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参数资料
| 型号： | LM4820IBPX-6/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, PBGA8 |
| 封装： | MICRO, MO-211-BC, SMD-8 |
| 文件页数： | 14/20页 |
| 文件大小： | 994K |
| 代理商： | LM4820IBPX-6/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
Thermal Resistance
θ
JC (SO)
35C/W
θ
JA (SO)
150C/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
2.0V
≤ V
DD
≤ 5.5V
Electrical Characteristics V
DD =5V
(Notes 1, 2, 8)
The following specifications apply for V
DD = 5V, AV = 1, and 8
load unless otherwise specified. Limits apply for T
A = 25C.
Symbol
Parameter
Conditions
LM4820-6
Units
Typical
Limit
I
DD
Quiescent Power Supply Current
V
IN = 0V, Io = 0A
4
10
mA (max)
I
SD
Shutdown Current
V
shutdown = GND
0.1
A (max)
P
o
Output Power
THD = 2% (max);f=1kHz
1
W
THD+N
Total Harmonic Distortion+Noise
P
o = 0.4 Wrms; f = 1kHz
0.1
%
PSRR
Power Supply Rejection Ratio
V
ripple = 200mV sine p-p
62 (f =
217Hz)
66 (f = 1kHz)
dB
A
V
Fixed Voltage Gain
1.41V
in rms, RL =8
6.0
6.5
5.5
dB Max
dB Min
Electrical Characteristics V
DD = 3.3V
(Notes 1, 2, 8)
The following specifications apply for V
DD = 3.3V, AV = 1, and 8
load unless otherwise specified. Limits apply for T
A = 25C.
Symbol
Parameter
Conditions
LM4820-6
Units
Typical
Limit
I
DD
Quiescent Power Supply Current
V
IN = 0V, Io = 0A
3.5
mA (max)
I
SD
Shutdown Current
V
shutdown = GND
0.1
A (max)
P
o
Output Power
THD = 1% (max); f = 1kHz
0.4
W
THD+N
Total Harmonic Distortion+Noise
P
o = 0.15Wrms; f = 1kHz
0.1
%
PSRR
Power Supply Rejection Ratio
V
ripple = 200mV sine p-p
60 (f =
217Hz)
62 (f = 1kHz)
dB
A
V
Fixed Voltage Gain
.7V
in rms, RL =8
6.0
dB
Electrical Characteristics V
DD = 2.6V
(Notes 1, 2, 8)
The following specifications apply for V
DD = 2.6V and 8
Load unless otherwise specified. Limits apply for T
A = 25C.
Symbol
Parameter
Conditions
LM4820-6
Units
Typical
Limit
I
DD
Quiescent Power Supply Current
V
IN = 0V, Io = 0A
2.6
mA (max)
I
SD
Shutdown Current
V
shutdown = GND
0.1
A (max)
LM4820-6
www.national.com
3
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