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TL431 参数 Datasheet PDF下载

TL431图片预览
型号: TL431
PDF下载: 下载PDF文件 查看货源
内容描述: 4PROGRAMMABLE精密基准 [4PROGRAMMABLE PRECISION REFERENCE]
分类和应用:
文件页数/大小: 7 页 / 268 K
品牌: UTC-IC [ UNISONIC TECHNOLOGIES ]
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TL431
TEST CIRCUIT
INPUT
I
KA
V
KA
LINEAR INTEGRATED CIRCUIT
UTC TL431
V
REF
For V
KA
=V
REF
V
KA
=V
REF
×(1+R
1
/R
2
)+I
REF×
R
1
For V
KA
≥V
REF
For I
KA(OFF)
APPLICATION CIRCUIT
V
OUT
=(1+R
1
/R
2
)×V
REF
Shutdown Regulator
V
OUT
=(1+R
1
/R
2
)×V
REF
Minimum V
OUT
=V
REF
+5V
Output Control of a Three
-Terminal Fixed Regulator
V
OUT
V
OUT
=(1+R
1
/R
2
)×V
REF
Higher-current Shunt Regulator
V
IN
I
OUT
V
IN
I
OUT
R
CL
V
OUT
R
S
R
S
UTC
TL431
I
OUT
=V
REF
/R
S
Constant-current Sink
UTC
TL431
I
OUT
=V
REF
/R
CL
Current Limiting or Current Source
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
5 of 7
QW-R103-003.AG