Datasheet

LTC2911
7
2911f
BLOCK DIAGRAM
–
+
V2 COMP
–
+
ADJ COMP
ADJ
*FOR OPTIONS LTC2911-1 THROUGH LTC2911-4 ONLY. **OMIT THE RESISTIVE DIVIDER FOR THE LTC2911-5.
0.5V
V2
1.36M
R
X
**
231k**
263k
V1
PFI
PFO
–
+
V1 COMP
–
+
PFI COMP
ADJUSTABLE
PULSE
GENERATOR
LOW
VOLTAGE
PULL-DOWN
200ms
PULSE
GENERATOR
LATCH
V
CC
GND
2911 BD
V
CC
V1
V
CC
114k
114k
V2*
V1
TMR
RST
LOW
VOLTAGE
PULL-DOWN
POWER
DETECT
V1
THREE-STATE
DECODE
LTC2911
MONITORED VOLTAGES
LTC2911-1 LTC2911-2 LTC2911-3 LTC2911-4 LTC2911-5
V2
R
X
5V
1.93M
2.5V
850k
1.8V
547k
1.2V
288k
ADJ
**
+
–