SR2040CT [LGE]
Dual Schottky Rectifiers; 双肖特基整流器
| 型号： | SR2040CT |
| 厂家： | 
LGE |
| 描述： | Dual Schottky Rectifiers |
| 文件： | 总2页 (文件大小：200K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
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
SR2020CT-SR2060CT
Dual Schottky Rectifiers
Ratings AND Charactieristic Curves
FIG.2 -- TYPICAL REVERSE CHARACTERISTICS
PER LEG
FIG.1 --FORWARD CURRENT DERATING CURVE
SR2020CT-SR2040CT
10
SR2050CT-SR2060CT
30
25
℃
TJ=125
1
20
Resistive or inductive load
.1
15
10
5
℃
TJ=75
.01
℃
TJ=25
0
0
50
100
150
.001
0
20
40
60
80
100
CASE TEMPERATURE,
PERCENT OF RATED PEAK REVERSE VOLTAGE, %
FIG.3 -- TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS PER LEG
FIG.4 -- PEAK FORWARD SURGE CURRENT
50
200
180
160
Pulse width = 300µs
1% Duty Cycle
10
1
TJ=125
TJ=25
140
TJ=TJMAX.
8.3ms Single Half Sine-Wave
120
(JEDEC Method)
100
80
.1
SR2020CT-SR2040CT
SR2050CT-SR2060CT
60
40
.01
1
5
10
50
100
0
.1 .2 .3 .4 .5 .6 .7 .8 .9 1.0 1.1 1.2
INSTANTANEOUS FORWARD VOLTAGE, VOLTS
NUMBER OF CYCLE AT 60Hz
FIG.5 -- TYPICAL JUNCTION CAPACITANCE
FIG.6 -- TYPICAL TRANSIENT THERMAL IMPEDANCE
100
4000
1000
TJ=25
10
1
SR2020CT-SR2040CT
SR2050CT-SR2060CT
0.1
0.01
100
0.1
0.1
1
10
100
1
1 0
100
REVERSE VOLTAGE, VOLTS
PULSE DURATION, Sec
http://www.luguang.cn
mail:lge@luguang.cn
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