TPS7A2033PDBVR datasheet(6/28 Pages) TI1

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TPS7A20

SBVS338A – MARCH 2020 – REVISED MARCH 2020

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6.4 Thermal Information

THERMAL METRIC(1)

TPS7A20

UNIT

DBV (2)

(SOT-23)

DQN

(X2SON)

YWD(2)

(DSBGA)

5 PINS

4 PINS

RθJA

Junction-to-ambient thermal resistance

TBD

179.1

TBD

°C/W

RθJC(top)

Junction-to-case (top) thermal resistance

TBD

137.6

TBD

°C/W

RθJB

Junction-to-board thermal resistance

TBD

116.3

TBD

°C/W

ψJT

Junction-to-top characterization parameter

TBD

6.1

TBD

°C/W

ψJB

Junction-to-board characterization parameter

TBD

116.3

TBD

°C/W

RθJC(bot)

Junction-to-case (bottom) thermal resistance

TBD

112.3

TBD

°C/W

6.5 Electrical Characteristics

at operating temperature range (TJ = –40℃ to +125℃), VIN = VOUT(NOM) + 0.3 V or 1.6V, whichever is greater, VEN = 1.0 V,

IOUT = 1 mA, CIN = 1 µF, COUT = 1 µF (unless otherwise noted); all typical values are at TJ = 25℃

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

ΔVOUT

Output voltage tolerance

VIN = (VOUT(NOM) + 0.3 V) to 6.0 V,

IOUT = 1 mA to 300 mA,

VOUT ≥ 1.5 V

–1.5

1.5

VIN = (VOUT(NOM) + 0.5 V) to 6.0 V,

IOUT = 1 mA to 300 mA

VOUT < 1.5 V

–30

ΔVOUT

(ΔVIN)

Line regulation

VIN = (VOUT(NOM) + 0.3 V) to 6.0 V,

IOUT = 1 mA

0.03

%/V

ΔVOUT(ΔIO

UT)

Load regulation

IOUT = 1 mA to 300 mA

0.003

%/mA

IGND

Ground current

VEN = VIN, VIN = 6.0

V, IOUT = 0 mA

TJ = 25°C

6.5

µA

TJ = –40°C to 85°C

TJ = –40°C to 125°C

VEN = VIN, VIN = 6.0 V, IOUT = 300 mA

2000

ISHTDWN

Shutdown current

VEN = 0 V (disabled), VIN = 6.0 V, TJ = 25°C

0.15

0.5

µA

IGND(DO)

Ground current in dropout

VIN ≤ VOUT(NOM) , IOUT = 0 mA

6.5

µA

VDO

Dropout voltage

IOUT = 300 mA,

VOUT = 95% x

VOUT(NOM)

0.8 V

≤ VOUT < 1.0 V

690

1.0 V

≤ VOUT < 1.2 V

490

1.2 V

≤ VOUT < 1.5 V

355

1.5 V

≤ VOUT < 2.5 V

240

2.5 V

≤ VOUT < 3.3 V

140

3.3 V

≤ VOUT ≤ 5.5 V

140

ICL

Output current limit

VOUT = 0.9 x VOUT(NOM), VIN = VOUT(NOM) + VDO

360

520

730

ISC

Short-circuit current limit

VOUT = 0 V

160

PSRR

Power-supply rejection ratio

IOUT = 20 mA,

VIN = VOUT + 1.0 V

f = 1 kHz

f = 10 kHz

f = 100 kHz

f = 1 MHz

PSRR

Power-supply rejection ratio

IOUT = 300 mA,

VIN = VOUT + 1.0 V

f = 1 kHz

f = 10 kHz

f = 100 kHz

f = 1 MHz

Output noise voltage

BW = 10 Hz to 100

kHz

VOUT = 2.8V

IOUT = 300 mA

µVRMS

IOUT = 1 mA

RPULLDOWN

Output automatic discharge

pulldown resistance

VEN < VEN(LOW) (output disabled)

150

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