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TL431ACDR2G 参数 Datasheet PDF下载

TL431ACDR2G图片预览
型号: TL431ACDR2G
PDF下载: 下载PDF文件 查看货源
内容描述: 可编程精密基准 [PROGRAMMABLE PRECISION REFERENCES]
分类和应用: 电源电路参考电压源光电二极管输出元件PC
文件页数/大小: 18 页 / 176 K
品牌: ONSEMI [ ON SEMICONDUCTOR ]
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TL431, A, B Series, NCV431A
V+
V+
In
MC7805
Out
Common
R1
V
out
R1
V
out
R2
R2
1
)
R1 V
R2 ref
ref
)
5.0V
V out
+
1
)
R1 V
R2 ref
ref
)
V
be
V out
+
V out min
+
V
V out min
+
V
Figure 20. Output Control for a
Three−Terminal Fixed Regulator
Figure 21. Series Pass Regulator
V+
R
CL
I
out
V+
I
sink
I
V
I out
+
ref
R
CL
V
+
ref
Sink
R
S
R
S
Figure 22. Constant Current Source
Figure 23. Constant Current Sink
V+
R1
V
out
V+
R1
V
out
R2
R2
V
out(trip)
+
1
)
R1 V
R2 ref
1
)
R1 V
R2 ref
V
out(trip)
+
Figure 24. TRIAC Crowbar
Figure 25. SRC Crowbar
http://onsemi.com
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