NCP4686DSN08T1G datasheet(3/17 Pages) ONSEMI

Part #	NCP4686DSN08T1G

Description	400 mA, High Accuracy, Low Input Voltage, Low Dropout Regulator

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Manufacturer	ONSEMI [ON Semiconductor]

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NCP4686

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THERMAL CHARACTERISTICS

Rating

Symbol

Value

Unit

Thermal Characteristics, XDFN6 1.2 x 1.2 mm

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, whichever is greater; IOUT = 1 mA, CIN = COUT = 0.1 mF, unless otherwise noted. Typical

values are at TA = +25°C.

Parameter

Test Conditions

Symbol

Min

Typ

Max

Unit

Operating Input Voltage

VIN

1.0

3.6

V

Output Voltage

TA = +25 °C

VOUT ≥ 1.0 V

VOUT

x0.992

x1.008

V

VOUT < 1.0 V

−8

8

mV

−40°C ≤ TA ≤ 85°C

VOUT ≥ 1.0 V

x0.983

x1.017

V

VOUT < 1.0 V

−17

17

mV

Output Voltage Temp. Coefficient

−40°C ≤ TA ≤ 85°C

ΔVOUT /

ΔTA

±60

ppm/°C

Line Regulation

VOUT(NOM) + 0.5 V ≤ VIN ≤ 3.6 V, VIN ≥

1.3 V

LineReg

0.10

0.25

%/V

Load Regulation

IOUT = 1 mA to 400 mA

LoadReg

25

45

mV

Dropout Voltage

IOUT = 400 mA

0.7 V ≤ VOUT <

0.8 V

VDO

0.48

0.62

V

0.8 V ≤ VOUT <

0.9 V

0.40

0.54

0.9 V ≤ VOUT <

1.0 V

0.36

0.47

1.0 V ≤ VOUT <

1.2 V

0.32

0.45

1.2 V ≤ VOUT <

1.5 V

0.28

0.38

1.5 V ≤ VOUT

0.22

0.31

Output Current

IOUT

400

mA

Short Current Limit

VOUT = 0 V

ISC

110

mA

Quiescent Current

IQ

48

75

mA

Standby Current

VCE = 0 V, TA = 25°C

ISTB

0.1

8.0

mA

CE Pin Threshold Voltage

CE Input Voltage “H”

VCEH

0.9

V

CE Input Voltage “L”

VCEL

0.4

Power Supply Rejection Ratio

VIN = VOUT + 1.0 V, ΔVIN = 0.2 Vpk−pk,

IOUT = 30 mA, f = 10 kHz

PSRR

60

dB

Output Noise Voltage

f = 10 Hz to 100 kHz, VOUT = 0.7 V,

IOUT = 30 mA

VN

30

mVrms

Low Output N−channel Tr. On

Resistance

VIN = 2 V, VCE = 0 V, NCP4686D only

RLOW

43

W

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