NCP4587DMX31TCG datasheet(3/19 Pages) ONSEMI

Part #	NCP4587DMX31TCG

Description	150 mA, Tri-Mode, LDO Linear Voltage Regulator

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Manufacturer	ONSEMI [ON Semiconductor]

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NCP4587

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THERMAL CHARACTERISTICS

Rating

Symbol

Value

Unit

Thermal Characteristics, XDFN

Thermal Resistance, Junction−to−Air

RqJA

250

°C/W

Thermal Characteristics, SOT23

Thermal Resistance, Junction−to−Air

RqJA

238

°C/W

Thermal Characteristics, SC−70

Thermal Resistance, Junction−to−Air

RqJA

263

°C/W

ELECTRICAL CHARACTERISTICS

−40°C ≤ TA ≤ 85°C; VIN = VOUT(NOM) + 1 V or 2.5 V, whichever is greater; IOUT = 1 mA, CIN = COUT = 0.47 mF, unless otherwise noted.

Typical values are at TA = +25°C.

Parameter

Test Conditions

Symbol

Min

Typ

Max

Unit

Operating Input Voltage

VIN

1.4

5.25

V

Output Voltage

TA = +25 °C,

IOUT = 5 mA

VOUT > 2 V

VOUT

x0.99

x1.01

V

VOUT ≤ 2 V

−20

20

mV

−40°C ≤ TA ≤ 85°C,

IOUT = 5 mA

VOUT > 2 V

x0.975

x1.015

V

VOUT ≤ 2 V

−50

30

mV

Output Voltage Temp.

Coefficient

TA = −40 to 85°C

±50

ppm/°C

Line Regulation

VIN = VOUT + 0.5 V to

5 V, VIN ≥ 1.4 V

IOUT = 1 mA,

(Low Power Mode)

LineReg

0.50

%/V

IOUT = 10 mA,

(Fast Mode)

0.02

0.20

Load Regulation

IOUT = 1 mA to 10 mA

VOUT > 2.0 V

LineReg

−1.0

1.0

%

VOUT ≤ 2.0 V

−20

20

mV

IOUT = 10 mA to 150 mA

18

40

mV

Dropout Voltage

IOUT = 150 mA

0.8 V ≤ VOUT < 0.9 V

VDO

(Note 3)

V

0.9 V ≤ VOUT < 1.0 V

(Note 3)

1.0 V ≤ VOUT < 1.5 V

0.24

0.4

1.5 V ≤ VOUT < 2.6 V

0.19

0.25

2.6 V ≤ VOUT < 4.0 V

0.12

0.18

Output Current

IOUT

150

mA

Short Current Limit

VOUT = 0 V

ISC

50

mA

Quiescent Current

IOUT = 0 mA,

Low Power Mode

(Note 4)

VOUT ≤ 1.85 V

IQ

1.0

4.0

mA

VOUT > 1.85 V

1.5

4.0

Supply Current

IOUT = 10 mA, Fast Mode

IGND

55

mA

Standby Current

VCE = 0 V, TJ = 25°C

ISTB

0.1

1

mA

Fast Mode Switch−Over Current

IOUT = light to heavy load

IOUTH

8.0

mA

Low Power Switch−Over

Current

IOUT = heavy to light load

IOUTL

1.0

2.0

mA

CE Pin Threshold Voltage

CE Input Voltage “H”

VCEH

1.0

V

CE Input Voltage “L”

VCEL

0.4

CE Pull Down Current

ICEPD

0.1

mA

3. VIN > 1.4 V condition is dominant against this specification

4. The value of quiescent current is excluding the pull−down current of CE and AE pin

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