MAS9142(2000) 데이터 시트보기 (PDF) - Micro Analog Systems Oy

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MAS9142
(Rev.:2000)

Power Amplifier Controller (PAC) and 2.8 V, 50 mA LDO Voltage Regulator

Micro Analog Systems Oy 

DA9142.000

26 April, 2000

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Power Dissipation

Power Dissipation

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VCC = 5.3 V, TA = 85 °C

VCC = 5.3 V, TA = 25 °C

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285 mW

700 mW

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Regulator Dropout Voltage

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VDROP

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IOUT = 40 mA for Typical VDROP

IOUT = Max for Max VDROP

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0.11

V

0.17

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Output Capacitor for Regulator

Effective Series Resistance

Bypass Capacitor

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COUT

ESR

CBYPASS

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1

µF

0.05 1

3

Ω

100

nF

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Load Regulation

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VCC = 3.6 V, IOUT from 0.5 mA to

Max

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0.5 mV

mA

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Line Regulation

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IOUT = Max, VCC from 5.3 V to 3.6 V

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0.15 1.2

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mV

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Ripple Rejection

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f = 1 kHz

f = 10 kHz

f = 100 kHz

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dB

60 74

42 54

26 38

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Noise Voltage

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VNO

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100 Hz < f < 100 kHz,

CBYPASS = 100 nF

COUT = 1 µF

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Rise Time (From VRCTRL to VOUT 90%)

Overshoot

Settling Time

(from VOUT 90% to max ±0.1%

fluctuation)

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COUT = 1 µF

COUT = 1 µF

C = 1 µF

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µVrms

21 30

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70

µs

1

8

%

70

µs

4 (11)

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