NCP4640H120T1G datasheet(4/17 Pages) ONSEMI

Part #	NCP4640H120T1G

Description	50 mA, Wide Input Range, Voltage Regulator

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Manufacturer	ONSEMI [ON Semiconductor]

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NCP4640

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ELECTRICAL CHARACTERISTICS TA = 25°C

Parameter

Test Conditions

Symbol

Min

Typ

Max

Unit

Operating Input Voltage

VIN

4

36

V

Output Voltage

VIN = VOUT + 3 V, IOUT = 1 mA

VOUT

x0.98

x1.02

V

Output Voltage Temp.

Coefficient

VIN = VOUT + 3 V, IOUT = 1 mA, TA = −40 to

105°C

±100

ppm/°C

Line Regulation

VIN = VOUT + 1.5 V to 36 V, IOUT = 1 mA

LineReg

0.05

0.20

%/V

Load Regulation

VIN = VOUT + 3 V,

IOUT = 1 mA to 40 mA

2.0 V ≤ VOUT < 5.0 V

LoadReg

10

25

mV

5.0 V ≤ VOUT < 12.0 V

20

35

Dropout Voltage

IOUT = 20 mA

2.0 V ≤ VOUT < 3.7 V

VDO

(Note 3)

V

3.7 V ≤ VOUT < 4.0 V

0.35

0.60

4.0 V ≤ VOUT < 5.0 V

0.25

0.40

5.0 V ≤ VOUT < 12.0 V

0.20

0.35

Output Current

VIN = VOUT + 3 V

IOUT

50

mA

Short Current Limit

VOUT = 0 V

ISC

50

mA

Quiescent Current

VIN = VOUT + 3 V, IOUT = 0 mA

IQ

9

20

mA

Standby Current

VIN = 36 V, VCE = 0 V

ISTB

0.1

1

mA

CE Pin Threshold Voltage

CE Input Voltage “H”

VCEH

1.5

VIN

V

CE Input Voltage “L”

VCEL

0

0.3

Thermal Shutdown Temperature

TSD

150

°C

Thermal Shutdown Release

Temperature

TSR

125

°C

Power Supply Rejection Ratio

VIN = 5.0 V, VOUT = 2.0 V, ΔVIN PK−PK = 0.2 V,

IOUT = 30 mA, f = 1 kHz

PSRR

30

dB

Output Noise Voltage

VOUT = 2.0 V, IOUT = 30 mA, f = 10 Hz to

100 kHz

VN

80

mVrms

3. Dropout voltage for 2.0 V ≤ VOUT < 3.7 V can be computed by this formula: VDO = 4 V − VOUTSET

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