lm4866mtx National Semiconductor Corporation, lm4866mtx Datasheet - Page 9

• Manufacturer Part Number: lm4866mtx
• Description: 2.2w Stereo Audio Amplifier
• Manufacturer: National Semiconductor Corporation

Typical Performance Characteristics
External Components Description
Components
(Refer to Figure 1.)
1.
2.
3.
4.
5.
C
C
R
R
C
B
s
i
i
f
The Inverting input resistance, along with R
filter with f
The input coupling capacitor blocks DC voltage at the amplifier’s input terminals. C
highpass filter with f
COMPONENTS, for an explanation of determining the value of C
The feedback resistance, along with R
The supply bypass capacitor. Refer to the POWER SUPPLY BYPASSING section for information about
properly placing, and selecting the value of, this capacitor.
The capacitor, C
PROPER EXTERNAL COMPONENTS section for information concerning proper placement and selecting
C
Frequency Response
Channel Separation
B
’s value.
Open Loop
c
= 1/(2πR
B
, filters the half-supply voltage present on the BYPASS pin. Refer to the SELECTING
c
i
C
= 1/(2πR
i
).
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i
C
i
). Refer to the section, SELECTING PROPER EXTERNAL
i
, set the closed-loop gain.
Functional Description
f
9
, set the closed-loop gain. R
(Continued)
i
.
Supply Current vs
Rejection Ratio
Supply Voltage
Power Supply
i
, along with C
i
, along with R
i
, form a high pass
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i
, create a