PA4990L-S08-R datasheet(4/9 Pages) UTC

部件名	PA4990L-S08-R

功能描述	1.2W AUDIO POWER AMPLIFIER WITH ACTIVE-LOW SHUTDOWN MODE

PDF	9 Pages

Scroll/Zoom	100%

制造商	UTC [Unisonic Technologies]

网页	http://www.utc-ic.com

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4 / 9 page

PA4990

CMOS IC

UNISONIC TECHNOLOGIES CO., LTD

4 of 9

www.unisonic.com.tw

QW-R502-235.G



ELECT RI CAL CH ARACT ERI ST I CS(Cont .)

VDD=5V

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Supply Voltage

VDD

2.2

5.5

Output Offset Voltage

VOS

No input signal

High

1.3

Shutdown Voltage

Low

VST

0.4

Supply Current

IDD

No input signal, no load

3.7

Shutdown Current

SHUTDOWN

No input signal, VSTDBY=GND

1000

Output Power

POUT

THD=1% Max, fIN=1kHz

0.9

1.2

Total Harmonic Distortion+Noise

THD+N

POUT=1WRMS, Av=2, 20Hz

≤ f ≤20kHz,

0.2

f=217Hz

Power Supply Rejection Ratio

PSRR

Av=2, VRIPPLE=200mVPP,

Input Grounded

f=1kHz

Wake-Up Time

TWU

Cb=1

μF, no load

130

Shutdown Time

TSTDB

Cb=1

μF, no load

μs

PA4990L-S08-R 数据表(PDF) 4 Page - Unisonic Technologies

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