AC-DC控制器 : 隔離式高壓啟動(dòng)控制/驅(qū)動(dòng)器

The LD7577B integrates several functions of protections, and EMI-improved solution in SOP-8/ DIP-8 package. It minimizes the component counts and the circuit space.\nThe device provides functions of low startup current, green-mode power-saving operation, leading-edge blanking of the current sensing ·High-Voltage (500V) Startup Circuit\n·Current Mode Control\n·Non-Audible-Noise Green Mode Control\n·UVLO (Under Voltage Lockout)\n·LEB (Leading-Edge Blanking) on CS Pin\n·Internal Slope Compensation\n·OVP (Over Voltage Protection) on Vcc Pin\n·OLP (Over Load Protection)\n·Precision Brownout Protect;

Leadtrend

通嘉科技

Voice Signal Level Control LSI

GENERAL DESCRIPTION The MSM7577 is an LSI for Audio Signal Level adjustment for telephone set, etc. Conventionally, its circuit has been made within individual unit, such as amplifiers, resistors and switches. However, using this LSI allows for simple mounting and economically small space. FEAT

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OKIOki Electric Cable Co.,Ltd

沖電線日本沖電線株式會(huì)社

132 x 39 Dot Matrix LCD Controller/Driver

INTRODUCTION ST7577 is a driver & controller LSI for graphic dot-matrix liquid crystal display systems. ST7577 contains 132 segment and 39 common driver circuits. This chip is connected directly to a microprocessor, accepts 3-line, 4-line serial peripheral interface (SPI) or 8-bit parallel i

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SITRONIX

矽創(chuàng)電子

2 x 75 W dual-bridge power amplifier with I2C complete diagnostics and

Features ? MOSFET (DMOS) output power stage ? High-efficiency (class SB) ? Single-channel 1 Ω driving capability – 84 W undistorted power ? High output power capability 2 x 28 W / 4 Ω @ 14.4 V, 1 kHz, 10 THD ? Max. output power 2 x 75 W / 2 Ω, 1 x 150 W / 1 Ω ? Full I2C bus driving with

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STMICROELECTRONICS

意法半導(dǎo)體