LM4681SQ NSC [National Semiconductor], LM4681SQ Datasheet - Page 7

• 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]

Typical Performance Characteristics
(Volume control at maximum, unless otherwise stated.)
Class AB Headphone Amplifier THD+N vs Frequency
Class D Amplifier THD+N vs Frequency
Class D Amplifier THD+N vs Frequency
V
V
DD
DD
V
DD
= 12V, R
= 15.5V, R
= 9V, R
L
L
= 32Ω, P
L
= 8Ω, P
= 8Ω, P
O
O
O
= 20mW
= 1W
= 1W
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20118940
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Class AB Headphone Amplifier THD+N vs Frequency
Class AB Headphone Amplifier THD+N vs Frequency
Class D Amplifier THD+N vs Frequency
V
V
DD
DD
V
DD
= 15.5V, R
= 9V, R
= 12V, R
L
L
= 32Ω, P
L
= 32Ω, P
= 8Ω, P
O
O
O
= 20mW
= 1W
= 20mW
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20118939
20118941
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