文档介绍:SPV1040太阳能电池充电解决方案(1)
ST公司的SPV1040是嵌入了MPPT的高效太阳能电池充电器,,内部集成140 mΩ同步整流器, 120 mΩ功率开关,100kHz固定PWM频率,占空比有MPPT算法来控制,输出电压具有稳压,, 方框图,典型应用电路,输出并联和串联连接图,以及太阳能电池充电器STEVAL-ISV006V2电路图和材料清单与PCB布局图.
SPV1040主要特性:
■ V to V operating input voltage
■ 140 mΩ internal synchronous rectifier
■ 120 mΩ internal power active switch
■ 100 kHz fixed PWM frequency
■ Duty cycle controlled by MPPT algorithm
■ Output voltage regulation, overcurrent and overtemperature protection
■ Input source reverse polarity protection
■ Built in soft-start
■ Up to 95% efficiency
■ 3 mm x mm TSSOP8 package
SPV1040应用:
■ Smart phones and GPS systems
■ Wireless headsets
■ Small appliances, sensors