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HM9229是一颗电流控制模式升压转换器,脉波宽度调变(PWM),内置15mΩ/10A/14V MOS,能做大功率高转换效率,周边元件少节省空间,适合用在便携式装置上,宽工作电压2.7V-12V General DescriptionThe +HM9229 is a current mode boost DC-DC converter. It is PWM circuitry with built-in 15mΩpower MOSFET make this regulator highly power efficient. The non-inverting input of error amplifierconnects to a 1.2V precision reference voltage. Current mode control and external compensationnetwork make is easy and flexible to stabilize the system.The +HM9229 is available in the SOP-8L(EP) package to fit in space-saving PCB for theapplication fields.Features Supply Voltage Operating Range: 2.7V to 12V Adjustable Output up to 13V Internal Fixed PWM frequency: 400KHz Precision Feedback Reference Voltage: 1.2V (±2%) Internal 15mΩ, 10A, 14V Power MOSFET Shutdown Current: 1μA (Max.) Over Temperature Protection Internal Soft Start Function Adjustable Over Current Protection: 2A ~ 10A Package: SOP-8L(EP)Applications Chargers LCD Displays Digital Cameras Handheld Devices Portable Products Power Bank
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