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EL357N(C)光耦 资料The EL357N-G series contains an infrared emitting diode, optically coupled to a phototransistor detector. The devices in a 4-pin small outline SMD package

GPC 系列直流电源供应器是一部携带式可调整的多功能仪器，特别设计应用在电源操作的放大器，逻辑线路，正负电压误差非常小的精密仪器系统的追踪上，或需要用到三组独立电源的单体线路上，可称得上是一部非常实用又方便的仪器。GPC 系列主要由两组相同、独立、可调整的直流电源供应器组成，从前面板的 TRACKI ...

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 ...

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 ...

瑞萨16位 MCU RL78 F13/F14 家族系列产品 用户手册，说明各型号引脚功能，处理器功能，内部功能模块结构，电气特性等，辅助用户硬件设计和软件开发

SCB10H series pressure elements are high performance absolute pressure sensors. The sensors are based  on Murata's proven capacitive 3D-MEMS technology. They enable exceptional possibility for OEM customers  to integrate pressure measurement function in an optimal way into their produc ...

Single chip TFT-LCD Controller/Driver with On-chip Frame Memory (FM)
Display Resolution: 240*RGB (H) *320(V)
Frame Memory Size: 240 x 320 x 18-bit = 1,382,400 bits
LCD Driver Output Circuits- Source Outputs: 240 RGB Channels- Gate Outputs: 320 Channels- Common Electrode Output
Display Colors (Color ...

本系统采用电动机电枢供电回路串接采样电阻的方式来实现对小型直流有刷电动机的转速测量。该系统主要由二阶低通滤波电路,小信号放大电路、单片机测量显示电路、开关稳压电源电路等组成。同时自制电机测速装置,用高频磁环作为载体,用线圈绕制磁环,利用电磁感应原理检测电机运行时的漏磁,将变化的磁场信号转化为磁环上的感应 ...

通过采用无桥PFC和半桥LLC谐振变换器作为数字开关电源的主变换拓扑,基于STM32系列微控制器的全数字控制PFC和DC-DC变换器,首先对数字化开关电源方案进行对比,然后阐述了200W数字开关电源整体方案,并对数字开关电源的无桥PFC和半桥LLC变换器进行系统研究。By using a bridgeless PFC and a half-bridge LLC resonant converte ...

目的:自主研制一款超声手术刀电源控制系统,以减少能量的消耗,维持手术刀的正常温度。方法:对超声换能器在谐振附近的等效电路建立模型,并设计基于数字信号处理(DSP)的超声手术刀的硬件控制系统。结果:经对电源控制系统的电路和工作性能测试,生成的电流和电压的有效值等参数,能够及时调整电源的频率,并达到预期的功能指标,使 ...