NCP4681HMX35TCG datasheet(4/18 Pages) ONSEMI

Part #	NCP4681HMX35TCG

Description	150 mA, Ultra Low Quiescent Current, Low

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NCP4681, NCP4684

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4

ELECTRICAL CHARACTERISTICS

−40°C ≤ TA ≤ 85°C; VIN = VOUT(NOM) + 1 V or 2.5 V, whichever is greater; IOUT = 1 mA, CIN = COUT = 0.1 mF, unless otherwise noted.

Typical values are at TA = +25°C.

Parameter

Test Conditions

Symbol

Min

Typ

Max

Unit

Operating Input Voltage

(Note 3)

VIN

1.40

5.25

V

Output Voltage

TA = +25°C

VOUT ≥ 2.0 V

VOUT

x0.99

x1.01

V

VOUT < 2.0 V

−20

20

mV

−40°C ≤ TA ≤ 85°C

VOUT ≥ 2.0 V

x0.970

x1.025

V

VOUT < 2.0 V

−60

60

mV

Output Voltage Temp. Coefficient

−40°C ≤ TA ≤ 85°C

DVOUT/DTA

±100

ppm/°C

Line Regulation

VOUT(NOM) + 0.5 V ≤ VIN ≤ 5.0 V

LineReg

0.02

0.10

%/V

Load Regulation

IOUT = 1 mA to 150 mA

LoadReg

−20

0

20

mV

Dropout Voltage

IOUT = 150 mA

0.8 V ≤ VOUT < 0.9 V

VDO

0.96

1.40

V

0.9 V ≤ VOUT < 1.0 V

0.87

1.25

1.0 V ≤ VOUT < 1.2 V

0.78

1.15

1.2 V ≤ VOUT < 1.4 V

0.64

1.00

1.4 V ≤ VOUT < 1.7 V

0.52

0.80

1.7 V ≤ VOUT < 2.0 V

0.40

0.60

2.0 V ≤ VOUT < 2.5 V

0.32

0.48

2.5 V ≤ VOUT < 3.0 V

0.28

0.40

3.0 V ≤ VOUT < 3.6 V

0.25

0.35

Output Current

IOUT

150

mA

Short Current Limit

VOUT = 0 V

ISC

50

mA

Quiescent Current

IQ

1

2

mA

Standby Current

VCE = 0 V, TA = 25°C, NCP4681 only

ISTB

0.1

1.0

mA

CE Pin Threshold Voltage

(NCP4681 only)

CE Input Voltage “H”

VCEH

1.0

V

CE Input Voltage “L”

VCEL

0.4

CE Pull Down Current

NCP4681 only

ICEPD

0.3

mA

Power Supply Rejection Ratio

VOUT = 1.5 V, VIN = 2.5 V, DVIN = 0.2 Vpk−pk,

IOUT = 30 mA, f = 1 kHz

PSRR

25

dB

Output Noise Voltage

f = 10 Hz to 100 kHz, VOUT = 1.5 V, VIN = 2.5 V,

IOUT = 30 mA

VN

100

mVrms

Low Output Nch Tr. On Resistance

VIN = 4 V, VCE = 0 V, NCP4681D only

RLOW

60

W

3. The maximum Input Voltage of the Electrical Characteristics is 5.25 V. In case of exceeding this specification, the IC must be operated n

condition that the Input Voltage is up to 5.50 V and total operation time is within 500 hours.

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