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PA4990G-SM2-R Datasheet(PDF) 4 Page - Unisonic Technologies

Part # PA4990G-SM2-R
Description  1.2W AUDIO POWER AMPLIFIER WITH ACTIVE-LOW SHUTDOWN MODE
Download  8 Pages
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Manufacturer  UTC [Unisonic Technologies]
Direct Link  http://www.utc-ic.com
Logo UTC - Unisonic Technologies

PA4990G-SM2-R Datasheet(HTML) 4 Page - Unisonic Technologies

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PA4990
CMOS IC
UNISONICTECHNOLOGIESCO.,LTD
4 of 8
www.unisonic.com.tw
QW-R502-235.F
ELECTRICAL CHARACTERISTICS(Cont.)
VDD=5V
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX UNIT
Supply Voltage
VDD
2.2
5.5
V
Output Offset Voltage
VOS
No input signal
1
10
mV
High
1.3
Shutdown Voltage
Low
VST
0.4
V
Supply Current
IDD
No input signal, no load
3.7
6
mA
Shutdown Current
SHUTDOWN
I
No input signal, VSTDBY=GND
10
1000
nA
Output Power
POUT
THD=1% Max, fIN=1kHz
0.9
1.2
W
Total Harmonic Distortion+Noise
THD+N POUT=1WRMS, Av=2, 20Hz ≤ f ≤20kHz,
0.2
%
f=217Hz
55
62
Power Supply Rejection Ratio
PSRR
Av=2, VRIPPLE=200mVPP,
Input Grounded
f=1kHz
55
64
dB
Wake-Up Time
TWU
Cb=1μF, no load
90
130
ms
Shutdown Time
TSTDB
Cb=1μF, no load
10
μs


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