LTC4053-4.2
7
4053fa
SI PLIFIED
W
BLOCK DIAGRA
W
Figure 1
2.485V
–
+
–
+
–
+
–
+
–
+
4053 BD
HOT COLD DISABLE
STOP
FAULT
CHARGE
OSCILLATOR
COUNTER
TIMER
C
TIMER
NTC
NTC
CHRG
ACPR
FAULT
30µA
2.485V
TO BAT
REF
–
+
C/10
ACPR
TA
CA
C2
C3
VA
MA
PROG
BAT
V
CC
GND
R1
R3
R4
R5
R2
30µA
1.5V
0.15V
105°C
T
DIE
D1
D2
D3
M2
×1
M1
×1000
MP
R
PROG
SHDN
LOGIC
SHDN
2
6
1
10
3
475
8
9
C/10
