外置高压MOS管的原边控制开关电源

 SD6620是驱动高压MOS管的原边控制模式的开关电源控制器（PSR），内置高低压峰值电流补偿功能，采用PFM调制技术，提供精确的恒流控制环路，具有非常高的稳定性和平均效率。采用SD6620设计系统，无需光耦和Y电容，可省去次级反馈控制、环路补偿，精简电路、降低成本。SD6620在适用的输出功率范围内，可通过峰值电流采样电阻设定输出电流，以满足不同输出功率的需要。 ·原边控制模式 \n·低启动电流 \n·前沿消隐 \n·逐周期限流 \n·PFM调制 \n·降峰值模式 \n·过压保护 \n·欠压锁定 \n·环路开路保护 \n·最大导通时间保护 \n·过温保护 \n·峰值电流补偿;

65 MSPS Digital Receive Signal Processor

GENERAL DESCRIPTION The AD6620 is a digital receiver with four cascaded signal-processing elements: a frequency translator, two fixed-coefficient decimating filters, and a programmable coefficient decimating filter. All inputs are 3.3 V LVCMOS compatible. All outputs are LVCMOS and 5 V TTL compat

65 MSPS Digital Receive Signal Processor

GENERAL DESCRIPTION The AD6620 is a digital receiver with four cascaded signal-processing elements: a frequency translator, two fixed-coefficient decimating filters, and a programmable coefficient decimating filter. All inputs are 3.3 V LVCMOS compatible. All outputs are LVCMOS and 5 V TTL compat

12-CHARACTER 4-LINE DOT MATRIX LCD CONTROLLER

■ GENERAL DESCRIPTION The NJU6465/6620 is a Dot Matrix LCD controller Driver for 12-character 4-line with icon display(128-icon) maximum by itself. It contains voltage Tripler, bleeder resistance to generate about triple voltage (9V) and the bias for LCD Driving waveform internally from single p

12-CHARACTER 4-LINE DOT MATRIX LCD CONTROLLER

■ GENERAL DESCRIPTION The NJU6465/6620 is a Dot Matrix LCD controller Driver for 12-character 4-line with icon display(128-icon) maximum by itself. It contains voltage Tripler, bleeder resistance to generate about triple voltage (9V) and the bias for LCD Driving waveform internally from single p

subminiature t-3/4 5-volt resistor lamps

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