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LM2686 Datasheet(PDF) 2 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part No. LM2686
Description  Regulated Switched Capacitor Voltage Converter
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Maker  NSC [National Semiconductor (TI)]
Homepage  http://www.national.com
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LM2686 Datasheet(HTML) 2 Page - National Semiconductor (TI)

   
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Pin Description
Pin No.
Name
Function
1V
IN
*
Power supply input voltage.
2
GND
**
Power supply ground.
3
GND
**
Power supply ground.
4
GND
**
Power supply ground.
5
CE
Chip enable input. This pin is high for normal operation and low for shutdown and V
PSW
load disconnect.
6
SD
Shutdown input. This pin is low for normal operation and high for shutdown and V
PSW
load disconnect.
7V
IN
*
Power supply input voltage.
8
NC
No connection.
9
NC
No connection.
10
V
05
Regulated +5V output.
11
V
PSW
V
05 output connected through a series switch, PSW.
12
V
DBL
Output of doubled input voltage.
13
C
1
+
The positive terminal of doubling charge-pump capacitor, C1.
14
C
1
The negative terminal of doubling charge-pump capacitor, C1.
* All VIN pins, pin 1 and pin 7 must be tied together for proper operation.
** All ground pins, pin 2, pin 3 and pin 4 must be tied together for proper operation.
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