TPS7A0233DBVR datasheet(7/43 Pages) TI

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TPS7A02

www.ti.com

SBVS277B – JULY 2019 – REVISED MARCH 2020

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Electrical Characteristics (continued)

Specified at TJ = –40°C to +125°C, VIN = VOUT(nom) + 0.5 V or 2.0 V (whichever is greater), IOUT = 1 mA, VEN = VIN, and CIN =

COUT = 1 µF (unless otherwise noted). Typical values are at TJ = 25°C.

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VUVLO(HYST)

UVLO hysteresis

VIN hysteresis

180

VEN(HI)

EN pin logic high

voltage

1.1

VEN(LOW)

EN pin logic low

voltage

0.3

IEN

EN pin leakage

current

VEN = VIN = 6.0 V

REN(PULLDOWN)

Smart enable

pulldown resistor

VEN = 0.3 V

500

KΩ

RPULLDOWN

Pulldown resistor

VIN = 3.3 V, device disabled

TSD(shutdown)

Thermal shutdown

temperature

Shutdown, temperature increasing

170

°C

TSD(reset)

Thermal shutdown

reset temperature

Reset, temperature decreasing

145

6.6 Switching Characteristics

Specified at TJ = –40°C to +125°C, VIN = VOUT(nom) + 0.5 V or 2.0 V (whichever is greater), IOUT = 1 mA, VEN = VIN, and CIN =

COUT = 1 µF (unless otherwise noted). Typical values are at TJ = 25°C.

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

tSTR

Start-up time

From EN assertion to VOUT = 90% × VOUT(nom)

0.8V

≤ VOUT ≤ 1.5 V

500

800

µs

1.5V < VOUT ≤ 3.0 V

750

1200

3.0V < VOUT ≤ 5.0 V

1200

1600

TPS7A0233DBVR 数据表(PDF) 7 Page - Texas Instruments

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