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CHARGE 76

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  • 单片机控制的铅酸蓄电池充电电源

     为了有效地提升铅酸蓄电池的使用寿命,同时实现对充电过程的监控,设计出一种用单片机控制的36 V铅酸蓄电池充电电源。本电路采用反激式拓扑,连续电流工作模式,电源管理IC设计在电源的副边,由ELAN公司的EM78P258N单片机模拟,是用可编程器件模拟电源管理IC,实现智能电源低成本化的一次成功尝试,通过对单片机的软 ...

    /dl/29124.html

    标签: 单片机控制 充电电源 铅酸蓄电池

    上传时间: 2013-11-16

    上传用户:cepsypeng

  • 3-V TO 5.5-V MULTICHANNEL RS-2

    The MAX3243E device consists of three line drivers, five line receivers, and a dual charge-pump circuit with±15-kV ESD (HBM and IEC61000-4-2, Air-Gap Discharge) and ±8-kV ESD (IEC61000-4-2, Contact Discharge)protection on serial-port connection pins. The device meets the requirements of TIA/EIA-23 ...

    /dl/31075.html

    标签: MULTICHANNEL 5.5 TO RS

    上传时间: 2013-10-19

    上传用户:ddddddd

  • 单片机外围线路设计

    当拿到一张CASE单时,首先得确定的是能用什么母体才能实现此功能,然后才能展开对外围硬件电路的设计,因此首先得了解每个母体的基本功能及特点,下面大至的介绍一下本公司常用的IC:单芯片解决方案• SN8P1900 系列–  高精度 16-Bit  模数转换器–  可编程运算放大器 (PGIA)•  信号 ...

    /dl/31398.html

    标签: 单片机 线路设计

    上传时间: 2013-10-21

    上传用户:jiahao131

  • 错误观念妨碍电量计在无线手机中的应用

    Abstract: Most hand-held products lack accurate battery-charge monitors ("fuel gauges") because of the misconception that an accurate fuel gauge is difficult to achieve. This article debunks the myths and discusses how to accurately monitor charge at all temperatures, charge and discharge rates, and ...

    /dl/36561.html

    标签: 错误 电量计 无线 手机

    上传时间: 2013-10-17

    上传用户:erkuizhang

  • 错误观念妨碍电量计在无线手机中的应用

    Abstract: Most hand-held products lack accurate battery-charge monitors ("fuel gauges") because of the misconception that an accurate fuel gauge is difficult to achieve. This article debunks the myths and discusses how to accurately monitor charge at all temperatures, charge and discharge rates, a ...

    /dl/36566.html

    标签: 错误 电量计 无线 手机

    上传时间: 2014-03-18

    上传用户:wenwiang

  • MAX338/MAX339的英文数据手册

      本软件是关于MAX338, MAX339的英文数据手册:MAX338, MAX339   8通道/双4通道、低泄漏、CMOS模拟多路复用器   The MAX338/MAX339 are monolithic, CMOS analog multiplexers (muxes). The 8-channel MAX338 is designed to connect one of eight inputs to a common output by control of a 3-bit binar ...

    /dl/36708.html

    标签: MAX 338 339 英文

    上传时间: 2013-11-12

    上传用户:18711024007

  • XAPP390 - 利用CoolRunner-II CPLD设计数码相机

      Digital cameras have become increasingly popular over the last few years. Digital imagingtechnology has grown to new markets including cellular phones and PDA devices. With thediverse marketplace, a variety of imaging technology must be available. Imaging technologyhas expanded to include ...

    /dl/40095.html

    标签: CoolRunner-II XAPP CPLD 390

    上传时间: 2013-10-16

    上传用户:18710733152

  • yright 2002 Cygnal Integrated Products, Inc. // // Filename: LIION_BC_MAIN.c // Target Device: 8051F

    yright 2002 Cygnal Integrated Products, Inc. // // Filename: LIION_BC_MAIN.c // Target Device: 8051F300 // Created: 11 SEP 2002 // Created By: DKC // Tool chain: KEIL Eval C51 // // This is a stand alone battery charger for a Lithium ION battery. // It utilizes a buck converter, controlled by the on ...

    /dl/127718.html

    标签: LIION_BC_MAIN Integrated Filename Products

    上传时间: 2013-12-23

    上传用户:牧羊人8920

  • Linux 虚拟网络接口 实例 In the Linux (or Unix) world, most network interfaces, such as eth0 and ppp0, are a

    Linux 虚拟网络接口 实例 In the Linux (or Unix) world, most network interfaces, such as eth0 and ppp0, are associated with a physical device that is in charge of transmitting and receiving data packets. However, some logical network interfaces don t feature any physical packet transmission. The most ...

    /dl/168379.html

    标签: Linux interfaces network world

    上传时间: 2014-01-11

    上传用户:zhangzhenyu

  • Many programs today suffer from the fact that their users have to connect using IP addresses. This i

    Many programs today suffer from the fact that their users have to connect using IP addresses. This is impossible for dialup users, whose IPs change all the time, and painful for LAN users who don t know their IP addresses or whose addresses also change. In addition, many collaborative programs could ...

    /dl/207887.html

    标签: addresses programs connect suffer

    上传时间: 2013-12-05

    上传用户:CHENKAI