Datasheet

4
LTC1517-5
SI PLIFIED
W
BLOCK DIAGRA
W
1517 BD
C1
0.1µF
V
IN
CHARGE PUMP
LTC1517-5
V
OUT
3.75M
1.25M
C
OUT
C
IN
C1
+
C1
–
800kHz
OSC
THERMAL
SHDN
1.25V
REF
–
+
V
IN
(Pin 1): Charge Pump Input Voltage. May be between
2.7V and 5V. V
IN
should be bypassed with a ≥3.3µF low
ESR capacitor as close as possible to the pin for best
performance.
GND (Pin 2): Ground. Should be tied to a ground plane for
best performance.
PIN FUNCTIONS
UUU
V
OUT
(Pin 3): Regulated Output Voltage. V
OUT
should be
bypassed with a ≥3.3µF low ESR capacitor as close as
possible to the pin for best performance.
C1
+
(Pin 4): Charge Pump Flying Capacitor Positive
Terminal.
C1
–
(Pin 5): Charge Pump Flying Capacitor Negative
Terminal.