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MP7770 Folha de dados(PDF) 5 Page - Monolithic Power Systems

Nome de Peças MP7770
Descrição Electrónicos  2 x 45W Stereo Single-Ended or 90W Mono BTL Class-D Audio Amplifier
PDF  23 Pages
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Fabricante Electrônico  MPS [Monolithic Power Systems]
Página de início  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP7770 Folha de dados(HTML) 5 Page - Monolithic Power Systems

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MP7770 –2 X 45W STEREO SE OR 90W MONO BTL CLASS D AUDIO AMPLIFIER
MP7770 Rev.1.0
www.MonolithicPower.com
5
12/4/2012
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2012 MPS. All Rights Reserved.
OPERATING SPECIFICATIONS (8)
Circuit of Figure 6, Single-Ended Output Configuration; VDD = 34V, Gain=8.2V/V; VEN = 5V, TA =
25°C, unless otherwise noted.
Parameters
Symbol Condition
Min
Typ
Max
Units
Standby Current
VEN = 0V
120
μA
Quiescent Current
Switching, no load
29
mA
Power Output
f = 1kHz, THD+N = 10%, 4Ω Load
41
W
f = 1kHz, THD+N = 1%, 4Ω Load
32
W
f = 1kHz, THD+N = 10%, 8Ω Load
22
W
f = 1kHz, THD+N = 1%, 8Ω Load
17
W
THD + Noise
POUT = 1W, f = 1kHz, 4Ω Load
0.05
%
POUT = 1W, f = 1kHz, 8Ω Load
0.03
%
Efficiency
f = 1kHz, POUT = 41W, 4Ω Load
91
%
f = 1kHz, POUT = 22W, 8Ω Load
95
%
Maximum Power Bandwidth
20
kHz
Dynamic Range
102
dB
Noise Floor
A-Weighted
90
μV
Power Supply Rejection
VRIPPLE=300mVPP
CR=100μF
f = 1k Hz
-60
dB
f = 217 Hz
-60
dB
Circuit of Figure 7, BTL Output Configuration; VDD = 34V, Gain=15V/V; VEN = 5V, TA = 25°C,
unless otherwise noted.
Parameters
Symbol Condition
Min
Typ
Max
Units
Standby Current
VEN = 0V
120
μA
Quiescent Current
Switching, no load
32
mA
Power Output
f = 1kHz, THD+N = 10%, 6Ω Load
108
W
f = 1kHz, THD+N = 1%,6Ω Load
83
W
THD+ Noise
POUT = 1W, f = 1kHz, 6Ω Load
0.06
%
POUT = 1W, f = 1kHz, 8Ω Load
0.04
%
Efficiency
f = 1kHz, POUT = 108W, 6Ω Load
91
%
f = 1kHz, POUT = 84W, 8Ω Load
95
%
Maximum Power Bandwidth
20
kHz
Dynamic Range
105
dB
Noise Floor
A-Weighted
120
μV
Power Supply Rejection
VRIPPLE=300mVPP
f = 1k Hz
-60
dB
f = 217 Hz
-60
dB
Note:
8) Operating Specifications are for the IC in Typical Application circuit (Figure 6 and Figure 7).



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