參數(shù)資料
型號： LM2005T-M
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類： 音頻／視頻放大
英文描述： LM2005 20 Watt Automotive Power Amplifier
中文描述： 22 W, 1 CHANNEL, AUDIO AMPLIFIER, PSFM11
封裝： POWER, PLASTIC, TO-220, 11 PIN
文件頁數(shù)： 3/8頁
文件大?。?/td> 205K
代理商： LM2005T-M
LM2005T-S
Electrical Characteristics
Refer to the
stereo
application circuit,Figure 2, T
amb
e
25
§
C, G
v
e
50 dB,
R
th (heatsink)
e
4
§
C/W, unless otherwise specified
Parameter
Test Conditions
Min
Typ
Max
Units
Supply Voltage
8
18
V
Quiescent Output Voltage
V
S
e
14.4V
V
S
e
13.2V
V
S
e
14.4V
V
S
e
13.2V
f
e
1 kHz
V
S
e
14.4V
6.6
6
7.2
6.6
7.8
7.2
V
V
Total Quiescent Drain Current
Includes Current in Feedback Resistors
65
62
120
120
mA
mA
Output Power
(Each Channel)
d
e
10%
R
L
e
4
X
R
L
e
3.2
X
R
L
e
2
X
R
L
e
1.6
X
R
L
e
3.2
X
R
L
e
1.6
X
R
L
e
2
X
6
7
9
6.5
8
10
11
6.5
10
12
W
W
W
W
W
W
W
10
6
9
V
S
e
13.2V
V
S
e
16V
f
e
1 kHz
V
S
e
14.4V
P
O
e
50 mW to 4W
V
S
e
14.4V
P
O
e
50 mW to 6W
V
S
e
13.2V
P
O
e
50 mW to 3W
V
S
e
13.2V
P
O
e
40 mW to 6W
V
S
e
14.4V
R
L
e
4
X
V
O
e
4 V
rms
R
g
e
5 k
X
THD
(Each Channel)
R
L
e
4
X
0.2
1
%
R
L
e
2
X
0.3
1
%
R
L
e
3.2
X
0.2
1
%
R
L
e
1.6
X
0.3
1
%
Cross Talk
(Note 5)
f
e
1 kHz
40
60
dB
f
e
10 kHz
40
dB
Input Saturation Voltage
300
mV
Input Sensitivity
f
e
1 kHz
P
O
e
1W
R
L
e
4
X
R
L
e
3.2
X
6
mV
5.5
Input Resistance
f
e
1 kHz
Non-Inverting Input
70
200
k
X
Inverting Input
10
k
X
Low Frequency Roll Off (
b
3 dB)
R
L
e
2
X
R
L
e
2
X
f
e
1 kHz
50
Hz
High Frequency Roll Off (
b
3 dB)
15
kHz
Voltage Gain (Open Loop)
90
dB
Voltage Gain (Closed Loop)
f
e
1 kHz
48
50
51
dB
Closed Loop Gain Matching
0.5
dB
Total Input Noise Voltage
R
g
e
10 k
X
(Note 6)
1.5
5
m
V
Supply Voltage Rejection
R
g
e
10 k
X
C
3
e
10
m
F
f
ripple
e
100 Hz
V
ripple
e
0.5V
35
45
dB
Efficiency
V
S
e
14.4V
R
L
e
4
X
R
L
e
2
X
V
S
e
13.2V
R
L
e
3.2
X
R
L
e
1.6
X
f
e
1 kHz
P
O
e
6.5W
P
O
e
10W
f
e
1 kHz
P
O
e
6.5W
P
O
e
10W
70
60
%
%
70
60
%
%
Note 5:
For LM2005T-S only.
Note 6:
Bandwidth filter: 22 Hz to 22 kHz.
3
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