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技术资料 PW4203_2.0.pdf规格书下载
PW4203 is a 4.5-22V input, 2A multi-cell synchronous Buck Li-Ion battery charger, suitable forportable application. Select pin is convenient for multi-cell charging. 800 kHz synchronous buckregulator integrates of 22V rating FETs with ultra low on- resistance to achieve high efficiency andsimple cir ...
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 基于AD7280A的锂电池管理系统
随着面向高压能源、工业和汽车领域的能源储存应用的发展，比如如风力发电、光伏电池和混合动力汽车，锂离子(Li-Ion)电池的应用日益普遍，进而刺激了对更安全、更高性能电池监控和保护系统的需求。锂离子电池组包含大量的电池单元，必须正确监控才能提高电池效率，延长电池寿命并确保安全性。
本参考设计实现了锂离子电池监 ...
电源技术 DN436微型全桥压电马达驱动器
 
Piezoelectric motors are used in digital cameras for autofocus,zooming and optical image stabilization. Theyare relatively small, lightweight and effi cient, but theyalso require a complicated driving scheme. Traditionally,this challenge has been met with the use ofseparatecircuits, inclu ...
技术资料 PW3130_2.0.pdf规格书下载
The PW3130 series product is a high integration solution for lithium-lion/polymer batteryprotection.PW3130 contains advanced power MOSFET, high-accuracy voltage detection circuits anddelay circuits. PW3130 is put into an ultra-small SOT23-5 package and only one external componentmakes it an ideal so ...
技术资料 PW2601_2.0.pdf规格书下载
The PW2601 is a charger front-end integrated circuit designed to provide protection to Li-ionbatteries from failures of charging circuitry. The device monitors the input voltage, battery voltageand the charging current to make sure all three parameters are operated in normal range. Thedevice will sw ...
技术资料 PW2053-2.0.pdf规格书
The PW2053 is a high-efficiency monolithic synchronous buck regulator using a constantfrequency, current mode architecture. The device is available in an adjustable version. Supply currentwith no load is 40uA and drops to <1uA in shutdown. The 2.5V to 5.5V input voltage range makesthe PW2053 ideally ...
技术资料 铅酸电池充电方法
1. Lead-acid电池的充电方法与Li-ion电池的方法一样,只要有:预充电,恒流充电,恒压充电,温度监控,浮充充电(维持充电)
2.预充电:如果单节电池电压低于设定的电压值,充电周期首先进入预充电时间,一般单节电池设定小于1.65V,只要低于此电压即进入预充电时间.
3.恒流充电:只要单节电池电压高于设定电压值,充电周期进入恒流充电 ...
技术资料 ALICEEMCal电子学系统FPGA固件设计.rar
随着ASIC技术的高速发展，现场可编程逻辑器件（Field Programmable Gate Array，简称FPGA）在高能物理探测器上的使用越来越普遍。大型强子对撞机（Large Hadron Collider，简称LHC）是目前世界上能量最高的物理实验科学装置。大型重离子实验（A Large Ion Collider Experiment，简称ALICE）是LHC上四大物理实验之一。我校夸 ...