BQ24030 datasheet(3/20 Pages) TI

No. de pieza	BQ24030

Descripción Electrónicos	SINGLE-CHIP CHARGE AND SYSTEM POWER-PATH MANAGEMENT IC (bqTINYI)

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Fabricante Electrónico	TI [Texas Instruments]

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RECOMMENDED OPERATING CONDITIONS

DISSIPATION RATINGS

ELECTRICAL CHARACTERISTICS

bq24030, bq24032, bq24035

SLUS618 – AUGUST 2004

MIN

MAX

UNIT

VCC

Supply voltage (from AC input) (1)(2)

4.35

16.00

V

VCC

Supply voltage (from USB input) (1)

4.35

6.5

IAC

Input current, AC

2

A

IUSB

Input current, USB

0.5

TJ

Operating junction temperature range

-40

125

°C

(1)

VCC is defined as the greater of AC or USBinput.

(2)

Verify that powerdissipation and junction temperatures are within limits at maximum VCC .

TA≤ 40°C

DERATING FACTOR

PACKAGE

θ

JA

POWER RATING

TA > 40°C

20-pin RHL(1)

1.81 W

21 mW/

°C

46.87

°C/W

(1)

This data is based onusing the JEDEC High-K board and the exposed die pad is connected to a Cu padon the board. This is connected

to the ground plane by a 2

×3 viamatrix.

over junction temperature range (0

°C ≤ T

J≤ 125°C) and the recommended supply voltage range (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX UNIT

INPUT CURRENT

ICC(SPLY)

Active supply current, VCC

VVCC > VVCC(min)

1

2

mA

V(AC) < V(UVLO), V(USB) < V(UVLO),

Sleep current (current into BAT

ICC(SLP)

2.6 V

≤ V

I(BAT)≤ VO(BAT-REG),

2

5

pin)

Excludes load on OUT pin

VI(AC)≤ 6V, Total current into AC pin with

ICC(AS-STDBY)

AC standby current

chip disabled, Excludes all loads, (1)

200

CE=LOW, after t(CE-HOLDOFF) delay

Total current into USB pin with chip dis-

ICC(USB-

abled,

USB standby current

200

µA

STDBY)

Excludes all loads, (1)CE=LOW,

after t(CE-HOLDOFF) delay

Total current into BAT pin with AC and/or

USB present and chip disabled,

ICC(BAT-STDBY) BAT standby current

45

60

Excludes all loads,

CE=LOW, after t(CE-HOLDOFF) delay(1)

Charge DONE, AC or USB supplying the

IIB(BAT)

Charge done current, BAT

1

5

load

LDO OUTPUT

Active only if AC or USB is present,

VO(LDO)

Output regulation voltage

3.3

V

VI(OUT)≥ VO(LDO) + (IO(LDO)× RDS(on))

Regulation accuracy

(2)-5%

5%

IO(LDO)

Output current

20

mA

RDS(on)

On resistance

OUT to LDO

50

Ω

C(OUT)

Output capacitance

(3)1

µF

OUT TERMINAL AND DPPM MODE

bq24030

VI(AC)≥ 6 V+VDO

6.0

6.3

Output regulation volt-

VO(OUT-REG)

age

bq24032

VI(AC)≥ 4.4 V+VDO

4.4

4.5

V

V(DPPM-SET)

DPPM set point(4)

2.6

3.7

I(DPPM-SET)

DPPM current source

AC or USB present

95

100

105

µA

(1)

This includes thequiescent current for the integrated LDO.

(2)

In standby mode (CElow) the accuracy is

±10%.

(3)

LDO output capacitornot required but one with a value of 0.1-µF is recommended.

(4)

V(DPPM-SET) is scaled up by the scale factor forcontrolling the output voltage V(DPPM-REG).

3

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