纯正弦波逆变器专用芯片

EG8025 是一款采用电流模式、中心对齐 PWM 调制方式和内置两路 600V 半桥高压 MOS 驱动器等一体的数模结合芯片，专用于逆变器产品。该芯片采用 CMOS 工艺，内部的主要模块为 SPWM 正弦发生器、死区时间控制电路、多路反馈及保护处理电路、UART 串口通讯模块等功能。采用 LQFP80 和 QFN70 两种封装，只需少量的外围器件，即可实现空载波形失真率小于 1.5%、满载波形失真率小于 3% 和高精度输出电压的特性，能满足逆变器行业的波形要求。集成了完善的保护功能、串口通讯功能和多机应用功能，还集成了四路独立的 MOS 管峰值电流保护电路及内置四路 200m • 采用电流模式、中心对齐 PWM 调制方式，能带感性和容性负载\n• SPWM 载波频率 20KHz，适合大功率 MOS 管和 IGBT 管的应用\n• 集成了两路 600V 半桥高压 MOS 管驱动器，驱动能力为 ±2A\n• 集成四路独立的 MOS 管峰值电流保护电路及内置四路 200mV 基准源的比较器供用户设定保护值\n• 集成了四路高速运放及一路高速比较器，两路运放用于交流电流放大器，一路运放用于交流输出电压反馈，一路运放用于短路保护和一路比较器用于限流保护\n• 输出电压和输出电流是每个 PWM 周期实时处理，能实现精确跟踪\n• 集成同步过零信号输出及可设置的 0 度 / 1;

3-pin Positive Output Low Dropout Voltage Regulator 50mA Type

Overview The AN8000 series is 3-pin low-dropout fixed positive output monolithic voltage regulators. Since thier power consumption can be minimized, they are suitable for battery stabilizing power supply and reference voltage. Thirteen types of output voltage are available ; 2V, 2.5V, 3V, 3.5V (T

3-pin Positive Output Low Dropout Voltage Regulator 50mA Type

Overview The AN8000 series is 3-pin low-dropout fixed positive output monolithic voltage regulators. Since thier power consumption can be minimized, they are suitable for battery stabilizing power supply and reference voltage. Thirteen types of output voltage are available ; 2V, 2.5V, 3V, 3.5V (T

Alternistor Triacs?

General Description Teccor offers bidirectional alternistors with current ratings from 6 A to 40 A and voltages from 200 V to 1000 V as part of Teccors broad line of thyristors. Teccors alternistor is specifically designed for applications that switch highly inductive loads. A special chip offers

Low-voltage 1.8GHz fractional-N synthesizer

DESCRIPTION The SA8025A is a monolithic low power, high performance dual frequency synthesizer fabricated in QUBiC BiCMOS technology. The SA8025A is an improved version of the SA8025, suitable for narrow band systems like the Japan Personal Digital Cellular (PDC) system. The new design improves t

Low-voltage 1.8GHz fractional-N synthesizer

DESCRIPTION The SA8025A is a monolithic low power, high performance dual frequency synthesizer fabricated in QUBiC BiCMOS technology. The SA8025A is an improved version of the SA8025, suitable for narrow band systems like the Japan Personal Digital Cellular (PDC) system. The new design improves t