MAS9142AUA1-T 查看數據表（PDF） - Micro Analog Systems Oy

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MAS9142AUA1-T

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

Micro Analog Systems Oy 

u External Capacitors

Parameter

Output Capacitor for Regulator

Effective Series Resistance

Bypass Capacitor

Symbol

CL

ESR

CBYPASS

Conditions

DA9142.002

4 January, 2002

Min Typ Max Unit

1

µF

0.05 1

3

Ω

100

nF

Power Amplifier Controller

Parameter

Maximum Output Current (sink

and source)

Output Voltage Range

RF input power range

RAMP lowpass filter corner

frequency

Bias current for external

Schottky diodes

PSRR

Symbol

IOUT

VOUT

PIN

f–3dB

IDRECT,

IDTEMP

Conditions

IOUT = 3 mA

At DRECT pin

2nd order RC filter

Independent of VDD

f = 1 kHz

f = 10 kHz

Min

0

–14

40

21.5

Typ

Max

Unit

3

5

mA

VDD -0.4 V

20

160

V

dBm

kHz

28

43.6

µA

56

dB

41

u Parameters of Operational Amplifier

Parameter

Input Offset Voltage

DC gain

Unity Gain Bandwidth

Phase margin

Gain margin

Small-signal Slew Rate

Large-signal Slew Rate

Symbol

Conditions

Min Typ Max Unit

VOS

0.2 1.2 mV

AVOL

IOUT from 0 to 3 mA

100

dB

FT

3.5

MHz

Φm

Unity-Gain buffer configuration

55

65 80

deg

Am

Unity-Gain buffer configuration

13

15 26

dB

SRS

V– = 0.13 V, V+ = 0…0.135 V step

0.2

V/µs

SRL

V– = 0.13 V, V+ = 0…3 V step

1.5

V/µs

5 (11)

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