NCP4561 데이터 시트보기 (PDF) - ON Semiconductor

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NCP4561

Ultra Low-Noise Low Dropout Voltage Regulator with 1.0 V ON/OFF Control

ON Semiconductor 

NCP4561

ELECTRICAL CHARACTERISTICS (continued)

(For Typical Values TA = 25°C, for Min/Max values TA = –40°C to +85°C, Max TJ = 125°C unless otherwise noted)

Characteristics

Pin # Symbol

Min

Typ

Output Voltages

Vout + 1.0 V < Vin < 6.0 V, TA = 25°C, 1.0 mA < Iout < 80 mA

4

Vout

2.758

2.8

Vout + 1.0 V < Vin < 6.0 V, TA = –40°C to +85°C, 1.0 mA < Iout < 80 mA 4

Vout

2.716

2.8

Line and Load Regulation, Dropout Voltages

Line Regulation

Vout + 1.0 V < Vin < 12 V, Iout = 80 mA

Load Regulation

Vin = Vout + 1.0 V, Cout = 1.0 mF, Iout = 1.0 to 80 mA

Dropout Voltage (Note 4)

Iout = 30 mA

Iout = 60 mA

Iout = 80 mA

Dynamic Parameters

4/5

Regline

–

–

4

Regload

–

–

4

Vin–Vout

–

90

4

Vin–Vout

–

140

4

Vin–Vout

–

160

Ripple Rejection

Vin = Vout + 1.0 V + 1.0 kHz 100 mVpp Sinusoidal Signal

Output Noise Density @ 1.0 kHz

4/5 Ripple

–

–70

4

–

150

RMS Output Noise Voltage

Cout = 1.0 mF, Iout = 50 mA, F = 100 Hz to 1.0 MHz

4

Noise

–

35

Output Rise Time

4

trise

–

40

Cout = 1.0 mF, Iout = 50 mA, 10% of Rising ON Signal to 90% of

Nominal Vout

Thermal Shutdown

Thermal Shutdown

–

–

4. Vout is brought to Vout – 100 mV.

Max

Unit

2.842

V

2.884

V

20

mV

40

mV

mV

150

200

250

–

dB

–

nV/

√Hz

–

mV

–

ms

125

°C

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