LTC4056-4.2_15 Datasheet, PDF (6/16 Pages) Linear Technology – Linear Li-Ion Charger with Termination in ThinSOT

LTC4056-4.2
BLOCK DIAGRA
CHRG
8
UVLO
12µA
CHRG
UV
LOGIC
SHDN
SHDN
7µA
TIMER/SHDN
7
COUNTER
OSCILLATOR
1.2V VOLTAGE
REFERENCE
REF
1V +
IA
–
V_CC
1
LTC4056-4.2
100Ω
110mΩ
–+
CA
SHDN
20µA
TEMPERATURE
AND
CURRENT LIMIT
OUTPUT
DRIVER
I_TRIKL
20 • I_PROG
I_SENSE
2
DRIVE
3
I_PROG
C1
+–
+
1.2V
VA
–
BAT
6
+
SHDN
5
PROG
R_PROG
4
GND
4056-4.2 BD
405642f
6