NS LM21215 15A高效同步降压电源解决方案
NS 公司的LM21215是15A高效同步降压电源稳压器,输入电压从2.95V 到 5.5V,输出电压可低至0.6V.器件集成了7.0 mΩ 高边和4.3 mΩ 低边FET 开关,固定工作频率500kHz,输出电压具有跟踪功能,可调整软起动,并集成了OVP,OTP,UVLO和电源良好,主要用在宽带,窄带和无线通信,高性能FPGA,ASIC和微处理器等.本文介绍了LM21215主要特性, 方框图, 简化应用电路图和两种典型应用电路和相应的材料清单.
LM21215 : 15A High Efficiency Synchronous Buck Regulator
The LM21215 is a monolithic synchronous buck regulator that is capable of delivering up to 15A of continuous output current while producing an output voltage down to 0.6V with outstanding efficiency. The device is optimized to work over an input voltage range of 2.95V to 5.5V, making it suited for a wide variety of low voltage systems. The voltage mode control loop provides high noise immunity, narrow duty cycle capability and can be compensated to be stable with any type of output capacitance, providing maximum flexibility and ease of use.
..
