FEATURES
Low cost
Low leakage
Low forward voltage drop
High current capability
M ECHANIC AL DAT A
Case:JEDEC DO-15,molded plastic
Terminals: Axial lead ,solderable per
MIL- STD-202,Method 208
Polarity: Color band denotes cathode
Weight: 0.014 ounces,0.39 grams
Mounting position: Any
Ratings at 25 ambient temperature unless otherwise specified.
Single phase,half wave,60 Hz,resistive or inductive load. For capacitive load,derate by 20%.
HER
203G
HER
204G
HER
205G
HER
206G
HER
207G
HER
208G UNITS
Maximum recurrent peak reverse voltage VRRM 200 300 400 600 800 1000 V
Max imum RMS v olt age VRMS 140 210 280 420 560 700 V
Max imum DC bloc king v oltage VDC 200 300 400 600 800 1000 V
Maximum average forw ard rectified current
9.5mm lead length, @TA=75
Peak forw ard surge current
8.3ms single half -sine-w ave
superimposed on rated load @TJ=125
Maximum instantaneous forw ard voltage @2.0 A
V
FV
Maximum reverse current @TA=25
at rated DC blocking voltage @TA=100
Maximum reverse recovery time (Note1) trr
ns
Typical junction capacitance (Note2) CJpF
Typical Thermal Resistance (Note3) RθJA /W
Operating junction temperature range TJ
Storage temperature range TSTG
GALAXY ELECTRICAL
10050
DO - 15
MAXIMUM RATINGS AND EL ECTRICAL CHARACTERISTICS
The plastic material carries U/L recognition 94V-0
2. Measured at 1.0MHZ and applied reverse v oltage of 4.0V DC.
1.71.0 1.3
50
50 75
100.0
IR
30
HER201G --- HER208 G
A
5.0
Easily cleaned with alcohol,Isopropanol
and similar s olvents
I(AV) 2.0
GLASS PASSIVATED RECTIFIERS
70
VOL TAGE RANGE: 5 0 --- 10 00 V
CURRENT: 2.0 A
35
HER
201G
HER
202G
50 100
A
60.0IFSM
NOTE: 1. Measured with IF=0.5A, IR=1A, Irr=0.25A.
A
- 55 ---- + 175
50
- 55 ---- + 175
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BLGALAXY ELECTRICAL
BL
Document Number 0269017 1.
3. Thermal resistance junction to ambient.
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Document Number 0269017 2.
BLGALAXY ELECTRICAL
AMPERES
AMPERES
AMPERES
FIG .2 - - T YPICAL F O RWARD CHA RACT ERIST IC FIG.3 -- FORW ARD DERATING CURVE z
F IG.4 - - T YPICAL J UNCTIO N CAPACIT ANCE FIG.5 - - PEAK F O RWARD SURG E CURRENT
AMBIENT TEMPERATURE,
NUMBER OF CYCLES AT 60Hz REVERSE VOLTAGE,VOLTS
JUNCTION CAPACITANCE,pF
HER201G --- HER208G
FIG.1 - - T EST CIRCUIT DIAG RAM AND REV ERSE RECO VERY TIM E CHARACTERI ST IC
AVERAGE FORWARD CURRENT
SET TIME BASE FOR 10/20 ns/cm
NOTES:1.RISE TIME = 7ns MAX.INPUT IMPEDANCE = 1M .22pF.
JJJJJ2.RISE TIME =10ns MAX.SOURCE IMPEDANCE=50 .
RATI NG S AND CHARACTERISTIC CURVES
INSTANTANEOUS FORWARD VOLTAGE, VOLTS
INSTANTANEOUS FORWARD CURRENT
PEAK FORWARD SURGE CURRENT
PULSE
GENERATOR
(NOTE2)
D.U.T.
1
NONIN-
DUCTIVE
50
N1.
10
N1.
OSCILLOSCOPE
(NOTE 1)
(+)
25VDC
(approx)
(-)
-1.0A
-0.25A
0
+0.5A
trr
1cm
TJ=25
0.001
0.01
0.1
1
10
Pulse width=300 s
50\100\200V
300\400V
600\800\1000V
1
2
4
6
10
20
40
60
100
200
0.1 0.2 0.4 1 2 4 10 40 10020
HER206G-HER208G
HER201G-HER205G
TJ=25
0
40
50
110 100
30
550
10
20
60
8.3ms Single Half
Sine-Wave
1.0
2.0
0 25 50 75 100 125 150
0
175
Single Phase
Half Wave 60HZ
Resistive or
Inductive Load
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8
