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MP7745DF Datasheet(PDF) 4 Page - Monolithic Power Systems

Part # MP7745DF
Description  2 x 20W Class D Stereo Single Ended Audio Amplifer
PDF  13 Pages
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Manufacturer  MPS [Monolithic Power Systems]
Direct Link  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP7745DF Datasheet(HTML) 4 Page - Monolithic Power Systems

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MP7745 – 2 x20 W CLASS D STEREO SINGLE ENDED AUDIO AMPLIFIER
MP7745 Rev. 0.9
www.MonolithicPower.com
4
5/11/2009
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
© 2009 MPS. All Rights Reserved.
OPERATING SPECIFICATIONS (7)
Circuit of Figure 1, VDD = 24V, VEN = 5V, TA = +25°C, unless otherwise noted.
Parameters
Symbol Condition
Min
Typ
Max
Units
Standby Current
VEN = 0V
260
µA
Quiescent Current
26
mA
f = 1KHz, THD+N = 10%, 4Ω
Load
20.0
W
Power Output
f = 1KHz, THD+N = 10%, 8Ω
Load
11.0
W
POUT = 1W, f = 1KHz, 4Ω Load
0.07
%
THD+ Noise
POUT = 1W, f = 1KHz, 8Ω Load
0.05
%
f = 1KHz, POUT =20W, 4Ω Load
93
%
Efficiency
f = 1KHz, POUT =11W, 8Ω Load
96
%
Maximum Power Bandwidth
20
KHz
Dynamic Range
97
dB
Noise Floor
A-Weighted
103
µV
f = 217Hz
-56
dB
Power Supply Rejection
VRIPPLE=200mVPP
CR=100µF,
Input ac-grounded
f = 1kHz
-59
dB
Note:
7) Operating Specifications are for the IC in Typical Application circuit (Figure 1).



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