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PIN ASSIGNMENTS

RSA Package

(Top View)

LBO

VOUT

EN

SYNC

LBI

NC

SW

SW

TPS61090

TPS61091, TPS61092

SLVS484A – JUNE 2003 – REVISED APRIL 2004

Electrical Characteristics (continued)

over recommended free-air temperature range and over recommended input voltage range (typical values are at an ambient

temperature range of 25

°C) (unless otherwise noted)

DC/DC STAGE

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Load regulation

0.6%

into

10

25

µA

VBAT

Quiescent current

into

10

20

µA

VOUT

Shutdown current

0.1

1

µA

CONTROL STAGE

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Under voltage lockout threshold

1.5

V

LBI voltage threshold

490

500

510

mV

LBI input hysteresis

10

mV

LBI input current

EN = VBAT or GND

0.01

0.1

µA

LBO output low voltage

0.04

0.4

V

LBO output low current

100

µA

LBO output leakage current

0.01

0.1

µA

EN, SYNC input low voltage

0.2

× VBAT

V

EN, SYNC input high voltage

0.8

× VBAT

V

EN, SYNC input current

Clamped on GND or VBAT

0.01

0.1

µA

Overtemperature protection

140

°C

Overtemperature hysteresis

20

°C

Terminal Functions

TERMINAL

I/O

DESCRIPTION

NAME

NO.

EN

11

I

Enable input. (1/VBAT enabled, 0/GND disabled)

FB

14

I

Voltage feedback of adjustable versions

3