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參數資料
| 型號： | LA4557 |
| 元件分類： | 音頻／視頻放大 |
| 英文描述： | 2.4 W, 2 CHANNEL, AUDIO AMPLIFIER, PDIP12 |
| 封裝： | DIP-12 |
| 文件頁數： | 1/9頁 |
| 文件大小： | 334K |
| 代理商： | LA4557 |
Any and all SANYO products described or contained herein do not have specifications that can handle
applications that require extremely high levels of reliability, such as life-support systems, aircraft’s
control systems, or other applications whose failure can be reasonably expected to result in serious
physical and/or material damage. Consult with your SANYO representative nearest you before using
any SANYO products described or contained herein in such applications.
SANYO assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges,or other
parameters) listed in products specifications of any and all SANYO products described or contained
herein.
Monolithic Linear IC
2-Channel AF Power Amplifier
for Radio, Tape Recorder Use
Ordering number:ENN2087C
LA4557
SANYO Electric Co.,Ltd. Semiconductor Company
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
21800TN (KT)/9037AT/2146KI/O155KI, TS No.2087–1/9
Package Dimensions
unit:mm
3022A-DIP12F
[LA4557]
SANYO : DIP12F
Features
Low quiescent current.
On-chip 2 channels permitting use in stereo and bridge
amplifier applications.
High output.
Minimum number of external parts required.
(9 pcs. munimum)
Good ripple rejection (55dB).
Soft tone at the output saturation mode.
Good channel separation.
Easy thermal design.
Small pop noise at the time of power supply ON/OFF.
On-chip muting.
C
Operating Conditions at Ta = 25C
Specifications
Absolute Maximum Ratings at Ta = 25C
1
6
12
7
3.46
3.5
4.26max
0.51min
19.4
0.81
2.54
5.12
1.3
3.6
0.5
0.4
7.62
6.45
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