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LM4854 Datasheet(PDF) 17 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part # LM4854
Description  1.9W Monaural, 85mW Stereo Headphone Audio Amplifier
PDF  29 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

LM4854 Datasheet(HTML) 17 Page - National Semiconductor (TI)

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Typical Performance Characteristics (Continued)
Power Dissipation
Derating Curve
Amplifier Power Dissipation
vs Load Power Dissipation
200382E7
LM4854MT, V
DD = 5V,
R
L =8
Ω (BTL), f
IN = 1kHz
200382C9
LM4854IBL/MT, V
DD = 3V,
(from top to bottom at 0.02W):
R
L =16
Ω (SE), R
L =32
Ω (SE), f
IN = 1kHz,
both channels driven and loaded
Output Power
vs Load Resistance
Output Power
vs Load Resistance
200382D2
LM4854IBL/MT, BTL Load,
(from top to bottom at 12
Ω):
V
DD = 5V, THD+N = 10%;
V
DD = 5V, THD+N = 1%
V
DD = 3V, THD+N = 10%
V
DD = 3V, THD+N = 1%
200382D3
LM4854IBL/MT, SE Load (both channels driven and
loaded),
f
IN = 1kHz, (from top to bottom at 12
Ω):
V
DD = 5V, THD+N = 10%;
V
DD = 5V, THD+N = 1%
V
DD = 3V, THD+N = 10%
V
DD = 3V, THD+N = 1%
www.national.com
17



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