Dual voltage solution developmentPT1910 is a dual-voltage input constant power linear LED driver IC, which can be adapted to both 120V and 220V power grids at the same time, with a maximum input volta
2020/12/16 hongling
Germicidal lamp program developmentAn adaptive ballast control chip integrated with 600V half-bridge drive is a chip used in compact fluorescent lamps. This chip includes adaptive zero-voltage switchi
2020/12/16 hongling
Energy-saving lamp program developmentIt is a high-voltage, high-speed power MOSFET and IGBT gate driver. It integrates a high-voltage half-bridge drive circuit and a pre-oscillator to form a multi-fu
2020/12/16 hongling
There are many specifications of PCBA board. Each PCBA board has different specifications, and its materials, prices, parameters, etc. are also different. The following Shenzhen Bluetooth audio PCBA m
2020/12/16
Bluetooth speakers refer to audio equipment with built-in Bluetooth chips that replace traditional wire connections with Bluetooth connections. By connecting with Bluetooth playback devices such as mo
2020/12/16
The role of DSP in Bluetooth speakers1. DefinitionDigital signal processing is the theory and technology of processing signals by numerical calculation. Its original name in English is digital signal
2020/12/16
Bluetooth speaker factory teaches you how to improve the sound effect in the carBluetooth speaker manufacturers often hear that many car owners say that the sound effect in the cab is not good. In fac
2020/12/16
自制红外遥控开关（一） 工作/材料： ●5V继电器 ●CD4017芯片 ●红外一体接收头 ●两个9014三极管 ●一个51K和两10K电阻，一个4148二极管，一个5V稳压二极管 ●一个220uf/50v和一个22uf/25v电容 操作步骤： 用手机充电头作电源以及焊接用的洞洞板。焊接前先在面包板上做试验。通电测试继电器有吸合。按大体布局画个草图准备焊接。 焊接完成图。已修整好的
2020/12/16
