LESHAN RADIO COMP ANY , LTD.
45A–1/2
HER201
HER202
HER203
HER204
HER205
HER206
HER207
HER208
TYPE Maximum
Peak Reverse
Voltage
Maximum Average
Rectified Current
@ Half-Wave
Resistive Load 60Hz
Maximum Forward
Peak Surge Current
@ 8.3ms
Superimposed
Maximum
Reverse Current
@ PRV @ TA=25ºC
Maximum
Forward
Voltage
@ TA=25ºC
Package
Dimensions
1.00
1.00
1.00
1.30
1.30
1.85
1.85
1.85
Maximum
Reverse
Recovery Time
2.0
50
100
200
300
400
600
800
1000
DO – 15
PRV
V PK
HER201 – HER208
Trr I F=0.5A, I R=1.0A, I RR=0.25A
Trr Test Conditions: I F=0.5A, I R=1.0A, I RR=0.25A
I O @ T L
A AV ºC
I FM (Surge)
A PK
IR
µAdc
I FM V FM
A PK V PK
Trr
ns
50 60 5.0 2.0 50
70
.140(3.6) DIA
.104(2.6)
1.0(25.4)
MIN
.300(7.6)
.230(5.8)
.034(0.9) DIA
.028(0.7)
1.0(25.4)
MIN
DO – 15
2A
2A HIGH EFFICIENCY DIODES
LESHAN RADIO COMP ANY , LTD.
45A–2/2
HER201 – HER208
2A
2A RATING & CHARACTERISTIC CURVES OF HIGH EFFICIENCY DIODES
FIG. 2 - TYPICAL FORWARD
CURRENT DERATING CURVE
AMBIENT TEMPER ATURE, (ºC)
+0.5A
0
-0.25A
-1.0A SET TIME
1cm
Trr
NOTES:1.Rise Time=7ns max.
Input Impedance=1megohm.22pF.
2.Rise Time=10ns max.
Source Impedance=50 ohms.
(+)
PULSE
GENERATOR
(NOTE 2)
(-)
D.U.T.
OSCILLOSCOPE
(NOTE 1)
1Ω
NON.
INDUCTIVE
(+)
25Vdc
(APPROX)
(-)
50 Ω10 Ω
NONINDUCTIVE NONINDUCTIVE
FIG.1-TEST CIRCUIT DIAGRAM AND
REVERSE RECOVERY TIME CHARACTERISTIC
BASE FOR 10 ns/cm
AVERAGE FORWARD CURRENT,(A)
0 50 100 150 175
2.0
1.0
0
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
FIG. 3 - TYPICAL REVERSE
CHARACTERISTICS
FIG. 4 - TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
INSTANTANEOUS REVERSE CURRENT (µA)
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
FIG. 6 - TYPICAL JUNCTION CAPACITANCE
FIG. 5 - MAXINUM NON-REPETITIVE
FOWARD SURGE CURRENT
JUNCTION CAPACITANCE,(pF)
REVERSE VOLTAGE,(V)
PEAK FORWARD SURGE CURRENT,(A)
NUMBER OF CYCLES AT 60Hz
INSTANTANEOUS FORWARD CURRENT, (A)
INSTANTANEOUS FORWARD VOLTAGE,(V)
20 40 60 80 100 120 140
100
10
1.0
0.1
.01
TJ =150ºC
TJ =100ºC
TJ =25ºC
.2 .4 .6 .8 1.0 1.2 1.4 1.6 1.8
10
1.0
.1
.01
.001
TJ =25ºC
Pulse Width=300µs
1% Duty Cycle
50/100/200V
300/400V
600V
800/1000V
8.3ms Single Half Sine-Wave
(JEDEC Method)
60
50
40
30
20
10
0
200
100
60
40
20
10
6
4
2
1
HER201(G)-HER205(G)
HER206(G)-HER208(G)
1 2 5 10 20 50 100 .1 .2 .4 1.0 2 4 10 20 40 100
T J =25ºC
