MAX1647 Maxim, MAX1647 Datasheet - Page 7

• Manufacturer Part Number: MAX1647
• Description: Chemistry-Independent Battery Chargers
• Manufacturer: Maxim

______________________________________________________________Pin Description
MAX1647
10
11
12
13
14
15
16
17
18
19
20
—
—
1
2
3
4
5
6
7
8
9
PIN
MAX1648
10
11
12
13
14
15
16
—
—
—
—
—
—
1
2
3
4
5
6
7
8
9
_______________________________________________________________________________________
NAME
AGND
PGND
DACV
DCIN
BATT
SETV
IOUT
THM
CCV
SETI
SDA
DLO
REF
SCL
BST
CCI
SEL
DHI
INT
CS
VL
LX
Linear Current-Source Output
Input Voltage for Powering Charger
Chip Power Supply. 5.4V linear regulator output from DCIN.
Voltage-Regulation-Loop Compensation Point
Current-Regulation-Loop Compensation Point
Current-Range Selector. Tying SEL to VL sets a 4A full-scale current. Leaving SEL open
sets a 2A full-scale current. Tying SEL to AGND sets a 1A full-scale current.
Current-Sense Positive Input
Battery Voltage Input and Current-Sense Negative Input
3.9V Reference Voltage Output or External Reference Input
Analog Ground
Current-Regulation-Loop Set Point
Open-Drain Interrupt Output
Voltage-Regulation-Loop Set Point
Thermistor Sense Voltage Input
Serial Clock
Serial Data
Voltage DAC Output
Power Ground
Low-Side Power MOSFET Driver Output
High-Side Power MOSFET Driver Output
Power Connection for the High-Side Power MOSFET Driver
Power Connection for the High-Side Power MOSFET Driver
Chemistry-Independent
FUNCTION
Battery Chargers
7