TPS650242RHBTG4 datasheet(4/33 Pages) TI

Part #	TPS650242RHBTG4

Description	Power Management ICs for Li-Ion Powered Systems

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Manufacturer	TI [Texas Instruments]

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ELECTRICAL CHARACTERISTICS

TPS650240

,, TPS650241

TPS650242, TPS650243

TPS650244, TPS650245

SLVS774A – JUNE 2007 – REVISED DECEMBER 2007

VINDCDC1 = VINDCDC2 = VINDCDC3 = VCC = VINLDO = 3.6V, TA = –40°C to 85°C, typical values are at TA = 25°C

(unless otherwise noted)

COMTROL SIGNALS: EN_DCDC1, EN_DCDC2, EN_DCDC3, EN_LDO, MODE, EN_VDD_ALIVE

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VIH

High level input

1.45

VCC

V

voltage

VIL

Low level input

0

0.4

V

voltage

IH

Input bias current

0.01

0.1

µA

SUPPLY PINS: VCC, VINDCDC1, VINDCDC2, VINDCDC3

I(qPFM)

Operating quiescent

PFM All 3 DCDC converters enabled, zero load

Vcc = 3.6V

135

170

uA

current

and no switching, LDOs enabled

PFM All 3 DCDC converters enabled, zero load

75

100

and no switching, LDO1, LDO2 = OFF, Vdd_alive

= ON

PFM DCDC1 and DCDC2 converters enabled,

55

80

zero load and no switching, LDO1, LDO2 = OFF,

Vdd_alive = ON

PFM DCDC1 converter enabled, zero load and no

40

60

switching, LDO1, LDO2 = OFF, Vdd_alive = ON

IVCC(PWM)

Current into Vcc;

All 3 DCDC converters enabled & running in PWM, Vcc = 3.6V

2

mA

PWM

LDOs off

PWM DCDC1 and DCDC2 converters enabled and

1.5

2.5

running in PWM, LDOs off

PWM DCDC1 converter enabled and running in

0.85

2.0

PWM, LDOs off

Iq

Quiescent current

All converters disabled, LDO1, LDO2 = OFF,

Vcc = 3.6V

16

µA

Vdd_alive = OFF

All converters disabled, LDO1, LDO2 = OFF,

26

Vdd_alive = ON

4

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Product Folder Link(s): TPS650240 TPS650241 TPS650242 TPS650243 TPS650244 TPS650245

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