SR2040CT Datasheet PDF - Galaxy Semiconductor


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SR2040CT
Galaxy Semiconductor

Part Number SR2040CT
Description (SR2020CT - SR2060CT) Dual Schottky Rectifiers
Page 2 Pages

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BL GALAXY ELECTRICAL
DUAL SCHOTTKY RECTIFIERS
SR2020CT---SR2060CT
REVERSE VOLTAGE: 20 - 60 V
FORWARD CURRENT: 20 A
FEATURES
Metal-Semiconductor junction with guard ring
Epitaxial construction
TO-220AB
For use in low voltage,high frequency inverters free
xxxx wheeling,and polarity protection applications
Low forward voltage drop,low switching losses
High surge capability
The plastic material carries U/L recognition 94V-0
MECHANICAL DATA
Case:JEDEC TO--220AB,molded plastic
Terminals: Leads ,solderable per MIL- STD-111 j kkn
kkkk202, Method 208
Polarity: As marked
Weight: 0.08ounce, 2.24 grams
Mounting position: Any
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
t4Ratings at 25 ambient temperature unless otherwise specified.
Single phase,half wave,60 Hz,resistive or inductive load. For capacitive load,derate by 20%.
eeSR
h2020CT
Maximum recurrent peak reverse voltage
taSWorking peak reverse voltage
Maximum DC blocking voltage
VRRM
VRMS
VDC
20
14
20
aMaximum average forw ard rectified current
.Dv 9.5mmlead length,
@ TA=100
Peak forw ard surge current 8.3 ms single half
wv sine-w ave superimposed on rated load
v (JEDEC Method) @TJ=125
wMaximum instantaneous forw ard voltage per leg
w@ 10A(Note1)
IF(AV)
IFSM
VF
SR SR
2030CT 2040CT
30 40
21 28
30 40
20.0
150.0
0.65
SR
2050CT
50
35
50
SR
2060CT
60
42
60
UNITS
V
V
V
A
A
0.75 V
Maximum reverse current
@TA=25
at rated DC blocking voltage @TA=100
IR
1.0
50.0
mA
Operating junction temperature range
TJ
-55 --- +150
Storage temperature range
Note: 1. Pulse test:300us pulse width,1% duty cy cle.
TSTG
-55 --- +150
www.galaxycn.com
Document Number 0267004
BLGALAXY ELECTRICAL
1.



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RATINGS AND CHARACTERISTIC CURVES
SR2020CT---SR2060CT
FIG.1 --FORWARD CURRENT DERATING CURVE
30
25
20
Resistive or inductive load
15
10
5
0
0 50 100
150
CASE TEMPERATURE,
FIG.3 -- TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS PER LEG
50
10 TJ=125
1
Pulse width = 300µs
1% Duty Cycle
TJ=25
.1
SR2020CT-SR2040CT
SR2050CT-SR2060CT
.01
0 .1 .2 .3 .4 .5 .6 .7 .8 .9 1.0 1.1 1.2
INSTANTANEOUS FORWARD VOLTAGE, VOLTS
FIG.5 -- TYPICAL JUNCTION CAPACITANCE
4000
1000
TJ=25
FIG.2 -- TYPICAL REVERSE CHARACTERISTICS
PER LEG
SR2020CT-SR2040CT
10 SR2050CT-SR2060CT
TJ=125
1
.1
TJ=75
.01
TJ=25
.001
0
20 40 60 80 100
PERCENT OF RATED PEAK REVERSE VOLTAGE, %
FIG.4 -- PEAK FORWARD SURGE CURRENT
200
180
160
140
120
100
80
60
40
1
TJ=TJMAX.
8.3ms Single Half Sine-Wave
(JEDEC Method)
5 10
50 100
NUMBER OF CYCLE AT 60Hz
FIG.6 -- TYPICAL TRANSIENT THERMAL IMPEDANCE
100
10
100
0.1
SR2020CT-SR2040CT
SR2050CT-SR2060CT
1
10
REVERSE VOLTAGE, VOLTS
100
1
0.1
0.01
Document Number 0267004
BLGALAXY ELECTRICAL
0.1 1 10 100
PULSE DURATION, Sec
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