VRRM
VRMS
VDC
IF(AV)
IFSM
VF
IR
TRR
CJ
TJ
TSTG
Voltage Range
50 to 1000 Volts
Current
3.0 Amperes
HER301/UF5400 THRU HER308/UF5408
Features
*Low forward voltage drop
*High current capability
*High reliability
*High surge current capability
Mechanical Data
*Cases:Molded plastic
*Epoxy:UL 94V-O rate flame retardant
*Lead:Axial leads,solderable per MIL-
STD-202,Method 208 guaranteed
*Polarity:Color band denotes cathode end
*High temperature soldering guaranteed:
2500C/10 seconds/.375",(9.5mm) lead
lengths at 5 lbs.,(2.3kg) tension
*Weight:1.2 grams
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating at 25oC ambient temperature unless otherwise specified.
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%
Type Number
Maximum Repetitive Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
.375"(9.5mm) Lead Length @TA = 55oC
Peak Forward Surge Current, 8.3 ms Single
Half Sine-wave Superimposed on Rated Load
(JEDEC method)
Maximum Instantaneous Forward Voltage
@3.0A
Maximun DC Reverse Current @ TA = 25oC
at Rated DC Blocking Voltage @ TA = 100oC
Maximum Reverse Recovery Time (Note 1)
Typical Junction Capacitance (Note 2)
Operating Temperature Range
Storage Temperature Range
UNITS
V
V
V
A
A
V
uA
uA
nS
pF
oC
oC
-55 to+125
-55 to+150
HER301
UF5400
50
35
50
HER302
UF5401
100
70
100
HER303
UF5402
200
140
200
HER304
UF5403
300
210
300
HER306
UF5406
600
420
600
HER307
UF5407
800
560
800
HER308
UF5408
1000
700
1000
3.0 AMPS. HIGH EFFICIENT
RECTIFIERS
NOTES: 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.
50
80
HER305
UF5404
400
280
400
3.0
150
1.3
10.0
200
1.0 1.7
75
50
DO-201AD
1.0(25.4)
MIN.
1.0(25.4)
MIN.
.375(9.5)
.335(8.5)
.220(5.6)
.197(5.0)
DIA.
Dimensions in inches and (millimeters)
.052(1.3)
.048(1.2)
DIA.
