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LY8261SL Datasheet(PDF) 1 Page - Lyontek Inc. |
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LY8261SL Datasheet(HTML) 1 Page - Lyontek Inc. |
1 / 18 page LY8261 Rev. 1.5 3.3W Stereo & FM Enhancement Class D Audio Power Amplifier Lyontek Inc. reserves the rights to change the specifications and products without notice. 5F, No. 2, lndustry E . Rd. IX, Science-Based Industrial Park, Hsinchu 300, Taiwan TEL: 886-3-6668838 FAX: 886-3-6668836 1 ® FEATURES 3.3W/CH Into 4Ω from 5.5V power supply at THD+N = 10%. 2.2V~5.5V Power supply. Support FM enhancement function. Support headphone function. Support mute function. Low shutdown Current. Low Quiescent Current. Short-Circuit Protection and automatic recovery. Over-Heat Protection and automatic recovery. Minimum external components. No output filter required for inductive loads. Low noise during turn-on and turn-off transitions. Lead free and green package available. (RoHS Compliant) Package : 16 pin 150 mil SOP. APPLICATION Portable electronic devices Mobile phones, PDAs DVD/CD Players, TFT LCD TVs/Monitors USB Audio, Audio System iPod dock. GENERAL DESCRIPTION The LY8261 is a high efficiency, high quality 3.3W stereo class D audio power amplifier which can operate FM enhance function to get good performance in FM mode. It is a low noise, filterless PWM architecture eliminates the output filter, reducing external component count, system cost (BOM cost), and simplify design. The device was designed to meet of Multimedia application includes mini speaker and other portable electronic devices. The LY8261 is a single 5.5V power supply, it is capable of driving 4Ω speaker load at a continuous average output of 3.3W/CH with 10% THD+N. The device also features an internal thermal shutdown protection and output pin short circuit ( short to output pin, short to ground and short to VDD ) protection prevent the device from damage during fault conditions. The LY8261 is easily to be used in various portable applications and products. such as FM speaker, MP3, MP4 and MP5 media players. PIN CONFIGURATION LY8261 SOP16 Pin Configuration (Top View) |
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