HIGH EFFICIENCY RECTIFIER
HER251
THRU
HER258
1.Dimensions of outlines
Unit: mm
YIGUANG
SDO-15
2.Maximum Ratings
TYPE NUMBER
Maximum repetitive peak reverse
voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward
rectified current 9.5mm lead
length at T
A
=55
Peak Forward Surge Current,
8.3ms
single
half-wave
superimposed on rated load
(JEDEC method)
Operating junction temperature
range
Storage temperature range
Symbols
V
RRM
V
RMS
V
DC
I
F(AV)
Units
V
V
V
A
HER
251
50
35
50
HER
252
100
70
100
HER
253
200
140
200
HER
254
300
210
300
2.5
HER
255
400
280
400
HER
256
600
420
600
HER
257
800
560
800
HER
258
1000
700
1000
I
FSM
A
100
T
J
T
stg
-65to+125
-65to+150
3.Electronical Characteristics (Ta=25
TYPE NUMBER
Maximum instantaneous forward
voltage at2.5A
Maximum DC reverse Ta=25
current at rated DC
Ta=100
blocking voltage
Maximum reverse recovery time
(test conditions:IF=0.5A,
IR=1.0A,IRR=0.25A)
unless otherwise specified)
HER HER HER HER
Symbols Units
251
252
253
254
V
F
I
R1
I
R2
V
A
A
1.0
HER
255
HER
256
HER
257
1.7
HER
258
1.3
10.0
150.0
T
rr
nS
50
70
Microcontroller MCU
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