參數(shù)資料
型號(hào): LM4872IBP/NOPB
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 音頻/視頻放大
英文描述: 1 W, 1 CHANNEL, AUDIO AMPLIFIER, PBGA8
封裝: MICRO, SMD-8
文件頁(yè)數(shù): 9/15頁(yè)
文件大?。?/td> 465K
代理商: LM4872IBP/NOPB
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
6.0V
Storage Temperature
65C to +150C
Input Voltage
0.3V to V
DD +0.3V
Power Dissipation (Note 3)
Internally Limited
ESD Susceptibility (Note 4)
2500V
ESD Susceptibility (Note 5)
250V
Junction Temperature
150C
Soldering Information
See AN-1112 ’Micro-SMD Wafers Level Chip Scale
Package’.
Operating Ratings
Temperature Range
T
MIN
≤ T
A
≤ T
MAX
40C
≤ T
A
≤ 85C
Supply Voltage
2.0V
≤ V
DD
≤ 5.5V
Electrical Characteristics V
DD =5V
(Notes 1, 2, 9)
The following specifications apply for V
DD = 5V and 8
Load unless otherwise specified. Limits apply for T
A = 25C.
Symbol
Parameter
Conditions
LM4872
Units
(Limits)
Typical
Limit
V
DD
Supply Voltage
2.0
V (min)
5.5
V (max)
I
DD
Quiescent Power Supply Current
V
IN = 0V, Io = 0A
5.3
7
mA (max)
I
SD
Shutdown Current
V
PIN1 =VDD
0.01
2
A (max)
V
OS
Output Offset Voltage
V
IN = 0V
5
50
mV (max)
P
o
Output Power
THD = 0.2% (max);f=1kHz
1
W
THD+N
Total Harmonic Distortion+Noise
P
o = 0.25 Wrms; AVD =2;20Hz
f
≤ 20 kHz
0.1
%
PSRR
Power Supply Rejection Ratio
V
DD = 4.9V to 5.1V
65
dB
Electrical Characteristics V
DD = 3.3V
(Notes 1, 2, 9)
The following specifications apply for V
DD = 3.3V and 8
Load unless otherwise specified. Limits apply for T
A = 25C.
Symbol
Parameter
Conditions
LM4872
Units
(Limits)
Typical
Limit
V
DD
Supply Voltage
2.0
V (min)
5.5
V (max)
I
DD
Quiescent Power Supply Current
V
IN = 0V, Io = 0A
4
mA (max)
I
SD
Shutdown Current
V
PIN1 =VDD
0.01
A (max)
V
OS
Output Offset Voltage
V
IN = 0V
5
mV (max)
P
o
Output Power
THD = 1% (max);f=1kHz
.5
.45
W
THD+N
Total Harmonic Distortion+Noise
P
o = 0.25 Wrms; AVD =2;20Hz
f
≤ 20 kHz
0.15
%
PSRR
Power Supply Rejection Ratio
V
DD = 3.2V to 3.4V
65
dB
Electrical Characteristics V
DD = 2.6V
The following specifications apply for V
DD = 2.6V and 8
Load unless otherwise specified. Limits apply for T
A = 25C.
Symbol
Parameter
Conditions
LM4872
Units
(Limits)
Typical
Limit
V
DD
Supply Voltage
2.0
V (min)
5.5
V (max)
I
DD
Quiescent Power Supply Current
V
IN = 0V, Io = 0A
3.4
mA (max)
I
SD
Shutdown Current
V
PIN1 =VDD
0.01
A (max)
LM4872
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