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MP7748DF 数据表(PDF) 7 Page - Monolithic Power Systems

部件名 MP7748DF
功能描述  2x20W Stereo Single Ended Class D Audio Amplifier
PDF  19 Pages
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制造商  MPS [Monolithic Power Systems]
网页  http://www.monolithicpower.com
标志 MPS - Monolithic Power Systems

MP7748DF 数据表(HTML) 7 Page - Monolithic Power Systems

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MP7748 – 2X20W STEREO SINGLE ENDED CLASS D AUDIO AMPLIFIER
MP7748 Rev. 1.0
www.MonolithicPower.com
7
1/28/2011
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2011 MPS. All Rights Reserved.
TYPICAL PERFORMANCE CURVES (continued)
Circuit of Figure 5, single-ended output configuration, VDD=24V, VEN=5V, AV=8.25V/V, TA = +25°C,
unless otherwise noted.
FREQUENCY (kHz)
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
Efficiency vs. POUT
VDD = 24V,
Input Signal Frequency=1kHz
POUT(W)
T
T
Note: Dashed Lines represent
thermally limited regions.
POUT vs. VDD
Input Signal Frequency =1kHz
the same POUT for both channels
VDD (V)
0
5
10
15
20
25
30
35
010
20
30
40
-120
+0
-100
-80
-60
-40
-20
220
4 6 8 10 12 14 16 18
20
20k
100
1k
10k
-120
+0
-100
-80
-60
-40
-20
20k
100
1k
10k
-120
+0
-100
-80
-60
-40
-20
20
20
100
+0
-80
-120
-60
-40
-20
30k
1k
10k
-100
60 100
+0
-80
-120
-60
-40
-20
30k
1k
10k
-100
0
10
20
30
40
50
60
70
80
90
100
0 2
4 6 8 10 1214 161820
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