
A
Peak forward surge current single sine-wave
superimposed on rated load (JEDEC Method)
IFSM
200 A
Maximum reverse recovery time TJ=25 C
Trr
50
70 nS
Typical thermal resistance per element
ReJA
15 /W
Typical junction capacitance per element
Operating junction and storage temperature
range
Cj
TJ,
TSTG
75
-55 to + 150
50 pF
Electrical Characteristics
Rating at 25 C ambient temperature unless otherwise specified. Resistive or Inductive load, 60Hz.
For Capacitive load derate by 20 %.
Parameter
Maximum instantaneous forward voltage drop
per leg at 5.0A
Symbol
HER
501
HER
502
HER
503
HER
504
HER
505
HER
506
HER
507
HER
508
Unit
VF 1.0
1.3
1.85
V
Maximum DC reverse current at rated TA =25 C IR
DC blocking voltage per element TA =125 C
10
100
A
2003 SEP ELECTRONIC CORP.
www.sep.net.cn M099
