TLV742P datasheet(5/26 Pages) TI1

部品番号	TLV742P

部品情報	200-mA, Small Size, Low-Dropout Linear Voltage Regulator

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TLV742P

www.ti.com

SBVS323 – SEPTEMBER 2017

Product Folder Links: TLV742P

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(1)

Start-up time = time from EN assertion to 0.98 × VOUT.

6.5 Electrical Characteristics

at VIN = VOUT(NOM) + 0.5 V or 2 V (whichever is greater); IOUT = 1 mA, VEN = VIN, COUT = 0.47 μF, and TJ = –40°C to +85°C.

Typical values are at TJ = 25°C, (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VIN

Input voltage

range

2

5.5

V

VOUT

Output voltage

range

0.85

5

V

DC output

accuracy

0.5%

VOUT ≥ 0.85 V

–1.5%

1.5%

ΔVO(ΔVI)

Line regulation

1

5

mV

ΔVO(ΔIO)

Load regulation

0 mA

≤ IOUT ≤ 150 mA

10

20

mV

V(DO)

Dropout voltage

VIN = 0.98 × VOUT(NOM)

2 V < VOUT ≤ 2.4 V

IOUT = 30 mA

65

mV

IOUT = 150 mA

325

360

mV

2.4 V < VOUT ≤ 2.8 V

IOUT = 30 mA

50

mV

IOUT = 150 mA

250

300

mV

2.8 V < VOUT ≤ 3.3 V

IOUT = 30 mA

45

mV

IOUT = 150 mA

220

270

mV

3.3 V < VOUT ≤ 5 V

IOUT = 30 mA

40

mV

IOUT = 150 mA

200

250

mV

ICL

Output current

limit

VOUT = 0.9 × VOUT(NOM)

240

300

450

mA

I(GND)

Ground pin

current

IOUT = 0 mA

25

50

µA

I(EN)

EN pin current

VEN = 5.5 V

0.01

µA

ISHUTDOWN

Shutdown current

VEN ≤ 0.4 V

2 V

≤ VIN ≤ 4.5 V

1

µA

VIL(EN)

EN pin low-level

input voltage

(disable device)

0

0.4

V

VIH(EN)

EN pin high-level

input voltage

(enable device)

0.9

VIN

V

PSRR

Power-supply

rejection ratio

VIN = 3.3 V

VOUT = 2.8 V

IOUT = 30 mA

f = 100 Hz

70

dB

f = 10 kHz

55

f = 1 MHz

55

Vn

Output noise

voltage

BW = 100 Hz to 100 kHz,

VIN = 2.3 V

VOUT = 1.8 V

IOUT = 10 mA

45

µVRMS

tSTR

Startup time(1)

COUT = 1 µF

IOUT = 150 mA

100

µs

RPULLDOWN

Pulldown

resistance

(TLV742P only)

120

Ω

TJ

Operating

junction

temperature

–40

125

°C

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