參數(shù)資料
型號： LM4809MA/NOPB
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類： 音頻／視頻放大
英文描述： 0.105 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO8
封裝： SO-8
文件頁數(shù)： 15/21頁
文件大?。?/td> 971K
代理商： LM4809MA/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
ESD Susceptibility (Note 4)
3.5kV
ESD Machine model (Note 8)
250V
Junction Temperature (T
J)
150C
Soldering Information (Note 1)
Small Outline Package
Vapor Phase (60 sec.)
215C
Infrared (15 sec.)
220C
Thermal Resistance
θ
JA (SO)
170C/W
θ
JC (SO)
35C/W
θ
JA (MSOP)
210C/W
θ
JC (MSOP)
56C/W
θ
JA (LLP)
117C/W (Note 9)
θ
JA (LLP)
150C/W (Note 10)
θ
JC (LLP)
15C/W
Operating Ratings
Temperature Range
T
MIN
≤ T
A
≤ T
MAX
40C
≤ T
A
≤ 85C
Supply Voltage (V
CC)
2.0V
≤ V
CC
≤ 5.5V
Note 1: See AN-450 “Surface Mounting and their Effects on Product Reli-
ability” for other methods of soldering surface mount devices.
Electrical Characteristics V
DD =5V (Notes 2, 3)
The following specifications apply for V
DD = 5V unless otherwise specified, limits apply to TA = 25C.
Symbol
Parameter
Conditions
LM4809
Units
(Limits)
Typ
Limit
V
DD
Supply Voltage
2.0
V (min)
5.5
V (max)
I
DD
Supply Current
V
IN = 0V, IO = 0A
1.4
3
mA (max)
I
SD
Shutdown Current
V
IN = 0V, VSHUTDOWN = GND
0.4
2
A(max)
V
OS
Output Offset Voltage
V
IN = 0V
4.0
50
mV(max)
P
O
Output Power
THD+N = 0.1%, f = 1kHz
R
L =16
105
mW
R
L =32
70
65
mW (min)
THD+N
Total Harmonic Distortion
P
O = 50mW, RL =32
f = 20Hz to 20kHz
0.3
%
Crosstalk
Channel Separation
R
L =32
;P
O = 70mW
70
dB
PSRR
Power Supply Rejection Ratio
C
B = 1.0F; VRIPPLE = 200mVPP,
f = 1kHz; Input terminated into 50
70
dB
V
SDIH
Shutdown Voltage Input High
0.8 x V
DD
V (min)
V
SDIL
Shutdown Voltage Input Low
0.2 x V
DD
V (max)
Electrical Characteristics V
DD = 3.3V (Notes 2, 3)
The following specifications apply for V
DD = 3.3V unless otherwise specified, limits apply to TA = 25C.
Symbol
Parameter
Conditions
LM4809
Units
(Limits)
Typ
Limit
I
DD
Supply Current
V
IN = 0V, IO = 0A
1.1
mA
I
SD
Shutdown Current
V
IN = 0V, VSHUTDOWN = GND
0.4
A
V
OS
Output Offset Voltage
V
IN = 0V
4.0
mV
P
O
Output Power
THD+N = 0.1%, f = 1kHz
R
L =16
40
mW
R
L =32
28
mW
THD+N
Total Harmonic Distortion
P
O = 25mW, RL =32
f = 20Hz to 20kHz
0.4
%
Crosstalk
Channel Separation
R
L =32
;P
O = 25mW
70
dB
LM4809
www.national.com
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相關PDF資料
PDF描述
LM4809LD/NOPB 0.105 W, 2 CHANNEL, AUDIO AMPLIFIER, DSO8
LM4809M 0.105 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO8
LM4810MA/NOPB 0.105 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO8
LM4810LD/NOPB 0.105 W, 2 CHANNEL, AUDIO AMPLIFIER, DSO8
LM4810M 0.105 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO8
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