SR2020CT-SR2060CT
Dual Schottky Rectifiers
REVERSE VOLTAGE: 20 - 60 V
FORWARD CURRENT: 20 A
TO-220AB
Features
4.5± 0.2
Metal-Semiconductor junction with guard ring
10.2± 0.2
1.4± 0.2
φ 3.8± 0.15
Epitaxial construction
For use in low voltage,high frequencyinverters free
wheeling,and polarityprotection applications
xxxx
PIN
3
Low forward voltage drop,low switching losses
High surge capability
1
2
2.6± 0.2
The plastic material carries U/L recognition 94V-0
0.9± 0.1
0.5± 0.1
2.5± 0.1
Mechanical Data
PIN 1
CASE
PIN 2
PIN 3
Positive CT
Case:JEDEC TO--220AB,molded plastic
Polarity: As marked
Weight: 0.08ounce, 2.24 grams
Mounting position: Any
Dimensions in millimeters
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 ambient temperature unless otherwise specified.
Single phase,half wave,60 Hz,resistive or inductive load. For capacitive load,derate by20%.
SR
2020CT
SR
SR
SR
SR
2060CT
UNITS
2030CT 2040CT 2050CT
Maximumrecurrent peak reverse voltage
Working peak reverse voltage
20
14
20
30
21
30
40
28
40
50
35
50
VRRM
VRMS
VDC
60
V
V
V
42
MaximumDC blocking voltage
60
Maximumaverage forw ard rectified current
20.0
IF(AV)
A
A
v 9.5mmlead length,
@ TA=100
Peak forw ard surge current 8.3 ms single half
v sine-w ave superimposed on rated load
150.0
IFSM
VF
IR
v (JEDECMethod) @T =125
J
Maximuminstantaneous forw ard voltage per leg
@ 10A(Note1)
0.65
0.75
V
Maximumreverse current
@TA=25
1.0
mA
at rated DC blocking voltage @TA=100
Operating junction temperature range
50.0
-55 --- +150
-55 --- +150
T
J
Storage temperature range
TSTG
Note: 1. Pulse test:300us pulse width,1% duty cycle.
http://www.luguang.cn
mail:lge@luguang.cn