ltc1732-8.4 Linear Technology Corporation, ltc1732-8.4 Datasheet - Page 6

• Manufacturer Part Number: ltc1732-8.4
• Description: Lithium-ion Linear Battery Charger Controller
• Manufacturer: Linear Technology Corporation

LTC1732-8.4
BLOCK DIAGRA
6
10
3
4
BATTERY CURRENT I
TIMER
CHRG
ACPR
BAT
35 A
= (2.457V • 800 )/(R
UNDERVOLTAGE
V
LOCKOUT
CC
W
= 8.2V
SHDN
ACPR
C/10
STOP RECHRG
OSCILLATOR
C3
PROG
UVLO
+
–
• R
SENSE
V
REF
)
C/10
SLP
+
–
C5
A1
COUNTER
+
–
C1
8.05V
+
–
V
CC
8
6
80
720
R
PROG
PROG
V
CC
2.5 A
*THE LTC1732-8.4 IS OPTIMIZED FOR 2-CELL (8.4V) Li-Ion BATTERIES.
CONNECT THE SEL PIN TO V
THE LTC1732, PLEASE CONTACT THE FACTORY
LBO
800
–
+
CA
C2
VA
CHARGE
C4
+
–
–
+
–
+
CC
. FOR CHARGING 8.2V BATTERIES USING
+
–
V
2.457V
4.9V
REF
GND
54mV
5
SENSE
SEL*
DRV
1732-8.4 BD
BAT
9
7
1
2
R
SENSE
17328f