HER301 HER308 1 of 3 2002 Won-Top Electronics
HER301 HER308
3.0A HIGH EFFICIENCY RECTIFIER
Features
!
Diffused
Junction
!
Low Forward Voltage Drop
!
High Current Capability A B A
!
High
Reliability
!
High Surge Current Capability
Mechanical Data
C
!
Case: Molded Plastic D
!
Terminals: Plated Leads Solderable per
MIL-STD-202, Method 208
!
Polarity:
Cathode
Band
!
Weight: 1.2 grams (approx.)
!
Mounting
Position:
Any
!
Marking: Type Number
!
Epoxy: UL 94V-O rate flame retardant
Maximum Ratings and Electrical Characteristics
@T
A
=25C unless otherwise specified
Single Phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Characteristic
Symbol
HER
301
HER
302
HER
303
HER
304
HER
305
HER
306
HER
307
HER
308
Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
V
RRM
V
RWM
V
R
50
100
200
300
400
600
800
1000
V
RMS Reverse Voltage
V
R(RMS)
35
70
140
210
280
420
560
700
V
Average Rectified Output Current
(Note 1) @T
A
= 55C
I
O
3.0
A
Non-Repetitive Peak Forward Surge Current
8.3ms Single half sine-wave superimposed on
rated load (JEDEC Method)
I
FSM
150
A
Forward Voltage @I
F
= 3.0A
V
FM
1.0
1.3
1.7
V
Peak Reverse Current @T
A
= 25C
At Rated DC Blocking Voltage @T
A
= 100C
I
RM
10.0
100
A
Reverse Recovery Time (Note 2)
t
rr
50
75
nS
Typical Junction Capacitance (Note 3)
C
j
80
50
pF
Operating Temperature Range
T
j
-65 to +125
C
Storage Temperature Range
T
STG
-65 to +150
C
*Glass passivated forms are available upon request
Note: 1. Leads maintained at ambient temperature at a distance of 9.5mm from the case
2. Measured with IF = 0.5A, IR = 1.0A, IRR = 0.25A. See figure 5.
3. Measured at 1.0 MHz and applied reverse voltage of 4.0V D.C.
W T E
PO W E R SEM IC O ND UC TO R S
DO-201AD
Dim
Min
Max
A
25.4
--
B
8.50
9.50
C
1.20
1.30
D
5.0
5.60
All Dimensions in mm
HER301
HER308
2 of 3 2002 Won-Top Electronics
0.01
0.1
1.0
10
100
0.6
1.0
1.4
1.8
T = 25 C
j
Pulse width = 300 s
2% duty cycle
V , INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 2 Typical Forward Characteristics
F
I
,
INST
ANT
ANEOUS
FOR
W
ARD
CURRENT
(A)
F
HER301 - HER304
HER306 - HER308
HER305
10
100
200
1
10
100
I
,
PEAK
FOR
W
ARD
SURGE
CURRENT
(A)
FSM
NUMBER OF CYCLES AT 60Hz
Fig. 3 Peak Forward Surge Current
8.3ms single half
sine-wave
50V DC
Approx
50
NI (Non-inductive)
10
NI
1.0
NI
Oscilloscope
(Note 1)
Pulse
Generator
(Note 2)
Device
Under
Test
t
rr
Set time base for 5/10ns/cm
+0.5A
0A
-0.25A
-1.0A
Notes:
1. Rise Time = 7.0ns max. Input Impedance = 1.0M , 22pF.
2. Rise Time = 10ns max. Input Impedance = 50 .
Fig. 5 Reverse Recovery Time Characteristic and Test Circuit
(+)
(+)
(-)
(-)
1
10
100
1
10
100
C
,
CAP
ACIT
ANCE
(pF)
j
V , REVERSE VOLTAGE (V)
Fig. 4 Typical Junction Capacitance
R
HER306 - HER308
0
1
2
3
4
0
25
50
75
100
125
150
175
I
,
A
VERAGE
FWD
RECTIFIED
CURRENT
(A)
(A
V)
T , AMBIENT TEMPERATURE ( C)
Fig. 1 Forward Current Derating Curve
A
Single phase half wave
Resistive or Inductive load
HER301 - HER305
HER301 HER308
3 of 3 2002 Won-Top Electronics
ORDERING INFORMATION
Product No.
!
!
!
!
Package Type
Shipping Quantity
HER301-T3
DO-201AD
1200/Tape & Reel
HER301-TB
DO-201AD
1200/Tape & Box
HER301
DO-201AD
500 Units/Box
HER302-T3
DO-201AD
1200/Tape & Reel
HER302-TB
DO-201AD
1200/Tape & Box
HER302
DO-201AD
500 Units/Box
HER303-T3
DO-201AD
1200/Tape & Reel
HER303-TB
DO-201AD
1200/Tape & Box
HER303
DO-201AD
500 Units/Box
HER304-T3
DO-201AD
1200/Tape & Reel
HER304-TB
DO-201AD
1200/Tape & Box
HER304
DO-201AD
500 Units/Box
HER305-T3
DO-201AD
1200/Tape & Reel
HER305-TB
DO-201AD
1200/Tape & Box
HER305
DO-201AD
500 Units/Box
HER306-T3
DO-201AD
1200/Tape & Reel
HER306-TB
DO-201AD
1200/Tape & Box
HER306
DO-201AD
500 Units/Box
HER307-T3
DO-201AD
1200/Tape & Reel
HER307-TB
DO-201AD
1200/Tape & Box
HER307
DO-201AD
500 Units/Box
HER308-T3
DO-201AD
1200/Tape & Reel
HER308-TB
DO-201AD
1200/Tape & Box
HER308
DO-201AD
500 Units/Box
Products listed in bold are WTE Preferred devices.
!
T3 suffix refers to a 13" reel. TB suffix refers to Ammo Pack.
Shipping quantity given is for minimum packing quantity only. For minimum order
quantity, please consult the Sales Department.
Won-Top Electronics Co., Ltd (WTE) has checked all information carefully and believes it to be correct and accurate. However, WTE cannot assume any
responsibility for inaccuracies. Furthermore, this information does not give the purchaser of semiconductor devices any license under patent rights to
manufacturer. WTE reserves the right to change any or all information herein without further notice.
WARNING: DO NOT USE IN LIFE SUPPORT EQUIPMENT. WTE power semiconductor products are not authorized for use as critical components in life
support devices or systems without the express written approval.
We power your everyday.
Won-Top Electronics Co., Ltd.
No. 44 Yu Kang North 3rd Road, Chine Chen Dist., Kaohsiung, Taiwan
Phone: 886-7-822-5408 or 886-7-822-5410
Fax: 886-7-822-5417
Email: sales@wontop.com
Internet: http://www.wontop.com
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