LM4897 National Semiconductor, LM4897 Datasheet - Page 3
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LM4897
Manufacturer Part Number
LM4897
Description
1.1 Watt Audio Power Amplifier with Fade-In and Fade-Out
Manufacturer
National Semiconductor
Datasheet
1.LM4897.pdf
(14 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
LM4897MM
Manufacturer:
NS/国半
Quantity:
20 000
I
I
V
P
THD+N
PSRR
V
V
V
T
I
I
P
V
THD+N
PSRR
V
V
V
DD
SD
DD
SD
Symbol
Symbol
ON
OS
o
SDIH
SDIL
ON
o
OS
SDIH
SDIL
ON
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 the circuit shown in Figure 1 unless otherwise specified. Limits apply for T
Electrical Characteristics V
The following specifications apply for the circuit shown in Figure 1 unless otherwise specified. Limits apply for T
Supply Voltage
Storage Temperature
Input Voltage
Power Dissipation (Note 3)
ESD Susceptibility (Note 4)
ESD Susceptibility (Note 5)
Quiescent Power Supply Current
Shutdown Current
Output Offset Voltage
Output Power
Total Harmonic Distortion+Noise
Power Supply Rejection Ratio
Shutdown High Input Voltage
Shutdown Low Input Voltage
Output Noise
Turn-On Time
Quiescent Power Supply Current
Shutdown Current
Output Power
Output Offset Voltage
Total Harmonic Distortion+Noise
Power Supply Rejection Ratio
Shutdown High Input Voltage
Shutdown Low Input Voltage
Output Voltage Noise
Parameter
Parameter
−0.3V to V
Internally Limited
−65˚C to +150˚C
DD
DD
V
V
THD+N = 1% (max), f = 1kHz
P
V
C
Input terminated with 10Ω to GND
A-Weighted, Measured across 8Ω
BTL
Input terminated with 10Ω to
ground
C
V
V
THD+N = 1% (max), f = 1kHz
P
V
C
Input terminated with 10Ω to
ground
A-Weighted, Measured across 8Ω
BTL
Input terminated with 10Ω to
ground
(Note 2)
IN
shutdown
o
ripple
B
BYPASS
IN
shutdown
o
ripple
B
= 0.4Wrms, f = 1kHz
= 0.15Wrms, f = 1kHz
= 5.0V
= 1.0µF
= 3.0V
= 1.0µF
DD
= 0V, 8Ω BTL
= 0V, 8Ω BTL
= 200mVpp sine wave,
= 200mVpp sine wave,
2000V
+0.3V
200V
6.0V
= 1µF
= GND
= GND
Conditions
Conditions
(Notes 1, 2)
(Notes 1, 2)
3
Operating Ratings
Junction Temperature
Thermal Resistance
Temperature Range
Supply Voltage
θ
θ
T
JC
JA
MIN
(MUB10A)
(MUB10A)
≤ T
A
≤ T
MAX
63 (f = 1kHz)
62 (f =
217Hz)
63 (f = 1kHz)
62 (f =
217Hz)
(Note 6)
(Note 6)
Typical
Typical
350
0.1
1.1
0.1
0.1
0.1
26
25
26
5
4
4
4
LM4897
LM4897
(Notes 7, 8)
(Notes 7, 8)
Limit
Limit
320
0.9
1.4
0.4
1.4
0.4
30
55
55
35
30
55
55
9
2
8
2
−40˚C ≤ T
2.6V ≤ V
A
A
= 25˚C.
= 25˚C.
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mA (max)
mV (max)
mA (max)
mW (min)
mV (max)
ms (max)
µA (max)
µA (max)
DD
dB (min)
dB (min)
(Limits)
(Limits)
W (min)
V (max)
V (max)
V (min)
V (min)
190˚C/W
A
µV
µV
Units
Units
56˚C/W
≤ 85˚C
≤ 5.5V
%
%
150˚C
RMS
RMS