TPS65023_15 datasheet(10/47 Pages) TI1

10 / 47 page

TPS65023, TPS65023B

SLVS670K – JUNE 2006 – REVISED DECEMBER 2015

www.ti.com

7.6 Electrical Characteristics: Supply Pins VCC, VINDCDC1, VINDCDC2, VINDCDC3

VINDCDC1 = VINDCDC2 = VINDCDC3 = VCC = VINLDO = 3.6 V, VBACKUP = 3 V, TA = –40°C to 85°C (unless otherwise

noted)

PARAMETER

TEST CONDITIONS

MIN

TYP(1)

MAX

UNIT

All 3 DCDC converters enabled, zero

VCC = 3.6 V, VBACKUP = 3 V;

100

load, and no switching, LDOs enabled

V(VSYSIN) = 0 V

All 3 DCDC converters enabled, zero

VCC = 3.6 V, VBACKUP = 3 V;

load, and no switching, LDOs off

V(VSYSIN) = 0 V

Operating quiescent

I(q)

μA

DCDC1 and DCDC2 converters

current, PFM

VCC = 3.6 V, VBACKUP = 3 V;

enabled, zero load, and no switching,

V(VSYSIN) = 0 V

LDOs off

DCDC1 converter enabled, zero load,

VCC = 3.6 V, VBACKUP = 3 V;

and no switching, LDOs off

V(VSYSIN) = 0 V

All 3 DCDC converters enabled and

VCC = 3.6 V, VBACKUP = 3 V;

running in PWM, LDOs off

V(VSYSIN) = 0 V

DCDC1 and DCDC2 converters

VCC = 3.6 V, VBACKUP = 3 V;

Current into VCC; PWM

enabled and running in PWM, LDOs

1.5

2.5

V(VSYSIN) = 0 V

off

DCDC1 converter enabled and running VCC = 3.6 V, VBACKUP = 3 V;

0.85

in PWM, LDOs off

V(VSYSIN) = 0 V

VCC = 3.6 V, VBACKUP = 3 V;

μA

V(VSYSIN) = 0 V

VCC = 2.6 V, VBACKUP = 3 V;

I(q)

Quiescent current

All converters disabled, LDOs off

3.5

μA

V(VSYSIN) = 0 V

VCC = 3.6 V, VBACKUP = 0 V;

μA

V(VSYSIN) = 0 V

(1)

Typical values are at TA = 25°C, unless otherwise noted.

7.7 Electrical Characteristics: Supply Pins VBACKUP, VSYSIN, VRTC, VINLDO

VINDCDC1 = VINDCDC2 = VINDCDC3 = VCC = VINLDO = 3.6 V, VBACKUP = 3 V, TA = –40°C to 85°C (unless otherwise

noted)

PARAMETER

TEST CONDITIONS

MIN TYP(1)

MAX

UNIT

VBACKUP, VSYSIN, VRTC

VBACKUP = 3 V, VSYSIN = 0 V;

I(q)

Operating quiescent current

μA

VCC = 2.6 V, current into VBACKUP

VBACKUP < V_VBACKUP, current into

I(SD)

Operating quiescent current

μA

VBACKUP

VRTC LDO output voltage

VSYSIN = VBACKUP = 0 V, IO = 0 mA

Output current for VRTC

VSYSIN < 2.57 V and VBACKUP < 2.57 V

VRTC short-circuit current limit

VRTC = GND; VSYSIN = VBACKUP = 0 V

100

Maximum output current at VRTC for

VRTC > 2.6 V, VCC = 3 V;

RESPWRON = 1

VSYSIN = VBACKUP = 0 V

Output voltage accuracy for VRTC

VSYSIN = VBACKUP = 0 V; IO = 0 mA

–1%

Line regulation for VRTC

VCC = VRTC + 0.5 V to 6.5 V, IO = 5 mA

–1%

IO = 1 mA to 30 mA;

Load regulation VRTC

–3%

VSYSIN = VBACKUP = 0 V

Regulation time for VRTC

Load change from 10% to 90%

μs

Ilkg

Input leakage current at VSYSIN

VSYSIN < V_VSYSIN

μA

rDS(on) of VSYSIN switch

12.5

Ω

rDS(on) of VBACKUP switch

12.5

Ω

Input voltage range at VBACKUP(2)

2.73

3.75

Input voltage range at VSYSIN(2)

2.73

3.75

VSYSIN threshold

VSYSIN falling

–3%

2.55

(1)

Typical values are at TA = 25°C, unless otherwise noted.

(2)

Based on the requirements for the Intel PXA270 processor.

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