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NSC推出SIMPLE SWITCHER 稳压器

 2009-03-11

全新的LM2267x SIMPLE SWITCHER 降压稳稳压器可支持0.5A5A的负载电流,并且提供4.5V42V的宽阔输入电压范围,以实现从12V24V的输入电源轨变换。此外,它除可提供500KHz的固定频率外,还设有可调 整的开关频率或高至1MHz的频率同步化,这特点有利于削减对杂讯敏感的汽车、工业和通讯应用中的电磁干扰(EMI)

Features

*       Wide Input Voltage Range from 4.5V - 42V

*      

*       Load Currents from 0.5A ? 5A

*       Adjustable and Fixed Output Voltages

*       Adjustable and Fixed Switching Frequencies (up to 1MHz) for optimal size and efficiency

*       External Soft Start

*       Precision Enable

*       Internally compensated voltage mode control minimizes external component count

*       Vout accurate within 2.0%, worst case

*       Adjustable current limit

*       Frequency Sync up to 1MHz

*       PSOP-8 and TO263-7 THIN packages