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SI9181DQ-28-T1 Datasheet(PDF) 9 Page - Vishay Siliconix

Part # SI9181DQ-28-T1
Description  Micropower 350-mA CMOS LDO Regulator With Error Flag/Power-On-Reset
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Manufacturer  VISHAY [Vishay Siliconix]
Direct Link  http://www.vishay.com
Logo VISHAY - Vishay Siliconix

SI9181DQ-28-T1 Datasheet(HTML) 9 Page - Vishay Siliconix

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Si9181
Vishay Siliconix
Document Number: 71119
S-50955—Rev. F, 16-May-05
www.vishay.com
9
BLOCK DIAGRAMS
+
CIN
2.2 mF
VIN
4
6
SD
8
ON
OFF
3
GND
RFB2
RFB1
SENSE
+
+
1.215 V
VREF
1CNOISE
+
+
2 mA
To VIN
5
COUT
2.2 mF
2
7
CDELAY
0.1 mF
REXT
VOUT
ERROR
FIGURE 5.
350-mA CMOS LDO Regulator (Fixed Output)
6 MW
+
CIN
2.2 mF
VIN
4
6
SD
8
ON
OFF
3
GND
ADJ
+
60 mV
+
1.215 V
VREF
1CNOISE
+
+
2 mA
To VIN
5
COUT
2.2 mF
2
7
CDELAY
0.1 mF
REXT
VOUT
ERROR
FIGURE 6.
350-mA CMOS LDO Regulator (Adjustable Output)
6 MW
R2
R1
VADJ
60 mV
Switches shown for device in normal operating mode (SD = HIGH)


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