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电源技术 微电脑型热电偶隔离双输出传送器
特点（FEATURES） 精确度0.2%满刻度±0.5℃（冷接点补偿）（Accuracy 0.2%F.S.±0.5℃（CJC）） 高精确度冷接点温度补偿（CJC traceability＜±0.5℃（0-70℃）) 热电偶误差补偿，与断线保护功能（Sensor error compensation(offset) and burnout protection function）) 16 BIT 隔离类 ...
电源技术 如何保护集成FET的电源开关
Abstract: Some types of loads require more current during startup than when running. Other loads can be limited to a lower-powercurrent during startup but require a higher operating current. This article describes an application circuit that automatically adjusts apower circuit’s overcurrent ...
电源技术 快速,高效,独立型NiMH,NiCd电池充电
 
Although recent popular attention is focused on LithiumIon batteries, one must not forget that other batterychemistries, such as Nickel Cadmium (NiCd) and NickelMetal Hydride (NiMH) have advantages in rechargeablepower systems. Nickel-based batteries are robust, capableof high discharge r ...
电源技术 DN465 超低功耗升压转换器
 
Industrial remote monitoring systems and keep-alivecircuits spend most of their time in standby mode. Manyof these systems also depend on battery power, so powersupply effi ciency in standby state is very important tomaximize battery life. The LT®8410/-1 high effi ciencyboost converte ...
电源技术 一个100MHz的RMS DC转换集成电路
AN22 details the theoretical and application aspects of the LT1088 thermal RMS/DC converter. The basic theory behind thermal RMS/DC conversion is discussed and design details of the LT1088 are presented. Circuitry for RMS/DC converters, wideband input buffers and heater protection is shown.
单片机编程 串行时钟PCF8583在微机保护装置中的应用
实时时钟是微机保护装置的重要部件，在讨论PCF8583结构与功能的基础上，提出采用dsPIC33F系列微处理器与串行I2C时钟PCF8583的接口设计方案，给出了相应的接口电路与软件流程。该设计方案结构简单，可靠性高，开发周期短，具有一定的实用与参考价值。所设计的微机保护装置已投入现场运行，效果良好。
Abstract:
 Rea ...
单片机编程 微处理器dsPIC33F在微机保护装置中的应用
数字信号处理器dsPIC33F集多通道高精度A/D转换、多通讯模式、看门狗、CMOS Flash技术等于一体，其内部可完成所有数据操作，实现总线不出芯片技术。将该处理器应用于微机保护装置，提出基于dsPIC33F微处理器的微机保护装置的设计方案，给出相应的接口电路与软件流程。该设计方案结构简单，性价比及可靠性高，开发周期短，具 ...
单片机编程 CAT28LV64-64Kb CMOS并行EEPROM数据手
The CAT28LV64 is a low voltage, low power, CMOS Parallel EEPROM organized as 8K x 8−bits. It requires a simple interface for in−system programming. On−chip address and data latches, self−timed write cycle with auto−clear and VCC power up/down write protection eliminate ...
单片机编程 CAT25128－128Kb的SPI串行CMOS EEPRO
The CAT25128 is a 128−Kb Serial CMOS EEPROM device internally organized as 16Kx8 bits. This features a 64−byte page write buffer and supports the Serial Peripheral Interface (SPI) protocol. The device is enabled through a Chip Select (CS) input. In addition, the required bus signals are ...
单片机编程 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 ...