![](/html/c0/c06e/c06eabeb24b9e335799ea54144efd1eda1ebc57c0f322af49e0a1121496faa78/bg1.png)
Features
Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
1.0 ampere operation at TA=55 with no thermal runway
Low cost
Ultrafast recovery time for high efficiency
Low forward voltage
Low leakage current
High surge current capability
High temperature soldering guaranteed:
250
5 lbs. (2.3Kg) tension.
/10 seconds, 0.375 (9.5mm) lead length,
HER1001 THRU HER1007
HIGH EFFICIENCY RECTIFIER
Reverse Voltage -
Forward Current -
50 to 1000 Volts
1.0 Ampere
Mechanical Data
Case: DO-41 molded plastic body
Terminals: Plated axial leads, solderable per
MIL-STD-750,
method 2026
Polarity: Color band denotes cathode end
Mounting Position: Any
Weight: 0.012 ounce, 0.33 gram
Maximum Ratings and Electrical Characteristics
Ratings at 25 ambient temperature unless otherwise specified.
HER
Symbols
Maximum repetitive peak reverse voltage V
Maximum RMS voltage V
Maximum DC blocking voltage V
Maximum average forward rectified current
0.375" (9.5mm) lead length at T
Peak forward surge current,
8.3mS single half sine-wave superimposed
on rated load (MIL-STD-750D 4066 method)
Maximum instantaneous forward voltage at 1.0A V
Maximum DC reverse current T
at rated DC blocking voltage TA=100
Maximum reverse recovery time (Note 1) T
Typical junction capacitance (Note 2) C
Typical thermal resistance (Note 3)
Operating junction and storage temperature range T
Notes:
(1) Reverse recovery test conditions: IF=0.5A, IR=1.0A, Irr=0.25A
(2) Measured at 1.0MHz and applied reverse voltage of 4.0 volts
(3) Thermal resistance from junction to ambient and from junction to lead length 0.375 (9.5mm), P.C.B. mounted
A
=55
A
=25
RRM
RMS
DC
I
(AV)
I
FSM
F
I
R
rr
J
R
JA
R
JL
, T
J
STG
HER
1001
1002
50 100 200 400 600 800 1000 Volts
35 70 140 280 420 560 700 Volts
50 100 200 400 600 800 1000 Volts
1.0 1.7 Volts
50.0 100.0 nS
DIMENSIONS
DIM
A 0.165 0.205 4.2 5.2
B 0.079 0.106 2.0 2.7
C 0.028 0.034 0.71 0.86
D 1.000 - 25.40 -
HER
1003
inches mm
Min. Max. Min. Max.
HER
HER
1005
HER
1006
1004
1.0 Amp
30.0 Amps
10.0
50.0
17.0
60.0
15.0
-55 to +150
HER
1007
Note
Units
A
F
/W
1
![](/html/c0/c06e/c06eabeb24b9e335799ea54144efd1eda1ebc57c0f322af49e0a1121496faa78/bg2.png)
RATINGS AND CHARACTERISTIC CURVES
2