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LM4906 Datasheet(PDF) 3 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part No. LM4906
Description  1W, Bypass-Capacitor-less Audio Amplifier with Internal Selectable Gain
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Maker  NSC [National Semiconductor (TI)]
Homepage  http://www.national.com
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Absolute Maximum Ratings (Note 2)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage (Note 10)
6.0V
Storage Temperature
−65˚C to +150˚C
Input Voltage
−0.3V to V
DD +0.3V
Power Dissipation (Notes 3, 11)
Internally Limited
ESD Susceptibility (Note 4)
2000V
ESD Susceptibility (Note 5)
200V
Junction Temperature
150˚C
Thermal Resistance
θ
JC (MSOP)
56˚C/W
θ
JA (MSOP)
190˚C/W
θ
JC (LLP)
12˚C/W
θ
JA (LLP)
63˚C/W
Operating Ratings
Temperature Range
T
MIN
≤ T
A
≤ T
MAX
−40˚C
≤ T
A
≤ 85˚C
Supply Voltage
2.6V
≤ V
DD
≤ 5.5V
Electrical Characteristics V
DD =5V
(Notes 1, 2)
The following specifications apply for the circuit shown in Figure 1, unless otherwise specified. Limits apply for T
A = 25˚C.
Symbol
Parameter
Conditions
LM4906
Units
(Limits)
Typical
Limit
(Note 6)
(Notes 7, 8)
I
DD
Quiescent Power Supply Current
V
IN = 0V, Io = 0A, No Load
3.5
7
mA (max)
V
IN = 0V, Io = 0A, 8
Ω Load
4
8
mA (max)
I
SD
Shutdown Current
V
SD = GND
0.1
2
µA (max)
V
OS
Output Offset Voltage
7
35
mV (max)
P
o
Output Power
THD+N = 1% (max);f=1kHz
R
L =8
1.0
0.9
W (min)
T
WU
Wake-up time
5
ms
THD+N
Total Harmonic Distortion+Noise
P
o = 0.4 Wrms; f = 1kHz
0.2
%
PSRR
Power Supply Rejection Ratio
V
ripple = 200mV sine p-p
Input terminated with 10
Gain at 6dB
67 (f =
217Hz)
70 (f = 1kHz)
dB
V
SDIH
Shutdown Voltage Input High
SD Pin High = Part On
1.5
V (min)
V
SDIL
Shutdown Voltage Input Low
SD Pin Low = Part Off
1.3
V (max)
Electrical Characteristics V
DD =3V
(Notes 1, 2)
The following specifications apply for the circuit shown in Figure 1, unless otherwise specified. Limits apply for T
A = 25˚C.
Symbol
Parameter
Conditions
LM4906
Units
(Limits)
Typical
Limit
(Note 6)
(Notes 7, 8)
I
DD
Quiescent Power Supply Current
V
IN = 0V, Io = 0A, No Load
2.6
6
mA (max)
V
IN = 0V, Io = 0A, 8
Ω Load
3
7
mA (max)
I
SD
Shutdown Current
V
SD = GND
0.1
2
µA (max)
V
OS
Output Offset Voltage
7
35
mV (max)
P
o
Output Power
THD+N = 1% (max);f=1kHz
R
L =8
390
mW
T
WU
Wake-up time
4
ms
THD+N
Total Harmonic Distortion+Noise
P
o = 0.15 Wrms; f = 1kHz
0.1
%
PSRR
Power Supply Rejection Ratio
V
ripple = 200mV sine p-p
Input terminated with 10
Gain at 6dB
71 (f =
217Hz)
73 (f = 1kHz)
dB
V
SDIH
Shutdown Voltage Input High
SD Pin High = Part On
1.1
V (min)
V
SDIL
Shutdown Voltage Input Low
SD Pin Low = Part Off
0.9
V (max)
www.national.com
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