LUGUANG HER302G

HER301G-HER308G
3.0 AMP. Glass Passivated High Efficient Rectifiers
DO-201AD
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: Molded plastic
Epoxy: UL 94V0 rate flame retardant
Polarity: Color band denotes cathode
High temperature soldering guaranteed:
o
260 C/10 seconds/.375”,(9.5mm) lead
lengths at 5 lbs., (2.3kg) tension
Mounting position: Any
Dimensions in inches and (millimeters)
Weight: 1.2 grams
Maximum Ratings and Electrical Characteristics
Rating at 25 oC 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
Type Number
301G 302G 303G 304G 305G 306G 307G 308G
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified
Current .375 (9.5mm) Lead Length
o
@T A = 55 C
Peak Forward Surge Current, 8.3 ms Single
Half Sine-wave Superimposed on Rated
Load (JEDEC method )
Maximum Instantaneous Forward Voltage
@ 3.0A
Maximum DC Reverse Current
o
@T A =25 C at Rated DC Blocking Voltage
o
@ T A =125 C
Maximum Reverse Recovery Time ( Note 1 )
Typical Junction Capacitance
( Note 2 )
Typical Thermal Resistance (Note 3)
V RRM
V RMS
V DC
50
35
50
100
70
100
200
140
200
300
210
300
400
280
400
600
420
600
800 1000
560 700
800 1000
V
V
V
I(AV)
3.0
A
IFSM
125
A
VF
1.0
1.3
V
75
35
uA
uA
nS
pF
10
200
IR
Trr
Cj
R θJA
R θJL
1.7
50
60
35
10
Operating & Storage Temperature Range
T J /T STG
-65 to +150
1. Reverse Recovery Test Conditions: IF =0.5A, IR =1.0A, IRR =0.25A
Notes:
2. Measured at 1 MHz and Applied Reverse Voltage of 4.0 V D.C.
3. Mount on Cu-Pad Size 16mm x 16mm on P.C.B
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Units
mail:[email protected]
o
C/W
o
C
HER301G-HER308G
3.0 AMP. Glass Passivated High Efficient Rectifiers
RATINGS AND CHARACTERISTIC CURVES (HER301G THRU HER308G)
FIG.2- TYPICAL REVERSE CHARACTERISTICS
FIG.1- MAXIMUM FORWARD CURRENT DERATING
CURVE
1000
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
0.375" (9.5mm)
Lead Length
5.0
4.0
INSTANTANEOUS REVERSE CURRENT. ( A)
AVERAGE FORWARD CURRENT. (A)
6.0
3.0
2.0
1.0
0
0
25
50
75
100
125
150
175
O
CASE TEMPERATURE. ( C)
FIG.3- MAXIMUM NON-REPETITIVE FORWARD SURGE
CURRENT
100
Tj=125 0C
10
Tj=75 0C
1
Tj=25 0C
0.1
PEAK FORWARD SURGE CURRENT. (A)
250
200
0.01
0
20
150
40
60
80
100
120
140
PERCENT OF RATED PEAK REVERSE VOLTAGE. (%)
8.3ms Single Half Sine Wave
JEDEC Method
125
100
FIG.5- TYPICAL FORWARD CHARACTERISTICS
50
100
0
10
50
100
1000
INSTANTANEOUS FORWARD CURRENT. (A)
1
NUMBER OF CYCLES AT 60Hz
FIG.4- TYPICAL JUNCTION CAPACITANCE
175
JUNCTION CAPACITANCE.(pF)
150
125
100
HE
75
HE
50
R3
01G
R30
25
6G
~H
ER
~HE
305
G
0.5
1
2
HE
R3
05
G
1
HER301G-HER304G
0.1
HER306G-HER308G
R30
8G
0
0.1
10
5
10
20
50
100 200
0.01
500 800
0
0.2
0.4
0.6
0.8
1.0
FORWARD VOLTAGE. (V)
REVERSE VOLTAGE. (V)
FIG.6- REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
50
NONINDUCTIVE
10
NONINDUCTIVE
trr
+0.5A
(-)
DUT
(+)
50Vdc
(approx)
(-)
PULSE
GENERATOR
(NOTE 2)
NON
INDUCTIVE
OSCILLOSCOPE
(NOTE 1)
NOTES: 1. Rise Time=7ns max. Input Impedance=
1 megohm 22pf
2. Rise Time=10ns max. Sourse Impedance=
50 ohms
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0
-0.25A
(+)
-1.0A
1cm
SET TIME BASE FOR
5/ 10ns/ cm
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1.2
1.4