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MP1720 Datasheet(PDF) 7 Page - Monolithic Power Systems

Part # MP1720
Description  2.7W Mono Class D Low-EMI High-Efficiency Audio Amplifier
PDF  14 Pages
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Manufacturer  MPS [Monolithic Power Systems]
Direct Link  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP1720 Datasheet(HTML) 7 Page - Monolithic Power Systems

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MP1720 – 2.7W LOW EMI HIGH EFFICIENCY MONO CLASS-D AUDIO AMPLIFIER
MP1720 Rev. 1.01
www.MonolithicPower.com
7
8/9/2012
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2012 MPS. All Rights Reserved.
TYPICAL PERFORMANCE CURVES
VIN = PVIN = SHDN=3.3V, DGND = PGND = 0V, CLK = DGND (fCLK=1.0MHz), signal frequency
fs=1kHz, Gain=12dB, TA = +25C, unless otherwise noted
(6,7,8).
POUT (W)
POUT (W)
POUT (W)
Frequency Response
VIN=3.3V, POUT=100mW
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
60m
4
80m100m
200m 300m 500m 700m 1
2
3
60m 80m100m
200m 300m
500m 700m
1
2
60m 70m 100m
200m 300m
500m 700m
1
2
0.01
20
0.02
0.05
0.1
0.2
0.5
1
2
5
10
0.01
20
0.02
0.05
0.1
0.2
0.5
1
2
5
10
0.01
20
0.02
0.05
0.1
0.2
0.5
1
2
5
10
VIN=5V
VIN=3.3V
VIN=2.5V
VIN=5V
VIN=2.5V
VIN=3.3V
CLK=GND
(1.0MHz)
CLK=EXT
(1.4MHz)
CLK=EXT
(500kHz)
CLK=Float
(1.3MHz)
20
20k
50 100 200 500 1k 2k
5k 10k
20
20k
50 100 200 500 1k 2k
5k 10k
20
20k
50 100 200 500 1k 2k
5k 10k
20
20k
50 100 200 500 1k 2k
5k 10k
0 . 001
20
0 . 002
0 . 005
0. 01
0. 02
0. 05
0. 1
0. 2
0. 5
1
2
5
10
POUT=400mW
POUT=50mW
0.01
20
0.02
0.05
0.1
0.2
0.5
1
2
5
10
0.01
20
0.02
0.05
0.1
0.2
0.5
1
2
5
10
POUT=800mW
POUT=100mW
CLK=Float
(1.3MHz)
CLK=GND
(1.0MHz)
CLK=EXT
(1.4MHz)
CLK=EXT
(500kHz)
10
40k
20
50 100 200 500 1k 2k
5k 10k 20k
-10
+4
-8
-6
-4
-2
+0
+2
2k
20k
4k
6k
8k 10k 12k 14k 16k 18k
120
+0
100
80
60
40
20
-70
+0
-60
-50
-40
-30
-20
-10



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