TPS7A1106PDRVR datasheet(6/37 Pages) TI1

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TPS7A11

SBVS316 – SEPTEMBER 2018

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Electrical Characteristics (continued)

over TJ = –40°C to +125°C, VIN = VOUT(NOM) + 0.5 V, VBIAS = VOUT(NOM) + 1.4 V, IOUT = 1 mA, VEN = 1.0 V, CIN = 2.2 μF, COUT =

2.2 μF, and CBIAS = 0.1 μF ( unless otherwise noted); all typical values are at TJ = 25°C

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

(1)

This current flowing from VIN to GND.

(2)

Dropout is not measured for VOUT < 1.0 V.

ΔVOUT / ΔVBIAS

VBIAS line regulation

VOUT(NOM) + 1.4 V ≤ VBIAS ≤ 5.5 V

0.03

%/V

ΔVOUT / ΔIOUT

Load regulation

0.1 mA

≤ IOUT ≤ 500 mA

0.2

%/A

IQ(BIAS)

Bias pin current

TJ = 25°C, IOUT = 0 mA

µA

–40°C < TJ < 85°C, IOUT = 0 mA

IOUT = 0 mA

IOUT = 500 mA

IQ(IN)

Input pin current(1)

TJ = 25°C, IOUT = 0 mA

1.6

2.1

µA

–40°C < TJ < 85°C, IOUT = 0 mA

2.3

IOUT = 0 mA

2.6

IOUT = 500 mA

ISHDN(BIAS)

VBIAS shutdown current

–40°C < TJ < 85°C,

VIN = 3.3 V, VBIAS = 5.5 V, VEN ≤ 0.4 V

400

–40°C < TJ < 125°C,

VIN = 3.3 V, VBIAS = 5.5 V, VEN ≤ 0.4 V

1200

ISHDN(IN)

VIN shutdown current

–40°C < TJ < 85°C,

VIN = 3.3 V, VBIAS = 5.5 V, VEN ≤ 0.4 V

µA

–40°C < TJ < 125°C,

VIN = 3.3 V, VBIAS = 5.5 V, VEN ≤ 0.4 V

ICL

Output current limit

VOUT = 0.9 × VOUT(NOM), YKA Package

625

900

1150

VOUT = 0.9 × VOUT(NOM), DRV Package

700

990

1250

ISC

Short circuit current limit

VOUT = 0 V

300

VDO(IN)

VIN dropout voltage

(2)

VIN = VOUT(NOM) – 0.1 V, IOUT = 500 mA,

YKA package

110

VIN = VOUT(NOM) – 0.1 V, IOUT = 500 mA,

DRV package

140

VDO(BIAS)

VBIAS dropout voltage

(2)

IOUT = 500 mA

0.85

1.2

IOUT = 250 mA

0.75

1.0

VIN PSRR

VIN power-supply rejection

ratio

f = 1 kHz,

VOUT = 1.0 V, IOUT = 50 mA

f = 100 kHz,

VOUT = 1.0 V, IOUT = 50 mA

f = 1 MHz,

VOUT = 1.0 V, IOUT = 50 mA

f = 1.5 MHz,

VOUT = 1.0 V, IOUT = 50 mA

VBIAS PSRR

VBIAS power-supply

rejection ratio

f = 1 kHz,

VOUT = 1.0 V, IOUT = 500 mA

f = 100 kHz,

VOUT = 1.0 V, IOUT = 500 mA

f = 1 MHz,

VOUT = 1.0 V, IOUT = 500 mA

Output voltage noise

Bandwidth = 10 Hz to 100 kHz,

VOUT = 1.0 V, IOUT = 50 mA

93.9

µVRMS

VUVLO(BIAS)

Bias supply UVLO

VBIAS rising

1.46

1.54

1.63

VBIAS falling

1.35

1.44

1.55

VUVLO_HYST(BIAS)

Bias supply hysteresis

VBIAS hysteresis

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