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MAS9142AUA1-T

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

Micro Analog Systems Oy 

DA9142.002

4 January, 2002

u Current Parameters

Parameter

Symbol

Conditions

Quiescent Supply Currents

IDD

Total power down

PAC on

References ‘warm-up’

LDO Regulator on

Whole chip on

NOTE 1: Test limit. High value is used for speeding up production testing.

u Power Dissipation

Min Typ Max Unit

0.01

0.9

190

320

1.1

5

µA

(note 1)

1.8 mA

300 µA

450 µA

2.0 mA

Parameter

Symbol

Conditions

Min Typ Max Unit

Power Dissipation

Pd

VCC = 6.0 V, TA = 85 °C

285 mW

Power Dissipation

Pd

VCC = 6.0 V, TA = 25 °C

700 mW

Maximum power dissipation is calculated from Pd=(Tj–TA)/RTJA, where RTJA is thermal resistance of TSSOP16 package, RTJA = 144 °C /W

and Tj is maximum allowed junction temperature, Tj = 125 °C.

Regulator

Parameter

Regulator Output Current

Output Current Limit

Ground Pin Current

Regulator Output Voltage

Regulator Dropout Voltage

Load Regulation

Line Regulation

PSRR

Output Noise Voltage

Rise Time (VOUT from 10% to

90%)

Delay Time (From VRCTRL 50%

to VOUT 50%)

Overshoot

Settling Time

(from VOUT 90% to max ±0.1%

fluctuation)

Symbol

Conditions

IOUT

IMAX

IVSS2

VOUT

VDROP

∆VOUT

∆IOUT

∆VOUT

VRMS

tr

td

No load for typical value,

IOUT = 50mA, T = 85 °C

VDD = 3.6 V, IOUT = 0 mA

IOUT = 50 mA

VDD = 3.6 V, IOUT from 0 to 50 mA

IOUT = 50 mA, VDD from 6.0 V to

3.6 V

f = 1 kHz

f = 10 kHz

f = 100 kHz

100 Hz < f < 100 kHz,

CBYPASS = 100 nF

CL = 1 µF,

IOUT = 50 mA

CL = 1 µF, ENREF is ON

at least for 10 ms

CL = 1 µF, ENREF is ON

at least for 10 ms

CL = 1 µF

CL = 1 µF

Min

0

75

2.75

Typ Max Unit

50

mA

150 340 mA

320

µA

2.80 2.85

V

0.14 0.17

V

0.5

mV

mA

0.25 1.2 mV

68

dB

54

37

37

µVrms

14 26

µs

15 35

µs

0.5

8

%

70

µs

4 (11)

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