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LM4882 Datasheet(PDF) 2 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
No. de pieza LM4882
Descripción Electrónicos  250mW Audio Power Amplifier with Shutdown Mode
PDF  12 Pages
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Fabricante Electrónico  NSC [National Semiconductor (TI)]
Página de inicio  http://www.national.com
Logo NSC - National Semiconductor (TI)

LM4882 Datasheet(HTML) 2 Page - National Semiconductor (TI)

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Absolute Maximum Ratings (Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage
6.0 V
Storage Temperature
−65˚C to +150˚C
Input Voltage
−0.3V to V
DD + 0.3V
Power Dissipation (Note 3)
Internally limited
ESD Susceptibility (Note 4)
2000V
PIn 5
1500V
Junction Temperature
150˚C
Soldering Information
Small Outline Package
Vapor Phase (60 seconds)
215˚C
Infrared (15 seconds)
220˚C
See AN-450
″Surface Mounting and their Effects on
Product Reliability
″ for other methods of soldering surface
mount devices.
Thermal Resistance
θ
JC (MSOP)
56˚C/W
θ
JA (MSOP)
210˚C/W
θ
JC (SOP)
35˚C/W
θ
JA (SOP)
170˚C/W
Operating Ratings
Temperature Range
T
MIN ≤ TA ≤ TMAX
−40˚C
≤ T
A ≤ 85˚C
Supply Voltage
2.4V
≤ V
DD ≤ 5.5V
Electrical Characteristics (Notes 1, 2)
The following specifications apply for V
DD = 5V unless otherwise specified. Limits apply for TA = 25˚C.
Symbol
Parameter
Conditions
LM4882
Units
(Limits)
Typical
(Note 5)
Limit
(Note 6)
I
DD
Quiescent Current
V
IN = 0V, IO = 0A
2
4.0
mA (max)
I
SD
Shutdown Current
V
pin1 =VDD
0.5
5
µA (max)
V
OS
Offset Voltage
V
IN = 0V
5
50
mV (max)
P
O
Output Power
THD+N=1% (max);f=1 kHz;
R
L =4Ω
380
mW
R
L =8Ω
270
250
mW (min)
R
L =32Ω
95
mW
THD+N=10%;f=1kHz
R
L =4Ω
480
mW
R
L =8Ω
325
mW
R
L =32Ω
125
mW
THD + N
Total Harmonic Distortion + Noise
R
L =8Ω,P O = 250 mWrms;
0.5
%
R
L =32Ω,PO = 85 mWrms;
0.1
%
f=1kHz
PSRR
Power Supply Rejection Ratio
V
pin3 = 2.5V, V ripple = 200 mVrms,
f = 120 Hz
50
dB
Electrical Characteristics (Notes 1, 2)
The following specifications apply for V
DD = 3V unless otherwise specified. Limits apply for TA = 25˚C.
Symbol
Parameter
Conditions
LM4882
Units
(Limits)
Typical
(Note 5)
Limit
(Note 6)
I
DD
Quiescent Current
V
IN = 0V, IO = 0A
1.2
mA
I
SD
Shutdown Current
V
pin1 =VDD
0.3
µA
V
OS
Offset Voltage
V
IN =0V
5
mV
P
O
Output Power
THD+N=1% (max);f=1kHz
R
L =8Ω
80
mW
R
L =32Ω
30
mW
THD+N=10%;f=1kHz
R
L =8Ω
105
mW
R
L =32Ω
40
mW
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