lm4905 National Semiconductor Corporation, lm4905 Datasheet - Page 12
lm4905
Manufacturer Part Number
lm4905
Description
1 Watt Audio Power Amplifier
Manufacturer
National Semiconductor Corporation
Datasheet
1.LM4905.pdf
(17 pages)
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Part Number:
lm4905LD
Manufacturer:
NS/国半
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Application Information
nates possible high frequency oscillations. Care should be
taken when calculating the -3dB frequency in that an incor-
rect combination of R
3
and C
4
will cause rolloff before
(Continued)
HIGHER GAIN AUDIO AMPLIFIER
FIGURE 2.
12
20kHz. A typical combination of feedback resistor and ca-
pacitor that will not produce audio band high frequency rolloff
is R
-3dB point of approximately 320 kHz.
3
= 20kΩ and C
4
= 25pf. These components result in a
200508D4
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