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參數資料
| 型號： | LA4145 |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 0.9 W, 2 CHANNEL, AUDIO AMPLIFIER, SIP9 |
| 封裝： | SIP-9 |
| 文件頁數： | 5/6頁 |
| 文件大小： | 103K |
| 代理商： | LA4145 |
LA4145
Νο.1339-5/6
Pd -- PO
Allo
w
able
po
wer
dissipation,
Pd
-
W
Output power, PO -- W
f = 1kHz
Rg = 600
Ω
VCC = 7.5V
VG = 50dB
RL =
4
Ω
8Ω
2
3
5
1.0
7
5
0.1
7
2
57
0.1
1.0
23
5
7
23
2
Output
noise
v
oltage,
V
NO
-
-mV
Signal source resistance, Rg --
Ω
VNO -- Rg
VCC = 6.0V
RL = 8Ω
VG = 50dB
B.P.F = 20Hz to 20kHz
Without
B.P
.F.
With
B.P
.F.
2
3
5
1.0
7
5
0.1
7
2
3
5
1k
100k
23
5
10k
23
2
33
5
10
T
o
tal
harmonic
distortion,
THD
-
-%
Frequency, f -- Hz
THD -- f
VCC = 6.0V
PO = 0.1W
VG = 50dB
Rg = 600
Ω
RL = 4Ω
8Ω
2
3
5
1.0
7
5
0.1
7
2
3
10
5
100
1k
23
5
23
5
23
5
23
10k
100k
Voltage gain, VG -- dB
SVRR
-
-dB
SVRR -- VG
VCC = 6.0V
Rg = 0
fR = 100Hz
VR = 150mV
RL = 8Ω
42
44
46
52
50
48
30
34
38
42
46
50
52
Voltage gain, VG -- dB
Output
noise
v
oltage,
V
NO
-
-mV
VNO -- VG
Wi
thout
B.P
.F.
W
ith
B.P
.F.
VCC = 6.0V
B.P.F = 20Hz to 20kHz
Rg = 10k
Ω
32
34
36
42
46
50
52
38
40
44
48
0.2
0.4
0.6
1.2
1.0
0.8
0
V
oltage
gain,
V
G
-
-dB
Frequency, f -- Hz
VCC = 6.0V
RL = 8Ω
VO = 0dB
Rg = 600
Ω
VG -- f
C1
=
100
μF
47
μF
42
44
46
52
50
48
5
100
1k
23
5
23
5
23
5
23
10k
100k
Output
noise
v
oltage,
V
NO
-
-mV
Supply voltage, VCC -- V
VNO -- VCC
0
0.2
0.6
1.2
1.0
0.8
0.4
34
5
6
7
8
9
10
Rg = 10k
Ω
B.P.F = 20Hz to 20kHz
VG = 50dB
VG -- RNF
V
oltage
gain,
V
G
-
-dB
External feedback resistor, RNF -- Ω
30
34
42
54
50
46
0
40
80
120
160
200
240
320
280
38
VCC = 6.0V
f = 1kHz
RL = 8Ω
Rg = 600
Ω
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|---|---|
| LA4146 | 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:2-CHANNEL AF POWER AMP, FOR RADIO, TAPE RECORDER |
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