lm4801 National Semiconductor Corporation, lm4801 Datasheet - Page 6

• Manufacturer Part Number: lm4801
• Description: 1w Stereo Audio Amplifier Plus Adjustable Ldo
• Manufacturer: National Semiconductor Corporation

www.national.com
Stereo Amplifier Typical Performance Characteristics
V
R
DD
L
= 8Ω, f
= 5V, f
IN
IN
V
R
THD+N = 10%, THD+N = 1%
= 1kHz, at (from top to bottom at 4.5V):
= 1kHz, at (from top to bottom at 0.2W):
DD
2in
L
= 8Ω, R
Power Derating Curve
Power Dissipation vs
= 5V, R
2
Output Power vs
Load Dissipation
copper heatsink area
Supply Voltage
L
L
= 16Ω, R
= 8Ω, f
IN
L
= 1kHz
= 32Ω
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V
DD
R
L
= 3V, R
= 8Ω, f
L
IN
-IN A driven, V
= 8Ω, P
-IN B driven, V
THD+N = 10%, THD+N = 1%
= 1kHz, at (from top to bottom at 24Ω):
Dropout Voltage vs
Output Power vs
Load Resistance
OUT
Supply Voltage
Cross Talk
= 150mW, at (from top to bottom
at 2kHz):
(Continued)
OUTB
OUTA
measured;
measured
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