LM4681SQ NSC [National Semiconductor], LM4681SQ Datasheet - Page 9
LM4681SQ
Manufacturer Part Number
LM4681SQ
Description
10 Watt Stereo CLASS D Audio Power Amplifier with Stereo Headphone Amplifier and I2C/SPI Volume Control
Manufacturer
NSC [National Semiconductor]
Datasheet
1.LM4681SQ.pdf
(19 pages)
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Typical Performance Characteristics
Class D Amplifier Output Power vs Supply Voltage
Class D Amplifier Magnitude vs Frequency
Class D Amplifier Magnitude vs Frequency
V
DD
V
DD
= 15.5V, R
= 9V, R
L
L
= 8Ω, P
= 8Ω, P
O
O
= 1W
= 1W
20118971
20118950
20118952
9
(Continued)
Class AB Headphone Amplifier Output Power vs Supply
Class AB Headphone Amplifier Magnitude vs Frequency
Class D Amplifier Magnitude vs Frequency
V
DD
V
DD
= 9V, R
= 12V, R
L
Voltage
= 32Ω, P
L
= 8Ω, P
O
O
= 20mW
= 1W
20118972
20118951
20118953
www.national.com
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