HER301 -HER308
3.0 AMPS. High Efficient Rectifiers
DO-201AD
D A Y A
- TDD-
Features
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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
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Cases: Molded plastic
Epoxy: UL 94V0 rate flame retardant
Lead: Pure tin plated, lead free, solderable per
MIL-STD-202, Method 208 guaranteed
Polarity: Color band denotes cathode
High temperature soldering guaranteed:
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260 C/10 seconds/.375”,(9.5mm) lead
Dimensions in inches and (millimeters)
lengths at 5 lbs., (2.3kg) tension
Weight: 1.2grams
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Maximum Ratings and Electrical Characteristics
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Rating at 25 C ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%
HER HER HER HER HER HER HER
HER
Symbol
Type Number
Units
308
50 100 200 300 400 600 800 1000
35 70 140 210 280 420 560 700
301 302 303 304 305 306 307
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
VRRM
VRMS
VDC
V
V
V
Maximum DC Blocking Voltage
50 100 200 300 400 600 800 1000
Maximum Average Forward Rectified
Current .375 (9.5mm) Lead Length
I(AV)
3.0
A
o
@TA = 55 C
Peak Forward Surge Current, 8.3 ms Single
Half Sine-wave Superimposed on Rated
Load (JEDEC method )
IFSM
150
A
V
Maximum Instantaneous Forward Voltage
@ 3.0A
VF
1.0
1.3
1.7
Maximum DC Reverse Current
o
@TA=25 C at Rated DC Blocking Voltage
IR
10
uA
uA
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@ TA=125 C
250
Maximum Reverse Recovery Time (Note 1)
Typical Junction capacitance (Note 2)
Typical Thermal Resistance
Trr
Cj
50
70
75
50
nS
pF
o
R
40
C/W
θJA
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Operating Temperature Range
Storage Temperature Range
TJ
-65 to +150
-65 to +150
C
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TSTG
C
1. Reverse Recovery Test Conditions: IF=0.5A, IR=1.0A, IRR=0.25A
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 PCB.
Notes:
Factory Address: Taiguan Industrial zone, Yanjinyu Dongjin Rode No.1, XinXiang, HeNan, China