ACE4704 Datasheet, PDF (2/15 Pages) ACE Technology Co., LTD. – Fully 5A, 4cell Standalone Li-ion Battery Charger

ACE4704
Fully 5A, 4cell Standalone Li-ion Battery Charger
Stresses beyond those listed under ‘Absolute Maximum Ratings’ may cause permanent damage to the device. These are
stress ratings only and functional operation of the device at these or any other conditions above those indicated in the operational
sections of the specifications is not implied. Exposure to Absolute Maximum Rating Conditions for extended periods may affect
device reliability.
Packaging Type
TSSOP-16
TSSOP-16 Description
1
VG
2
PGND
Function
Internal Voltage Regulator. VG internally supplies power to gate driver,
connect a 100nF capacitor between VG pin and VCC pin.
Power Ground.
3
GND
Analog Ground.
Open-Drain Output. When the battery is being charged, this pin is pulled low
4
CHRG
by an internal switch. Otherwise this pin is in high impedance state.
Open-Drain Output. When the charging is terminated, this pin is pulled low
5
DONE
by an internal switch. Otherwise this pin is in high impedance state.
Battery Temperature Monitoring Input. Connect an NTC resistor from this pin
6
TEMP
to GND.
End-of-Charge Current Setting Pin. Connect this pin to GND directly or via a
7
EOC
resistor.
Loop Compensation Input 1. Connect a 470pF capacitor from this pin to
8
COM 1
GND.
Loop Compensation Input 2. Connect a 220nF capacitor in series with an
9
COM 2
120Ω resistor from this pin to GND.
10
Test
Test pin. Connected this pin to GND.
Loop Compensation Input 3. Connect an 100nF capacitor from this pin to
11
COM 3
GND.
VER 1.2 2