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技术资料 PW4556_2.0.pdf规格书下载
The PW4556 series of devices are highly integrated Li-Ion and Li-Pol linear chargers targetedat small capacity battery for portable applications. It is a complete constant-current/ constantvoltage linear charger. No external sense resistor is needed, and no blocking diode is required dueto the inter ...
技术资料 PW4055_2.0.pdf规格书下载
The PW4055 is a complete constant-current /constant-voltage linear charger for single cell lithiumion batteries.Its ThinSOT package and low external component count make the PW4055 ideallysuited for portable applications.Furthermore, the PW4055 is specifically designed to work within USBpower specif ...
技术资料 PLC在以太网中与上位机通信的实现
0引言当今国际上有影响的现场总线标准很多，众多的现场总线标准给控制系统的集成带来不便，使得各厂商生产的现场总线产品难以集成在一起，实现互可操作。在现场总线难以统一的情况下，以太网在工业自动化和过程控制领域获得了迅速增长。当前，不少厂商都为其生产的PLC及其远程1/0提供与以太网相连的接口和功能，提供把PLC和 ...