HER101 thru HER108
Rectifier Reverse Voltage 50 to 1000V
DO-41
1.0 A High Efficiency Rectifier
Features
Diffused junction
Fast switching for high efficiency
High current capability and low Forward
Voltage Drop
Surge overload rating to 30A peak
Low reverse leakage current
Plastic material has UL flammability
classification 94V-0
1.0(25.4)
MIN
.034(0.9)
.028(0.7)
205(5.2)
166(4.2)
.107(2.7)
.080(2.0)
1.0(25.4)
MIN
Mechanical Data
Case: Molded plastic
Terminals: Solder plated solderable per MIL-STD-202,
Method 208
Polarity: Cathode band
Mounting Position: Any
Weight: 0.3 grams (approx)
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 HER HER HER HER HER HER
101 102 103 104 105 106 107
Maximum repetitive peak reverse voltage
Maximum RMS bridge input voltage
Maximum DC blocking voltage
Maximum average forward rectified
output current at T
A
=55 C
Peak forward surge current single sine-wave
superimposed on rated load (JEDEC Method)
Maximum reverse recovery time
T
J
=25 C
V
RRM
V
RMS
V
DC
I
F(AV)
I
FSM
Trr
R
eJA
C
j
T
J
,
T
STG
20
-55 to + 150
50
50
15
50
35
50
100
70
100
200
140
200
300
210
300
1.0
30
75
400
280
400
600
420
600
560
HER
unit
108
800 1000 V
700
V
V
A
A
nS
/W
p
F
800 1000
Typical thermal resistance per element
Typical junction capacitance per element
Operating junction and storage temperature
range
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 1.0A
Maximum DC reverse current at rated T
A
=25 C
DC blocking voltage per element
T
A
=125 C
Symbol
HER
101
V
F
I
R
HER HER HER HER HER HER
102 103 104 105 106 107
1.0
1.3
5
50
1.85
HER
Unit
108
V
A
.
Rating and Characteristic Curves
( TA=25
o
C
Unless otherwise noted )
HER101 thru HER108
Fig. 1 Reverse Recovery Time and Test Circuit Diagram
+0.5A
trr
50
N.I.
10
N.I.
0
-0.25A
D.U.T
.
25V
DC
(approx)
1
N.I.
-1.0A
Pulse
Generator
(Note 2)
Oscilloscope
(Note 1)
Set time base for
10/20 ns/cm
1cm
Note -1.Rise time=7ns max. Iput, Impedance=1M ,22pf
2.Rise time=10ns max Source, Impedance=50
Fig. 3 Peak Forward Surge Current
Peak Forward Surge Current,
Amperes
30
25
20
15
10
5
0
1
10
100
Tj=25 C
8.3 ms
Single half-sine-Wave
[JEDEC Method]
Fig. 2 Derating Curve for
Output Rectified Current
1.2
Average Forward Output
Current, Amperes
1.0
0.8
0.6
.04
0.2
0
0
25
50
75
60Hz Resistive or
Inductive Load
9.5mm lead length
100
125
150
175
Number of Cycles at 60HZ
Ambient Temperature, C
Fig. 4 Typical Instantaneous
Forward Characteristics
10
HER101-103
Fig. 5 Typical Junction Capacitance
Tj=25 C
f=1.0MHz
V
ing
=50mV p.p.
Instantaneous Forward Current,
Amperes
100
1.0
HER104-105
Capacitance, pF
HER101-105
HER106
0.1
HER107-108
10
HER106-108
.01
Tj=25 C
Pulse Width=300us
1% duty cycle
1
0.1
1
10
100
.001
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
Reverse Voltage, Volts
Instantaneous Forward
Voltage, Volts
.
Parametric
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Embedded System
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