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LT1054 Datasheet, PDF (15/26 Pages) Linear Technology – Switched-Capacitor Voltage Converter with Regulator | |||
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LT1054
SWITCHEDÄCAPACITOR VOLTAGE CONVERTERS
WITH REGULATORS
SLVS033F â FEBRUARY 1990 â REVISED NOVEMBER 2004
APPLICATION INFORMATION
+
10 µF
Pin numbers shown are for the P package.
1
FB/SD
8
VCC
2
CAP+
7
OSC
3
GND
LT1054
6
VREF
4
CAPâ
5
VOUT
+
VIN
2 µF
âVOUT
+ 100 µF
Figure 19. Basic Voltage Inverter
+
10 µF
1
FB/SD
8
VCC
2
CAP+
7
OSC
LT1054
3
6
GND
VREF
4
CAPâ
5
VOUT
VIN
+
2 µF
R1
20 kâ¦
R2
VOUT
+
0.002 µF
+
100 µF
Ç Ç Ç Ç R2 + R1
Ť Ť VOUT
VREF
2
*
40
mV
)1
+ 20 kW
ŤVOUTŤ
1.21 V
)
1
Pin numbers shown are for the P package.
Figure 20. Basic Voltage Inverter/Regulator
⢠POST OFFICE BOX 655303 DALLAS, TEXAS 75265
15
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