RECTRON
SEMICONDUCTOR
TECHNICAL SPECIFICATION
HER801S
THRU
HER805S
HIGH EFFICIENCY RECTIFIER
VOLTAGE RANGE 50 to 400 Volts CURRENT 8.0 Amperes
FEATURES
*
*
*
*
*
*
Low switching noise
Low forward voltage drop
Low thermal resistance
High current capability
High fast switching capability
High surge capability
D2PAK
.049 (1.25 REF.)
MECHANICAL DATA
*
*
*
*
*
Case: D2PAK molded plastic
Epoxy: Device has UL flammability classification 94V-O
Lead: MIL-STD-202E method 208C guaranteed
Mounting position: Any
Weight: 2.2 grams
.189 (4.80)
.173 (4.40)
.053 (1.35)
.049 (1.25)
.337 (8.55)
.321 (8.15)
.626 (15.89)
.578 (14.69)
.069 (1.75)
.126 (3.20)
.110 (2.80)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25
o
C ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
.202 (5.13)
.198 (5.03)
.412 (10.46)
.388 (9.86)
.020 (0.50)
.012 (0.30)
Dimensions in inches and (millimeters)
MAXIMUM RATINGS
(At T
A
= 25
o
C unless otherwise noted)
RATINGS
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
o
at T
C
= 75 C
Peak Forward Surge Current 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)
Typical Thermal Resistance
Typical Junction Capacitance (Note 2)
Operating and Storage Temperature Range
SYMBOL
V
RRM
V
RMS
V
DC
I
O
I
FSM
R
θ
JC
C
J
T
J
, T
STG
HER801S
HER802S
HER803S
HER804S
HER805S
.098 (2.50)
.083 (2.10)
.055 (1.40)
.047 (1.20)
.036 (0.91)
.028 (0.71)
.053 (1.35)
UNITS
Volts
Volts
Volts
Amps
Amps
0
50
35
50
100
70
100
200
140
200
8.0
200
2.5
40
-55 to + 150
300
210
300
400
280
400
C/ W
pF
0
C
ELECTRICAL CHARACTERISTICS
(At T
A
= 25 C unless otherwise noted)
CHARACTERISTICS
Maximum Instantaneous Forward Voltage at 8.0A DC
o
@T
C
= 25 C
Maximum DC Reverse Current
at Rated DC Blocking Voltage
Maximum Reverse Recovery Time (Note 1)
NOTES : 1. 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 volts.
3. Suffix “R” for Reverse Polarity.
@T
C
= 100
o
C
SYMBOL
V
F
I
R
trr
HER801S
HER802S HER803S
HER804S
HER805S
o
UNITS
Volts
uAmps
nSec
2003-1
1.0
10
150
50
1.3
RATING AND CHARACTERISTIC CURVES ( HER801S THRU HER805S )
AVERAGE FORWARD CURRENT, (A)
FIG. 1 - TYPICAL FORWARD CURRENT DERATING CURVE
10
8
6
4
2
0
0
50
100
CASE TEMPERATURE, (
150
)
Single Phase Half Wave
60Hz Inductive or
Resistive Load
FIG. 2 - TYPICAL REVERSE CHARACTERISTICS
1000
INSTANTANEOUS REVERSE CURRENT, (uA)
TC = 100
100
10
TC = 25
PEAK FORWARD SURGE CURRENT, (A)
FIG. 3 - MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT
225
200
1.0
0.1
175
150
125
100
50
1
2
5
10
20
NUMBER OF CYCLES AT 60Hz
50
100
0
8.3ms Single Half Sine-Wave
(JEDEC Method)
20
40
60
80
100 120
140
PERCENT OF RATED PEAK
REVERSE VOLTAGE, (%)
INSTANTANEOUS FORWARD CURRENT, (A)
FIG. 4 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS
JUNCTION CAPACITANCE, (pF)
FIG. 5 - TYPICAL JUNCTION CAPACITANCE
200
100
60
40
20
10
6
4
2
1
.1
.2 .4
1.0 2 4
10 20 40 100
REVERSE VOLTAGE, ( V )
TJ = 25
40
20
10
4
2
1.0
.4
.2
.1
.6
.7
.8
.9
1.0
1.1
1.2
1.3
INSTANTANEOUS FORWARD VOLTAGE, (V)
TJ=25
Pulse Width = 300uS
1% Duty Cycle
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