- 292 -
HERAF801G THRU HERAF808G
Isolation 8.0 AMPS. Glass Passivated High Efficient Rectifiers
Voltage Range
50 to 1000 Volts
Current
8.0 Amperes
Features
Low forward voltage drop
High current capability
High reliability
High surge current capability
Mechanical Data
Cases: ITO-220AC molded plastic
Epoxy: UL 94V-O rate flame retardant
Terminals: Leads solderable per MIL-
STD-202, Method 208 guaranteed
Polarity: As marked
High temperature soldering guaranteed:
260
o
C/ 0.25" (6.35mm) from case for 10
seconds
Mounting torque: 5 in 1bs. Max.
Weight: 2.24 grams
ITO-220AC
Dimensions 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%
Type Number
Symbol
HERAF
801G
HERAF
802G
HERAF
803G
HERAF
804G
HERAF
805G
HERAF
806G
HERAF
807G
HERAF
808G
Units
Maximum Recurrent Peak Reverse Voltage
V
RRM
50
100
200 300 400
600 800 1000
V
Maximum RMS Voltage
V
RMS
35
70
140 210 280
420 560 700
V
Maximum DC Blocking Voltage
V
DC
50
100
200 300 400
600 800 1000
V
Maximum Average Forward Rectified
Current .375"(9.5mm) Lead Length
@T
C
=100
I
(AV)
8.0 A
Peak Forward Surge Current, 8.3 ms Single
Half Sine-wave Superimposed on Rated
Load (JEDEC method )
I
FSM
150 A
Maximum Instantaneous Forward Voltage
@8.0A
V
F
1.0 1.3
1.7 V
Maximum DC Reverse Current @ T
A
=25
at Rated DC Blocking Voltage @ T
A
=125
I
R
10.0
400
uA
uA
Maximum Reverse Recovery Time (Note 1)
Trr
50 80
nS
Typical Junction Capacitance ( Note 2 )
Cj 80
60
pF
Typical Thermal Resistance (Note 3)
R
JC
2.0
/W
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 4.0V D.C.
3. Mounted on Heatsink Size of 2 in x 3 in x 0.25 in Al-Plate..
.071(1.8)
MAX
.161(4.1)
.146(3.7)
.118(3.00)
.124(3.16)
.185(4.7)
.173(4.4)
.272(6.9)
.248(6.3)
.063(1.6)
MAX
.100(2.55)
.543(13.8)
.512(13.2)
.100(2.55)
.110(2.8)
.098(2.5)
.606(15.5)
.583(14.8)
.112(2.85)
.100(2.55)
.406(10.3)
.390(9.90)
.134(3.4)DIA
.113(3.0)DIA
2
PIN 1
PIN 2
Case Positive
- 293 -
FIG.1- REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
50
W
NONINDUCTIVE
1W
NON
INDUCTIVE
OSCILLOSCOPE
(NOTE 1)
PULSE
GENERATOR
(NOTE 2)
DUT
(+)
50Vdc
(approx)
(-)
NOTES: 1. Rise Time=7ns max. Input Impedance=
1 megohm 22pf
2. Rise Time=10ns max. Sourse Impedance=
50 ohms
(-)
(+)
10
W
NONINDUCTIVE
-1.0A
-0.25A
0
+0.5A
trr
1cm
SET TIME BASE FOR
5/ 10ns/ cm
RATINGS AND CHARACTERISTIC CURVES (HERAF801G THRU HERAF808G)
FIG.2- MAXIMUM FORWARD CURRENT DERATING
CURVE
A
VERAGE
FOR
W
ARD
CURRENT
.
(A)
0
50
100
150
0
4
8
12
16
20
CASE TEMPERATURE. ( C)
o
FIG.3- TYPICAL REVERSE CHARACTERISTICS
INST
ANT
ANEOUS
REVERSE
CURRENT
.(
A
)
0
20
40
60
80
100
120
140
0.1
1
10
100
1000
PERCENT OF RATED PEAK REVERSE VOLTAGE. (%)
Tj=25 C
0
Tj=125 C
0
FIG.4- MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
PEAK
FOR
W
ARD
SURGE
CURRENT
.
(A)
1
2
5
10
20
100
50
60
30
120
90
150
NUMBER OF CYCLES AT 60Hz
8.3ms Single Half Sine Wave
JEDEC Method
FIG.5- TYPICAL JUNCTION CAPACITANCE
CAP
ACIT
ANCE.(pF)
1
5
2
10
20
50
100
200
500
30
0
60
90
120
150
REVERSE VOLTAGE. (V)
HERAF801G~HERAF805G
FIG.6- TYPICAL FORWARD CHARACTERISTICS
INST
ANT
ANEOUS
FOR
W
ARD
CURRENT
.
(A)
1.6
1.8
.4
.6
.8
1.0
1.2
1.4
.01
0.03
0.3
1.0
3.0
10
30
100
0.1
FORWARD VOLTAGE. (V)
HERAF801G~HERAF804G
H
E
R
A
F8
05
G
HERAF806G~HERAF808G
HERAF806G~HERAF808G
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