FEATURES
● Low cost
● Diffused junction
● Ultra fast switching for high efficiency
● Low reverse leakage current
● Low forward voltage drop
● High current capability
● The plastic material carries UL recognition 94V-0
MECHANICAL DATA
●Case: JEDEC DO-15 molded plastic
●Polarity: Color band denotes cathode
●Weight: 0.015 ounces , 0.4 grams
●Mounting position: Any
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating at 25℃ ambient temperature unless otherwise specified.
Single phase, half wave ,60Hz, resistive or inductive load.
For capacitive load, derate current by 20%
HER
HER
HER
HER
HER
HER
HER
HER
201G
202G
203G
204G
205G
206G
207G
208G
Maximum Recurrent Peak Reverse Voltage VRRM 50 100 200 300 400 600 800 1000 V
Maximum RMS 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 Current @TA =50 ℃
Peak Forward Surage Current
8.3ms Single Half Sine-Wave
Super Imposed on Rated Load(JEDEC Method)
Peak Forward Voltage at 2.0A DC(Note1) VF1.3 V
Maximum DC Reverse Current @TJ=25℃
at Rated DC Blocking Voltage @TJ=100℃
Maximum Reverse Recovery Time(Note 1) TRR nS
Typical Junction Capacitance (Note1) CJpF
Typical Thermal Resistance (Note2) RθJA ℃/W
Operating Temperature Range TJ℃
Storage Temperature Range TSTG ℃
uAIR
I(AV) A
60 AIFSM
1.7
2.0
100
CHARACTERISTICS SYMBOL
~ 103 ~
2.Measured at 1.0 MHz and applied reverse voltage of 4.0V DC
3.Thermal resistance junction to ambient
NOTES: 1.Measured with IF=0.5A，IR=1A ，IRR=0.25A
5.0
25
-50 to +150
UNIT
GLASS HIGH EFFICIENCY RECTIFIERS REVERSE VOLTAGE - 50 to 1000 Volts
FORWARD CURRENT - 2.0 Amperes
HER201G thru HER208G
1.0
-50 to +150
50 75
50 30
DO-15
.140(3.6)
.104(2.6)
DI
.034(0.9)
.028(0.7)
DI
.300(7.6)
.230(5.8)
1.0(25.4
MIN
1.0(25.4
MIN
RATING AND CHARACTERTIC CURVES
HER201G thru HER208G
~ 104 ~
FIG. 2 – MAXIMUM NON-REPETITIVE SURGE CURRENT
NUMBER OF CYCLES AT 60Hz
PEAK FORWARD SURGE CURRENT,
AMPERES
PULSE WIDTH 3.3ms
SINGLE HALF-SINE-WAVE
(JEDEC METHOD)
1
50
40
30
20
10
0
60
10
2 5 20 50 100
CAPACITANCE, (pF)
FIG.3 – TYPICAL JUNCTION CAPACITANCE
REVERSE VOLTAGE ,VOLTS
1
100
10
1410 100
HER206G - HER208G
HER201G - HER205G
TJ = 25°C
f = 1 MHz
FIG. 1 – FORWARD CURRENT DERATING CURVE
AMBIENT TEMPERATURE (℃)
AVERAGE FORWARD CURRENT
AMPERES
1.0
025
2.0
3.0
50 75 100 125 150 175
0.5
1.5
2.5
SINGLE PHASE HALF WAVE 60Hz
RESISTIVE OR INDUCTIVE LOAD
FIG.4-TYPICAL FORWARD CHARACTERISTICS
INSTANTANEOUS FORWARD CURRENT, (A)
INSTANTANEOUS FORWARD VOLTAGE,VOLTS
TJ = 25°C
PULSE WIDTH 300us
HER201G -HER204G
HER205G
HER205G-HER207G
00.2 0.4 0.6 0.8 1.2 1.6
1.41.0 1.8
10
1.0
0.01
0.1 HER206G
-HER208G
