Audio PA

The ETK4992 is a fully differential audio power amplifier designed for portable communication device applications. It is capable of delivering 1.25 watt of continuous average power to an 8Ω BTL load with less than 1% distortion (THD+N) from a 5V battery voltage. It operates from 2.2 to 5.5V.\r\n • Fully differential amplifier\r\n• Power output at 5.0V & 1% THD&8Ω 1.25W (typ)\r\n• Power output at 4.2V & 1% THD&8Ω 0.92W (typ)\r\n• Power output at 3.6V & 1% THD&8Ω 0.7W (typ)\r\n• Ultra low shutdown current 0.01μA (typ)\r\n• Thermal overl;

ETEK

力芯微

2W Stereo Audio Power Amplifier

文件：199.31 Kbytes 页数：6 Pages

EUTECHEutech Microelectronics Inc

德信科技德信科技股份有限公司

TRIPLE OUTPUT POWER SUPPLY CONTROLLER

DESCRIPTION The L4992 is a sophisticated dual PWM stepdown controller and power monitor intended for Notebook computer and/or battery powered equipment. The device produces regulated +3.3V, +5.1V and 12V supplies for use in portable and PCMCIA applications. ■ DUAL PWM BUCK CONTROLLERS (3.3V and

文件：296.87 Kbytes 页数：26 Pages

STMICROELECTRONICS

意法半导体

420mW Stereo Cell Phone Audio Amplifier

文件：576.78 Kbytes 页数：16 Pages

NSC

国半