Datasheet

LTC2955
18
2955f
TYPICAL APPLICATIONS
Low Voltage Pushbutton Controller Enables Charge Pump
Automatic Power-Up with Pushbutton On/Off
PowerPath Control with Immediate KILL
LTC3204-3.3
V
OUT
C
+
C
–
V
IN
GND
PB
INT
KILL
V
IN
LTC2955TS8-1
2955 TA02
µP
1M
GND ONTMR
EN
2.2µF
3.3V
SHDN
2.2µF
1.8V
LT1763-5
V
OUT
V
IN
PB
INT
KILL
PGD
TMR
V
IN
ON
LTC2955DDB-1
2955 TA03
µP
1M
GNDSEL
EN
*OPTIONAL RC NETWORK RECOMMENDED TO IMPROVE NOISE IMMUNITY
SHDN
1µF
12V
0.1µF*
5.1k*
LT3009
V
OUT
V
IN
PB
KILL
INT
V
IN
LTC2955TS8-2
2955 TA04
1M
GND ONTMR
EN
3.3V
100k
SHDN
0.1µF
12V