HER0801G-HER0808G
8AMP. Glass Passivated High Efficient Rectifiers
TO-220AB
Features
Glass passivated chip junction.
High efficiency, Low VF
High current capability
High reliability
High surge current capability
For use in low voltage, high frequency inventor, free
wheeling, and polarity protection application.
Mechanical Data
Case: TO-220AB molded plastic
Epoxy: UL 94V0 rate flame retardant
Polarity: As marked
High temperature soldering guaranteed:
260
o
C/10 seconds .16”,(4.06mm) from case
Weight: 2.24 grams
Dimensions in inches and (millimeters)
Maximum Ratings and Electrical Characteristics
Rating 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%
Type Number
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
o
@T
C
= 100 C
Peak Forward Surge Current, 8.3 ms Single
Half Sine-wave Superimposed on Rated
Load (JEDEC method )
Maximum Instantaneous Forward Voltage
@ 4.0A
Maximum DC Reverse Current
o
@
A
=25 C at Rated DC Blocking Voltage
o
@ T
A
=125 C
Maximum Reverse Recovery Time ( Note 1 )
Typical Junction Capacitance
Operating Temperature Range
( Note 2 )
Typical Thermal Resistance ( Note 3 )
Symbol
V
RRM
V
RMS
V
DC
I
(AV)
I
FSM
V
F
I
R
HER HER HER HER HER HER HER HER
0801G 0802G 0803G 0804G 0805G 0806G 0807G 0808G
Units
V
V
V
A
A
50
35
50
100
70
100
200
140
200
300
210
300
400
280
400
600
420
600
800
560
800
1000
700
1000
8.0
125
1.0
1.3
1.7
V
uA
uA
nS
pF
o
C/W
o
C
o
C
10
400
50
80
3.0
-65 to +150
80
50
Trr
Cj
R
θJC
T
J
Storage Temperature Range
T
STG
-65 to +150
1. Reverse Recovery Test Conditions: I
F
=0.5A, I
R
=1.0A, I
RR
=0.25A
Notes:
2. Measured at 1 MHz and Applied Reverse Voltage of 4.0 V D.C.
3. Mounted on Heatsink Size of 2 in x 3 in x 0.25 in Al-Plate..
http://www.luguang.cn
mail:lge@luguang.cn
HER0801G-HER0808G
8AMP. Glass Passivated High Efficient Rectifiers
RATINGS AND CHARACTERISTIC CURVES (HER0801G THRU HER0808G)
FIG.1- MAXIMUM FORWARD CURRENT DERATING
CURVE
AVERAGE FORWARD CURRENT. (A)
10
8
6
4
2
0
FIG.2- TYPICAL REVERSE CHARACTERISTICS
1000
INSTANTANEOUS REVERSE CURRENT. ( A)
100
Tj=125
0
C
10
Tj=75
0
C
0
100
50
o
LEAD TEMPERATURE. ( C)
150
PEAK FORWARD SURGE CURRENT. (A)
FIG.3- MAXIMUM NON-REPETITIVE FORWARD SURGE
CURRENT
150
125
100
75
50
25
8.3ms Single Half Sine Wave
JEDEC Method
1
Tj=25
0
C
0.1
0
20
40
60
80
100
120
140
PERCENT OF RATED PEAK REVERSE VOLTAGE. (%)
FIG.5- TYPICAL FORWARD CHARACTERISTICS
100
1
2
ER
~H
08
04
G
08
08
ER
H
H
G~
06
08
R
HE
08
ER
G
H
ER
08
01
G
G
05
Tj=25 C
PULSE WIDTH-300 S
1% DUTY CYCLE
0
5
10
20
NUMBER OF CYCLES AT 60Hz
50
100
INSTANTANEOUS FORWARD CURRENT. (A)
30
10
FIG.4- TYPICAL JUNCTION CAPACITANCE
240
200
3
1
CAPACITANCE.(pF)
160
120
80
40
0
1
2
5
10
20
50
100
200
500
1000
REVERSE VOLTAGE. (V)
HE
R0
80
0.3
0.1
HE
R0
80
1G
~H
6G
~H
E
ER
08
05
R0
80
8G
G
0.03
0.01
0.4
0.6
0.8
1.0
1.2
1.4
FORWARD VOLTAGE. (V)
1.6
1.8
FIG.6- REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
50
NONINDUCTIVE
10
NONINDUCTIVE
+0.5A
(-)
DUT
(+)
50Vdc
(approx)
(-)
NON
INDUCTIVE
PULSE
GENERATOR
(NOTE 2)
OSCILLOSCOPE
(NOTE 1)
(+)
0
-0.25A
trr
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
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mail:lge@luguang.cn
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