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TL431ACDR2 参数 Datasheet PDF下载

TL431ACDR2图片预览
型号: TL431ACDR2
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: 光电二极管
文件页数/大小: 18 页 / 176 K
品牌: ONSEMI [ ON SEMICONDUCTOR ]
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TL431, A, B Series, NCV431A
150
mH
@ 2.0 A
V
in
= 10 V to 20 V
1.0 k
4.7 k
MPSA20
2200
mF
4.7 k
0.1
mF
2.2 k
10
51 k
4.7 k
1N5823
0.01mF
100 k
470
mF
+
TIP115
V
out
= 5.0 V
I
out
= 1.0 A
+
Figure 30. High Efficiency Step−Down Switching Converter
Test
Line Regulation
Load Regulation
Output Ripple
Output Ripple
Efficiency
Conditions
V
in
= 10 V to 20 V, I
o
= 1.0 A
V
in
= 15 V, I
o
= 0 A to 1.0 A
V
in
= 10 V, I
o
= 1.0 A
V
in
= 20 V, I
o
= 1.0 A
V
in
= 15 V, I
o
= 1.0 A
Results
53 mV (1.1%)
25 mV (0.5%)
50 mVpp P.A.R.D.
100 mVpp P.A.R.D.
82%
http://onsemi.com
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