LM4866LQBD National Semiconductor, LM4866LQBD Datasheet - Page 9

• Manufacturer Part Number: LM4866LQBD
• Description: BOARD EVALUATION LM4866LQ
• Manufacturer: National Semiconductor
• Series: Boomer®r

Specifications of LM4866LQBD

• Amplifier Type: Class AB
• Output Type: 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 3.2W x 2 @ 3 Ohm
• Voltage - Supply: 2 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Board Type: Fully Populated
• Utilized Ic / Part: LM4866
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

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