Efficiency Rectifier. HER305 Datasheet

HER305 Rectifier. Datasheet pdf. Equivalent

HER305 Datasheet
Recommendation HER305 Datasheet
Part HER305
Description 3.0A High Efficiency Rectifier
Feature HER305; SEP ELECTRONIC CORP. HER301 thru HER308 3.0 A High Efficiency Rectifier Rectifier Reverse Voltage 5.
Manufacture SEP ELECTRONIC
Datasheet
Download HER305 Datasheet




SEP ELECTRONIC HER305
SEP ELECTRONIC CORP.
HER301 thru HER308
3.0 A High Efficiency Rectifier
Rectifier Reverse Voltage 50 to 1000V
DO-27
Features
Diffused junction
Fast switching for high efficiency
High current capability and low Forward
Voltage Drop
Surge overload rating to 150A peak
Low reverse leakage current
Plastic material has UL flammability
classification 94V-0
Mechanical Data
Case: Molded plastic
Terminals: Solder plated solderable per MIL-STD-202,
Method 208
Polarity: Cathode band
Mounting Position: Any
Weight: 1.10 grams (approx)
.052(1.3)
.048(1.2)
1.0(25.4)
MIN.
.375(9.5)
.285(7.2)
.220(5.6)
.197(5.0)
1.0(25.4)
MIN.
All dimensions inches and (millimeters)
Maximum Ratings & Thermal Characteristics
Rating at 25 C ambient temperature unless otherwise specified, Resistive or Inductive load, 60 Hz.
For Capacitive load derate current by 20%.
Parameter
Symbol
HER
301
HER
302
HER
303
HER
304
HER
305
HER
306
Maximum repetitive peak reverse voltage
VRRM 50 100 200 300 400 600
HER
307
800
HER
308
1000
unit
V
Maximum RMS bridge input voltage
VRMS 35 70 140 210 280 420 560 700 V
Maximum DC blocking voltage
VDC 50 100 200 300 400 600 800 1000 V
Maximum average forward rectified
output current at TA=50 C
IF(AV)
3.0
A
Peak forward surge current single sine-wave
superimposed on rated load (JEDEC Method)
IFSM
150 A
Maximum reverse recovery time TJ=25 C
Trr
50
75 nS
Typical thermal resistance per element
ReJA
20 /W
Typical junction capacitance per element
Operating junction and storage temperature
range
Cj
TJ,
TSTG
75
-55 to + 150
50 pF
Electrical Characteristics
Rating at 25 C ambient temperature unless otherwise specified. Resistive or Inductive load, 60Hz.
For Capacitive load derate by 20 %.
Parameter
Maximum instantaneous forward voltage drop
per leg at 3.0A
Symbol
HER
301
HER
302
HER
303
HER
304
HER
305
HER
306
HER
307
HER
308
Unit
VF 1.0
1.3
1.85
V
Maximum DC reverse current at rated TA =25 C IR
DC blocking voltage per element TA =125 C
10
100
A
2003 SEP ELECTRONIC CORP.
www.sep.net.cn M099



SEP ELECTRONIC HER305
Rating and Characteristic Curves ( TA=25oC Unless otherwise noted )
HER301 thru HER308
Fig. 1 Reverse Recovery Time and Test Circuit Diagram
trr
+0.5A
50
N.I.
10
N.I.
0
-0.25A
-1.0A
Set time base for
10/20 ns/cm
1cm
25VDC
(approx)
D.U.T.
1
N.I.
Oscilloscope
(Note 1)
Pulse
Generator
(Note 2)
Note -1.Rise time=7ns max. Iput, Impedance=1M ,22pf
2.Rise time=10ns max Source, Impedance=50
Fig. 2 Derating Curve for
Output Rectified Current
3.0
60Hz Resistive or
Inductive Load
9.5mm lead length
2.0
1.0
0
0 25 50 75 100 125 150 175
Ambient Temperature, C
Fig. 4 Typical Instantaneous
Forward Characteristics
100
HER301-303
10 HER304-305
1.0
HER306-308
0.1
Tj=25 C
Pulse Width=300us
1% duty cycle
.01
0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2
Instantaneous Forward
Voltage, Volts
Fig. 3 Peak Forward Surge Current
180
8.3 ms
150 Single half-sine-Wave
Tj=25 C
[JEDEC Method]
120
90
60
30
0
1 5 10
50 100
Number of Cycles at 60HZ
Fig. 5 Typical Junction Capacitance
200
100
HER301-305
Tj=25 C
f=1.0MHz
Ving =50mV p.p.
HER306-308
10
1
0.1 1 10 100
Reverse Voltage, Volts
2003 SEP ELECTRONIC CORP.
www.sep.net.cn M099







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