HER201
THRU
HER208
2.0 AMPS. High Efficiency Rectifiers
Voltage Range
50 to 1000 Volts
Current
2.0 Amperes
Features
Low forward voltage drop
High current capability
High reliability
High surge current capability
DO-15
Mechanical Data
Cases: Molded plastic
Epoxy: UL 94V-O rate flame retardant
Lead: Axial leads, solderable per MIL-STD-
202, method 208 guaranteed
Polarity: Color band denotes cathode end
High temperature soldering guaranteed:
260
o
C/10 seconds/.375”,(9.5mm) lead
lengths at 5 lbs., (2.3kg) tension
Weight: 0.40grams
Dimension in inches and (Millimeters)
Maximum Rating and Electrical Characteristics
Rating at 25℃ambient temperature unless otherwise specified.
Single phase, half wave 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%
Symbol HER HER HER HER HER HER HER HER
Units
Type Number
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified
Current .375 (9.5mm) lead length
@T
A
= 55℃
Peak Forward Surge Current, 8.3 ms single
half sine-wave superimposed on rated load
(JEDEC method )
Maximum Instantaneous Forward Voltage
@ 2.0A
Maximum DC Reverse Current
@Ta=25℃ at Rated DC Blocking Voltage
@ Ta=100℃
Maximum Reverse Recovery Time ( Note 1)
Typical Junction Capacitance ( Note 2 )
Typical Thermal Resistance ( Note 3 )
V
RRM
V
RMS
V
DC
I
(AV)
I
FSM
V
F
I
R
201 202 203 204 205
50 100 200 300 400
35
70 140 210 280
50 100 200 300 400
2.0
60
1.0
1.3
5.0
100
206
600
420
600
207
800
560
800
208
1000
700
1000
V
V
V
A
A
1.7
V
uA
uA
Trr
50
Cj
50
60
R
θ
JA
Operating Temperature Range
T
J
-65 to +150
Storage Temperature Range
T
STG
-65 to +150
Notes: 1. Reverse Recovery Test Conditions: I
F
=0.5A, I
R
=1.0A, I
RR
=0.25A
2. Measured at 1 MHz and Applied Reverse Voltage of 4.0 V D.C.
3. Mount on Cu-Pad Size 10mm x 10mm on PCB.
75
35
nS
pF
℃/W
℃
℃
- 318 -
RATINGS AND CHARACTERISTIC CURVES (HER201 THRU HER208)
FIG.1- REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
50W
NONINDUCTIVE
10W
NONINDUCTIVE
+0.5A
(-)
DUT
(+)
50Vdc
(approx)
(-)
PULSE
GENERATOR
(NOTE 2)
1W
NON
INDUCTIVE
OSCILLOSCOPE
(NOTE 1)
(+)
0
-0.25A
trr
FIG.2- MAXIMUM AVERAGE
FORWARD CURRENT DERATING
AVERAGE FORWARD CURRENT. (A)
3.0
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
0.375" (9.5mm)
Lead Length
2.0
1.0
NOTES: 1. Rise Time=7ns max. Input Impedance=
1 megohm 22pf
2. Rise Time=10ns max. Sourse Impedance=
50 ohms
-1.0A
1cm
SET TIME BASE FOR
5/ 10ns/ cm
0
0
25
50
75 100 125 150 175
o
AMBIENT TEMPERATURE. ( C)
FIG.3- TYPICAL REVERSE CHARACTERISTICS
1000
FIG.4- TYPICAL FORWARD CHARACTERISTICS
100
INSTANTANEOUS REVERSE CURRENT. ( A)
100
INSTANTANEOUS FORWARD CURRENT. (A)
10
10
Tj=75
0
C
1
1
0.1
Tj=25
0
C
0.1
0
0.01
20
40
60
80
100
120
140
PERCENT OF RATED PEAK REVERSE VOLTAGE. (%)
0
0.2
0.4
0.6
HE
R2
01
~H
ER
20
4
HE
R2
05
0.8
1.0
Tj=100
0
C
08
R2
HE
~
06
R2
HE
1.2
1.4
FORWARD VOLTAGE. (V)
FIG.5- MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
80
175
150
125
100
75
50
25
0
1
2
5
10
20
50
100
FIG.6- TYPICAL JUNCTION CAPACITANCE
PEAK FORWARD SURGE CURRENT. (A)
50
40
30
20
8.3ms Single Half Sine Wave
JEDEC Method
JUNCTION CAPACITANCE.(pF)
60
HE
R2
01
~H
HE
ER
R2
20
06
5
~H
ER
20
10
0
NUMBER OF CYCLES AT 60Hz
8
0.1
0.5
1
2
5
10
20
50
100 200
500 800
REVERSE VOLTAGE. (V)
- 319 -
Microcontroller MCU
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