lm4895 National Semiconductor Corporation, lm4895 Datasheet - Page 3

• Manufacturer Part Number: lm4895
• Description: 1 Watt Fully Differential Audio Power Amplifier With Shutdown Select And Fixed 6db Gain
• Manufacturer: National Semiconductor Corporation

I
I
P
THD+N
PSRR
CMRR
I
I
P
THD+N
PSRR
CMRR
DD
SD
DD
SD
Symbol
Symbol
o
o
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Electrical Characteristics V
The following specifications apply for V
Electrical Characteristics V
The following specifications apply for V
Note 1: All voltages are measured with respect to the ground pin, unless otherwise specified.
Supply Voltage
Storage Temperature
Input Voltage
Power Dissipation (Note 3)
ESD Susceptibility (Note 4)
ESD Susceptibility (Note 5)
Junction Temperature
Thermal Resistance
θ
θ
θ
JC
JA
JA
(LD)
(LD)
(micro SMD)
Quiescent Power Supply Current
Shutdown Current
Output Power
Total Harmonic Distortion+Noise
Power Supply Rejection Ratio
Common-Mode Rejection Ratio
Quiescent Power Supply Current
Shutdown Current
Output Power
Total Harmonic Distortion+Noise
Power Supply Rejection Ratio
Common-Mode Rejection Ratio
Parameter
Parameter
DD
DD
−0.3V to V
= 5V and 8Ω load unless otherwise specified. Limits apply for T
= 3V and 8Ω load unless otherwise specified. Limits apply for T
Internally Limited
−65˚C to +150˚C
DD
DD
V
V
THD = 1% (max); f = 1 kHz
P
V
V
V
THD = 1% (max); f = 1kHz
P
V
(Note 2)
IN
shutdown
o
ripple
IN
shutdown
o
ripple
LM4895LD, R
LM4895, R
f = 217Hz (Note 9)
f =1kHz (Note 9)
f = 217Hz (Note 10)
f =1kHz (Note 10)
f =217Hz
f = 217Hz (Note 9)
f = 1kHz (Note 9)
f = 217Hz (Note 10)
f = 1kHz (Note 10)
f = 217Hz
= 0.4 Wrms; f = 1kHz
= 0.25Wrms; f = 1kHz
= 5V
= 3V
DD
= 0V, I
= 0V, I
220˚C/W
12˚C/W
63˚C/W
= 200mV sine p-p
= 200mV sine p-p
2000V
150˚C
+0.3V
200V
6.0V
= GND
= GND
o
o
Conditions
Conditions
= 0A
= 0A
(Notes 1, 2, 8)
(Notes 1, 2, 8)
L
= 8Ω
L
3
= 4Ω (Note 11)
Operating Ratings
Soldering Information
See AN-1112 ’microSMD Wafers Level Chip Scale
Package’.
See AN-1187 ’Leadless
Leadframe Package (LLP)’.
Temperature Range
Supply Voltage
θ
θ
T
JC
JA
MIN
(MSOP)
(MSOP)
≤ T
A
≤ T
MAX
(Note 6)
(Note 6)
Typical
Typical
0.325
0.35
0.1
1.4
0.1
3.5
0.1
84
80
80
77
50
84
80
77
75
49
4
1
LM4895
LM4895
(Note 7)
(Note 7)
Limit
0.850
Limit
60
8
1
6
1
A
A
= 25˚C.
= 25˚C.
−40˚C ≤ T
2.2V ≤ V
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mA (max)
mA (max)
µA (max)
µA (max)
DD
dB (min)
(Limits)
(Limits)
W (min)
190˚C/W
A
Units
Units
56˚C/W
≤ 85˚C
dB
dB
dB
≤ 5.5V
%
W
%