7
LTC4054-4.2/LTC4054X-4.2
405442xf
BLOCK DIAGRA
W
–
+
–
+
–
+
–
+
–
+
3
4
–
+
120°C
T
DIE
T
A
MA
CA
C1
C2
1×
1000×
VA
R1
BAT
R2
R3
1V
0.1V
R4
R5
PROG
3µA
5µA
V
CC
R
PROG
REF
1.21V
SHDN
V
CC
STANDBY
CHRG
1
5
GND
405442 BD
2
C3
2.9V
TO
BAT
TRICKLE CHARGE
DISABLED ON
LTC4054X
