
9
LTC2902
2902f
–
+
–
+
–
+
–
+
4
14
3
13
V1
V2
V3
RESISTIVE
DIVIDER
MATRIX
V4
10
GND
A/D
BUFFER
11
V
PG
12
V
REF
5
CRT
C
RT
BANDGAP
REFERENCE
ADJUSTABLE
RESET PULSE
GENERATOR
BUFFER
GAIN
ADJUST
POWER
DETECT
V1
V2
V
CC
6
RST
V2
22µA
V
CC
8
RDIS
2µA
10µA
15
COMP4
V2
6µA
6µA
V
CC
LTC2902-1
1
COMP3
V2
6µA
16
COMP2
V2
6µA
2
COMP1
V2
6µA
9
T1
7
T0
2902 DB-1
6
RST
V2
LTC2902-2
BLOCK DIAGRA
W