ACE4102E

2.5A, 3MHz Switching Charger with Dynamic Power Path Management

VER 1.1

3

9

STATS

Status pin for Charging status indications. An open drain device capable of driving

10mA current

11

ISET1

AC Fast Charge Current set pin for AC input. Connecting a Resistor between ISET1

to GND This sets the fast charge current value for AC adapter when

USB_DET is

low.

12

ISET2

USB Charge Current set pin for USB input. Connecting a Resistor between

ISET2

to GND This sets the charge current value for USB input when USB_DET is high.

13

USB_DET

Charge current selecting input. Pull this pin low if an AC adapter is connected and

select fast charging current to be set by ISET1. And set this pin high if a USB input is

connected and select USB charging current to be set by ISET2. It is default low.

14.16

BATT

Battery pin. Connect a Battery to this pin

Ordering information

ACE4102E XX XX + H

Electrical Characteristics

Parameter

Conditions

Min

Typ

Max

Units

IN INPUT

INPUT Range

4.4

5.5

V

INPUT UVLO

Rising, Hys=500mV

4.35

V

INPUT Operating Current

Switcher Enable, Switching

5

uA

Switcher Enable, No Switching

70

uA

BATT to INPUT leakage Current

Input Floating

0

5

uA

DC-DC and SYS OUTPUT

VSYSMIN

3.6

V

VSYSMAX

4.5

V

Load Regulation

40

mV/A

Line Regulation

0.04

%/V

Switching Frequency

3

MHz

Max duty

100

%

HIGHSIDE MOS RDSON

100

m

Ω

LOWSIDE MOS RDSON

60

m

Ω

HIGHSIDE Current limit

3.5

A

CN: QFN3*3-16

Pb - free

Halogen - free

42 ------- 4.2V

43 ------- 4.35V