LP3910 datasheet(3/72 Pages) TI1

номер детали	LP3910

подробное описание детали	Power Management IC for Hard-Drive-Based Portable Media Players

PDF	72 Pages

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производитель	TI1 [Texas Instruments]

домашняя страница	http://www.ti.com

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3 / 72 page

LP3910

www.ti.com

SNVS481M – NOVEMBER 2006 – REVISED DECEMBER 2015

5 Device Comparison Tables

Table 1. Device Default Voltage Options

ORDER NUMBER

LDO1

LDO2

BUCK1

BUCK2

BUCK-BOOST

ICHRG

LP3910SQ-AA

2 V

3.3 V

1.2 V

3.3 V

100 mA

LP3910SQX-AA

2 V

3.3 V

1.2 V

3.3 V

100 mA

LP3910SQ-AK

2.5 V

3 V

1.6 V

1.8 V

3.3 V

100 mA

LP3910SQX-AK

2.5 V

3 V

1.6 V

1.8 V

3.3 V

100 mA

LP3910SQ-AM

3.3 V

1.5 V

1.8 V

3.3 V

100 mA

LP3910SQX-AM

3.3 V

1.5 V

1.8 V

3.3 V

100 mA

LP3910SQ-AN

1.2 V

2.5 V

1 V

1.8 V

3.3 V

1000 mA

LP3910SQX-AN

1.2 V

2.5 V

1 V

1.8 V

3.3 V

1000 mA

Table 2. Device Option Parameters for AP Option

SYMBOL

DESCRIPTION

VALUE

LDO1

Default LDO1

2.8 V

LDO2

Default LDO2

1.5 V

Buck1

Default Buck1

1.45 V

Buck2

Default Buck2

1.8 V

Buck-Boost

Default Buck-Boost

3.3 V

ICHRG

Default charge current

100 mA

Turnon delay for LDO1 and LDO2

6 ms

Turnon delay for Buck1

3 ms

Turnon delay for Buck2

1 ms

Turnon delay for Buck-Boost

0 ms

Turnon delay for NRST

10 ms

Turnoff delay for LDO1 and LDO2

10 ms

Turnoff delay for Buck1

10 ms

Turnoff delay for Buck2

10 ms

Turnoff delay for Buck-Boost

10 ms

Turnoff delay for NRST

3 ms

VBATTLOW

battery low threshold

2.5 V

VFULLRATE

Full-rate threshold

2.55 V

ILED

Default LED current

2 V

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