LM4880MX National Semiconductor, LM4880MX Datasheet - Page 5
LM4880MX
Manufacturer Part Number
LM4880MX
Description
Manufacturer
National Semiconductor
Datasheet
1.LM4880MX.pdf
(16 pages)
Specifications of LM4880MX
Operational Class
Class-AB
Audio Amplifier Output Configuration
2-Channel Stereo
Output Power (typ)
0.325x2@8OhmW
Audio Amplifier Function
Speaker
Total Harmonic Distortion
0.03%%
Single Supply Voltage (typ)
3/5V
Dual Supply Voltage (typ)
Not RequiredV
Power Supply Requirement
Single
Rail/rail I/o Type
No
Power Supply Rejection Ratio
50dB
Single Supply Voltage (min)
2.7V
Single Supply Voltage (max)
5.5V
Dual Supply Voltage (min)
Not RequiredV
Dual Supply Voltage (max)
Not RequiredV
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
8
Package Type
SOIC N
Dc
0342
Lead Free Status / Rohs Status
Not Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
LM4880MX
Manufacturer:
NS/国半
Quantity:
20 000
Part Number:
LM4880MX/NOPB
Manufacturer:
NS/国半
Quantity:
20 000
External Components Description
Typical Performance Characteristics
1.
2.
3.
4.
5.
6.
Components
R
C
R
C
C
C
THD + N vs Output Power
THD + N vs Output Power
i
i
F
S
B
o
Inverting input resistance which sets the closed-loop gain in conjunction with R
also forms a high pass filter with C
Input coupling capacitor which blocks the DC voltage at the amplifier’s input terminals. Also
creates a high pass filter with R
External Components, for an explanation of how to determine the value of C
Feedback resistance which sets closed-loop gain in conjunction with R
Supply bypass capacitor which provides power supply filtering. Refer to the Application
Information section for proper placement and selection of the supply bypass capacitor.
Bypass pin capacitor which provides half-supply filtering. Refer to the section, Proper
Selection of External Components, for information concerning proper placement and
selection of C
Output coupling capacitor which blocks the DC voltage at the amplifier’s output. Forms a high
pass filter with R
01234305
01234307
B
.
L
at f
o
= 1/(2πR
(Figure 1)
i
L
5
at f
C
i
o
Functional Description
).
at f
c
= 1/(2πR
c
= 1/(2πR
i
C
i
). Refer to the section, Proper Selection of
i
C
THD + N vs Output Power
THD + N vs Output Power
i
).
i
.
i
.
01234306
01234308
F
. This resistor
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