NCP5661 datasheet(3/12 Pages) ONSEMI

Part #	NCP5661

Description	Low Output Voltage,Ultra-Fast 1.0 A Low Dropout Linear Regulator with Enable

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NCP5661

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ELECTRICAL CHARACTERISTICS

(Vin − Vout = 1.5 V, for typical values TJ = 25°C, for min/max values TJ = −40°C to 125°C, Cin = Cout = 150 mF unless otherwise noted.)

Characteristic

Symbol

Min

Typ

Max

Unit

ADJUSTABLE OUTPUT VERSION

Input Voltage

Vin

2.0

−

9.0

V

Output Noise Voltage

Vn

−

26

−

mVrms

Output Voltage Accuracy

TJ = 25°C (Iout = 10 mA to 1.0 A)

TJ = −20 to +125°C (Iout = 10 mA to 1.0 A)

TJ = −40 to +150°C (Iout = 10 mA to 1.0 A)

Vout

−1%

−1.5%

−2%

−

0.9

−

+1%

+1.5%

+2%

V

Adjustable Pin Input Current

Iadj

−

40

−

nA

Line Regulation (Iout = 10 mA, Vout+1.5 V < Vin < 7.0 V)

REGline

−

0.03

−

%

Load Regulation (10 mA < Iout < 1.0 A)

REGload

−

0.03

−

%

Dropout Voltage (Iout = 1.0 A)

VDO

−

1.0

1.3

V

Peak Output Current Limit

Iout

1.0

−

A

Internal Current Limitation

Ilim

−

1.5

−

A

Ripple Rejection (120 Hz)

Ripple Rejection (1.0 kHz)

RR

−

70

65

−

dB

Thermal Shutdown (Guaranteed by Design)

TSHD

−

160

−

°C

Ground Current

Iout = 1.0 A

Disabled State

Iq

Iqds

−

1.3

10

3.0

300

mA

Enable Input Threshold Voltage

Voltage Increasing, On State, Logic High

Voltage Decreasing, Off State, Logic Low

Ven

1.3

−

0.3

V

Enable Input Current

Enable Pin Voltage = 0.3 Vmax

Enable Pin Voltage = 1.3 Vmin

Ien

−

0.5

−

mA

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