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LM4883SQ Datasheet(PDF) 3 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part # LM4883SQ
Description  Dual 2.1W Audio Amplifier Plus Stereo Headphone
PDF  23 Pages
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

LM4883SQ Datasheet(HTML) 3 Page - National Semiconductor (TI)

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Absolute Maximum Ratings (Note 3)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage
6.0V
Storage Temperature
−65˚C to +150˚C
Input Voltage
−0.3V to V
DD
+0.3V
Power Dissipation (Note 4)
Internally limited
ESD Susceptibility (Note 5)
2000V
ESD Susceptibility (Note 6)
200V
Junction Temperature
150˚C
Solder Information
Small Outline Package
Vapor Phase (60 sec.)
215˚C
Infrared (15 sec.)
220˚C
Thermal Resistance
θ
JC (typ) — SQA24B
3˚C/W
θ
JA (typ) — SQA24B
42˚C/W
Operating Ratings
Temperature Range
T
MIN
≤ T
A
≤ T
MAX
−40˚C
≤ T
A
≤ 85˚C
Supply Voltage
2.4V
≤ V
DD
≤ 5.5V
Electrical Characteristics (5V) (Notes 3, 7, 13)
The following specifications apply for V
DD = 5V unless otherwise noted. Limits apply for TA = 25˚C.
Symbol
Parameter
Conditions
LM4883
Units
(Limits)
Typical
Limit
(Note 8)
(Note 9)
V
DD
Supply Voltage
2.4
V (min)
5.5
V (max)
I
DD
Quiescent Power Supply Current
V
IN = 0V, IO = 0A (Note 10) , HP-IN = 0V
6
10
mA (max)
V
IN = 0V, IO = 0A (Note 10) , HP-IN = 4V
3.0
6
mA (min)
I
SD
Shutdown Current
V
DD applied to the SHUTDOWN pin
0.04
2
µA (max)
V
IH
Headphone High Input Voltage
3.7
4
V (min)
V
IL
Headphone Low Input Voltage
2.6
0.8
V (max)
V
IHSD
Shutdown High Input Voltage
0.7V
DD
V (min)
V
ILSD
Shutdown Low Input Voltage
0.3V
DD
V (max)
T
WU
Turn On Time
1µF Bypass Cap (C5)
140
ms
Electrical Characteristics for Bridged-Mode Operation (5V) (Notes 3, 7, 13)
The following specifications apply for V
DD = 5V unless otherwise specified. Limits apply for TA = 25˚C.
Symbol
Parameter
Conditions
LM4883
Units
(Limits)
Typical
Limit
(Note 8)
(Note 9)
V
OS
Output Offset Voltage
V
IN = 0V
5
45
mV (max)
P
O
Output Power (Note 11)
THD+N = 1%, f = 1kHz (Note 12)
LM4883SQ, R
L =3
Ω
2.4
W
LM4883SQ, R
L =4
Ω
2.1
W
LM4883SQ, R
L =8
Ω
1.3
1.0
W (min)
THD+N = 10%, f = 1kHz (Note 12)
LM4883SQ, R
L =3
Ω
3.0
W
LM4883SQ, R
L =4
Ω
2.5
W
LM4883SQ, R
L =8
Ω
1.7
W
THD+N
Total Harmonic Distortion+Noise
1kHz, A
VD =2
LM4883SQ, R
L =4
Ω,P
O = 1W
0.10
%
LM4883SQ, R
L =8
Ω,P
O = .4W
0.06
%
www.national.com
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