STAT2

IN

BAT

BAT

ISET2

MODE

CE

PG

OUT

OUT

OUT

TMR

DPPM

TS

20

1

11

10

2

3

4

5

6

7

8

9

19

18

17

16

15

14

13

12

STAT1

GND

bq24070, bq24071

www.ti.com

SLUS694G – MARCH 2006 – REVISED DECEMBER 2014

5 Device Comparison Table

PART

BATTERY

PACKAGE

OUT PIN

STATUS

VOLTAGE (V)

MARKING

bq24070

BRQ

–40°C to 125°C

4.2

Production

bq24071

Regulated to 6 V

BTR

(1)

This product is RoHS compatible, including a lead concentration that does not exceed 0.1% of total product weight, and is suitable for

use in specified lead-free soldering processes. In addition, this product uses package materials that do not contain halogens, including

bromine (Br) or antimony (Sb) above 0.1% of total product weight.

(2)

6 Pin Configuration and Functions

RHL Package

20 Pins

Top View

Pin Functions

PIN

I/O

DESCRIPTION

NAME

NO.

BAT

5, 6

I/O

Battery input and output.

CE

9

I

Chip enable input (active high)

DPPM

13

I

Dynamic power-path management set point (account for scale factor)

GND

19, 20

I

Ground input

IN

4

I

Charge input voltage

ISET1

10

I/O

Charge current set point and precharge and termination set point

Charge current set point for USB port. (High = 500 mA, Low = 100 mA) See half-charge current mode

ISET2

7

I

using ISET2.

MODE

8

I

Power source selection input (Low for USB mode current limit)

OUT

15, 16, 17

O

Output terminal to the system

PG

18

O

Power-good status output (open-drain)

STAT1

2

O

Charge status output 1 (open-drain)

STAT2

3

O

Charge status output 2 (open-drain)

Timer program input programmed by resistor. Disable fast-charge safety timer and termination by tying

TMR

14

I/O

TS

12

I/O

Temperature sense input

Copyright © 2006–2014, Texas Instruments Incorporated

Submit Documentation Feedback

3

Product Folder Links: bq24070 bq24071