HER501 THRU HER508
HIGH EFFICIENCY RECTIFIERS
Reverse Voltage - 50 to 1000 Volts
DO-201AD
Forward Current - 5.0 Amperes
FEATURES
The plastic package carries Underwriters Laboratory
Flammability Classification 94V-0
High speed switching for high efficiency
Low reverse leakage
High forward surge current capability
High temperature soldering guaranteed:
250 C/10 seconds,0.375
”
(9.5mm) lead length,
5 lbs. (2.3kg) tension
1.0 (25.4)
MIN.
0.220(5.6)
0.197(5.0)
DIA.
0.375(9.5)
0.285(7.2)
MECHANICAL DATA
1.0 (25.4)
MIN.
0.052(1.3)
0.048(1.2)
DIA.
Dimensions in inches and (millimeters)
Case:
DO-201AD molded plastic body
Terminals:
Plated axial leads, solderable per MIL-STD-750,
Method 2026
Polarity:
Color band denotes cathode end
Mounting Position:
Any
Weight:0.04
ounce, 1.10 grams
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 C ambient temperature unless otherwise specified.
Single phase half-wave 60Hz,resistive or inductive load,for capacitive load current derate by 20%.
SYMBOLS
HER
501
HER
502
HER
503
HER HER
504 505
HER
506
HER
507
HER
508
UNITS
VOLTS
VOLTS
VOLTS
Amps
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current
0.375”(9.5mm) lead length at T
A
=50 C
Peak forward surge current
8.3ms single half sine-wave superimposed on
rated load (JEDEC Method)
Maximum instantaneous forward voltage at 5.0A
Maximum DC reverse current
T
A
=25 C
at rated DC blocking voltage
T
A
=100 C
Maximum reverse recovery time
(NOTE 1)
Typical junction capacitance (NOTE 2)
Typical thermal resistance (NOTE 3)
Operating junction and storage temperature range
V
RRM
V
RMS
V
DC
I
(AV)
50
35
50
100
70
100
200 300
140 210
200 300
400
280
400
600
420
600
800
560
800
1000
700
1000
5.0
I
FSM
V
F
I
R
t
rr
C
J
R
θ
JA
T
J
,
T
STG
50
100.0
1.0
200.0
1.3
10.0
200.0
70
65.0
10.0
-65 to +150
1.70
Amps
Volts
µ
A
ns
pF
C/W
C
Note:1.Reverse
recovery condition I
F
=0.5A,I
R
=1.0A,Irr=0.25A
2.Measured at 1MHz and applied reverse voltage of 4.0V D.C.
3.Thermal resistance from junction to ambient at 0.375”(9.5mm)lead length,P.C.B. mounted
74
R
LING JIE
STAR SEA
ELECTRONICS CO.,LTD.
RATINGS AND CHARACTERISTIC CURVES HER501 THRU HER508
AVERAGE FORWARD RECTIFIED CURRENT,
AMPERES
PEAK FORWARD SURGE CURRENT,
AMPERES
FIG. 1- FORWARD CURRENT DERATING CURVE
5
FIG. 2-MAXIMUM NON-REPETITIVE PEAK FORWARD
SURGE CURRENT
300
4
250
8.3ms SINGLE HALF SINE-WAVE
(JEDEC Method)
3
200
2
Single Phase
Half Wave 60Hz
Resistive or
inductive Load
150
1
100
0
0
25
50
75
100
125
150
175
50
1
10
100
AMBIENT TEMPERATURE, C
NUMBER OF CYCLES AT 60 Hz
INSTANTANEOUS REVERSE CURRENT,
MICROAMPERES
FIG. 3-TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
FIG. 4-TYPICAL REVERSE CHARACTERISTICS
1,000
INSTANTANEOUS FORWARD
CURRENT,AMPERES
100
50
T
J
=25 C
PULSE WIDTH=300
µs
1%DUTY CYCLE
100
TJ=100 C
5
10
0.5
HER501-HER503
HER504-HER505
HER506-HER508
0.05
0.2
0.6
1.0
1.4
1.8
2.0
1
TJ=25 C
0.1
0.01
0
20
40
60
80
100
INSTANTANEOUS FORWARD VOLTAGE,
VOLTS
PERCENT OF PEAK REVERSE VOLTAGE,%
FIG. 5-TYPICAL JUNCTION CAPACITANCE
TRANSIENT THERMAL IMPEDANCE,
C/W
FIG. 6-TYPICAL TRANSIENT THERMAL IMPEDANCE
100
JUNCTION CAPACITANCE, pF
400
200
T
J
=25 C
10
20
1
HER501-HER505
HER506-HER508
0.1
0.01
0.1
1
10
100
2
0.1
1.0
10
100
REVERSE VOLTAGE,VOLTS
t,PULSE DURATION,sec.
75
R
LING JIE
STAR SEA
ELECTRONICS CO.,LTD.
Talking
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