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参数资料
| 型号： | LM4899ITL/NOPB |
| 厂商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 1 W, 1 CHANNEL, AUDIO AMPLIFIER, PBGA9 |
| 封装： | MICRO SMD-9 |
| 文件页数： | 11/16页 |
| 文件大小： | 593K |
| 代理商： | LM4899ITL/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)
2000V
ESD Susceptibility (Note 5)
200V
Junction Temperature
150C
Thermal Resistance
θ
JC (LD)
12C/W
θ
JA (LD)
63C/W
θ
JA (micro SMD)
220C/W
θ
JC (MSOP)
56C/W
θ
JA (MSOP)
190C/W
Soldering Information
See AN-1112 "microSMD Wafers Level Chip Scale
Package".
Operating Ratings
Temperature Range
T
MIN
≤ T
A
≤ T
MAX
40C
≤ T
A
≤ +85C
Supply Voltage
2.4V
≤ V
DD
≤ 5.5V
Electrical Characteristics V
DD =5V
(Notes 1, 2, 8)
The following specifications apply for V
DD = 5V and 8
load unless otherwise specified. Limits apply for T
A = 25C.
Symbol
Parameter
Conditions
LM4899
Units
(Limits)
Typical
Limit
I
DD
Quiescent Power Supply Current
V
IN = 0V, no Load
V
IN = 0V, RL =8
3
5
6
10
mA (max)
I
SD
Standby Current
V
SDMODE =VSHUTDOWN = GND
0.1
1
A (max)
P
o
Output Power
THD = 1% (max);f=1kHz
LM4899LD, R
L =4
(Note 11)
1.4
W (min)
LM4899, R
L =8
1
0.9
THD+N
Total Harmonic Distortion+Noise
P
o = 0.4 Wrms; f = 1kHz
0.05
%
PSRR
Power Supply Rejection Ratio
V
ripple = 200mV sine p-p
f = 217Hz (Note 9)
83
dB (min)
f = 1kHz (Note 9)
90
f = 217Hz (Note 10)
83
71
f = 1kHz (Note 10)
83
71
CMRR
Common-Mode Rejection Ratio
f = 217Hz, V
CM = 200mVpp
50
dB
V
OS
Output Offset
V
IN =0V
2
mV
V
SDIH
Shutdown Voltage Input High
SD Mode = GND
0.9
V
SDIL
Shutdown Voltage Input Low
SD Mode = GND
0.7
V
SDIH
Shutdown Voltage Input High
SD Mode = V
DD
0.9
V
SDIL
Shutdown Voltage Input Low
SD Mode = V
DD
0.7
V
Electrical Characteristics V
DD =3V
(Notes 1, 2, 8)
The following specifications apply for V
DD = 3V and 8
load unless otherwise specified. Limits apply for T
A = 25C.
Symbol
Parameter
Conditions
LM4899
Units
(Limits)
Typical
Limit
I
DD
Quiescent Power Supply Current
V
IN = 0V, no Load
V
IN = 0V, RL =8
2.5
4
5.5
9
mA (max)
I
SD
Standby Current
V
SDMODE =VSHUTDOWN = GND
0.1
1
A (max)
P
o
Output Power
THD = 1% (max); f = 1kHz
LM4899, R
L =8
0.35
W
THD+N
Total Harmonic Distortion+Noise
P
o = 0.25Wrms; f = 1kHz
0.3
%
LM4899
www.national.com
4
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