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參數資料
| 型號： | LA4901 |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 10 W, 1 CHANNEL, AUDIO AMPLIFIER, DIP28 |
| 封裝： | 0.500 INCH, DIP-28 |
| 文件頁數： | 11/11頁 |
| 文件大小： | 131K |
| 代理商： | LA4901 |
LA4901
No.7058-9/11
--60
--40
--20
0
20
40
60
80
100
10
23
57
100
23
57
1k
23
57
10k
23
57
100k
Supply ripple frequency, fr – Hz
0.01
2
3
5
7
0.1
2
3
5
7
1.0
10
23
57
100
23
57
1k
23
57
10k
23
57
100k
VCC=14V
HP STB=5V
RL=32Ω
VO=0dBm
Total
harmonic
distortion,
THD
–
%
THD -- f
Frequency, f – Hz
0
10
20
30
40
50
60
70
80
90
100
0
0.01
0.02
0.03
0.04
0.05
0.06
0.07
0.08
0.09
0.10
0
0.5
1.0
1.5
2.0
2.5
Ripple
rejection
ratio,
SVRR
–
d
B
SVRR -- VR
Supply ripple voltage, VR – Vrms
VCC=14V
HP STB=5V
RL=32Ω
fr=100Hz
Rg=0
SVRR=20
×log(VO / Vr)
Current
drain,
I
CC
–m
A
ICC -- Ta
Ambient temperature, Ta – C
0
10
20
30
40
50
60
70
80
VCC=14V
BTL STB=5V
HP STB=5V
Ripple
rejection
ratio,
SVRR
–
d
B
SVRR -- fr
0
10
20
30
40
50
60
70
80
90
100
VCC=14V
HP STB=5V
RL=32Ω
Vr=0dBm
Rg=0
810
12
14
16
18
20
Ripple
rejection
ratio,
SVRR
–
d
B
SVRR -- VCC
Supply voltage, VCC –V
0
10
20
30
40
50
60
70
80
90
100
HP STB=5V
RL=32Ω
fr=100Hz
Vr=0dBm
Rg=0
--10
--8
--6
--4
--2
0
2
10
23
5 7
100
23
5 7
1k
23
5 7
10k
23
5 7
100k
Response
–
d
B
f -- Response
Frequency, f – Hz
1.0
23
5
7
10
23
5
7
100
Output
noise
voltage,
V
NO
–m
V
VNO -- Rg
Source resistance, Rg – k
Ω
VCC=14V
HP STB=5V
RL=32Ω
DIN Audio
012345678
Output
pin
voltage,
V
N
–V
VN -- Vst
Standby pin voltage, Vst –V
0
1
2
3
4
5
6
7
HP
VCC=14V
Rg=0
With Vst applied to the
standby pin (pin 27)
through a 10k
Ω resistor.
VCC=14V
HP STB=5V
RL=32Ω
VO=0dBm(VG=6dB)
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