MAX8724 Maxim Integrated Products, MAX8724 Datasheet - Page 15

• Manufacturer Part Number: MAX8724
• Description: (MAX1908 - MAX87xx) Low-Cost Multichemistry Battery Chargers
• Manufacturer: Maxim Integrated Products

Figure 1. µC-Controlled Typical Application Circuit
AC ADAPTER INPUT
8.5V TO 28V
DAC OUTPUT
HOST
ADC INPUT
ADC INPUT
ADC INPUT
AVDD/REF
OUTPUT
SDA
GND
SCL
V
CC
Low-Cost Multichemistry Battery Chargers
0.1μF
C14
______________________________________________________________________________________
59kΩ
R8
1MΩ
R19, R20, R21
10kΩ
R9
20kΩ
1%
R6
19.6kΩ
12.6V OUTPUT VOLTAGE
1%
R7
C20
0.1μF
0.01μF
C9
R10
10kΩ
D2
C5
1μF
C10
0.01μF
D1
R5
1kΩ
C11
0.1μF
LDO
VCTL
ICTL
REFIN
ACIN
ACOK
SHDN
ICHG
IINP
CCV
CCS
DCIN
CCI
CSSP
1μF
C12
REF
0.1μF
MAX1908
MAX8724
MAX8765
0.01Ω
RS1
0.1μF
7.5A INPUT
CURRENT LIMIT
CLS
CSSN
CELLS
PGND
DLOV
BATT
CSIP
CSIN
GND
Typical Application Circuits
LDO
DLO
BST
DHI
LX
N1b
FLOAT (3 CELLS SELECT)
C13
1μF
C15
0.1μF
D3
PGND
R13
33Ω
C16
1μF
GND
N1a
C4
22μF
RS2
0.015Ω
L1
10μH
BATT +
SCL
SDA
TEMP
BATT-
BATTERY
SMART
TO EXTERNAL
C1
2 × 10μF
LOAD
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