被動式PIR熱釋電紅外傳感器的工作原理與特性 　　人體都有恒定的體溫，一般在37度，所以會發出特定波長10UM左右的紅外線，被動式紅外探頭就是靠探測人體發射的10UM左右的紅外線而進行工作的。人體發射的10UM左右的紅外線通過菲泥爾濾光片增強后聚集到紅外感應源上。紅外感應源通常采用熱釋電元件，這種元件在接收到人體紅外輻……

隨著社會的發展，各種方便于生活的自動控制系統開始進入了人們的生活，以熱釋電紅外傳感器為核心的自動門系統就是其中之一。 熱釋電紅外傳感器是基于熱電效應原理的熱電型紅外傳感器。其內部的熱電元由高熱電系數的鐵鈦酸鉛汞陶瓷以及鉭酸鋰、硫酸三甘鐵等配合慮光鏡片窗口組成，其極化隨溫度的變化而變化。熱釋電紅外傳感器由傳感探……

使用注意事項Precautions ……

ALS環境光傳感器可以感知周圍光線情況，并告知處理芯片自動調節顯示器背光亮度，降低產品的功耗。例如，在手機、筆記本、平板電腦等移動應用中，顯示器消耗的電量高達電池總電量的30%，采用環境光傳感器可以最大限度地延長電池的工作時間。另一方面，ALS環境光傳感器有助于顯示器提供柔和的畫面。當環境亮度較高時，使用ALS環境光傳……

Slip resistance briefly describe the slice fixed resistor, directly translated from Chip Fixed Resistor, commonly known as a SMD Resistor, a kind of metal glass uranium resistor. It is mixed with metal powder and glass uranium to print the resistor made on the substrate by screen printing. Moisture resistance, high tem……

Precautions for cutting and bending infrared lamps. 1. Because the infrared lamp beads in the R \\u0026 D scheme need to be curved, it is necessary to ensure that the address of the infrared lamp bend is 3 mm from the colloid. Second, the bending of the infrared lamp bend should be completed before welding. Third, the ……

Release sensor (PIR). Here is to introduce the use of photosensitive resistors. Photomic resistance (LDR) or photoconductors are substantially made from cadmium sulfide, selenium, aluminum sulfide, thiol, thiol sulfide. Some materials have the characteristics of the rapid ring ratio of the electrical resistance at a pa……

A sort of. It is mixed with metal powder and glass uranium to print the resistor made on the substrate by screen printing. Moisture resistance, high temperature, small temperature coefficient. (Note: The following slice fixed resistors are called a patch resistor) Patch resistor is divided into the following categories……

Xin Yongcheng Optoelectronics Co., Ltd .: About product knowledge of patch resistors We often say the patch resistor (SMDRESistor) called: thick film fixed resistors (slice fixed resistors), commonly known as patch resistors. According to the production process, two types of thick film and film are divided. The thick f……

Xin Yongcheng Optoelectronics Co., Ltd .: How to choose a patch diode and a triode: a selection of a patch diode and a patch triode. There are several main problems in the patch triode application: one is the past habitual use of through holes, how to find the corresponding sheet-like triode; the second is not availabl……

Shenzhen Xinongcheng Optoelectronics Technology Co., Ltd. is a company engaged in the design and sales of photosensitizers and application products, and is committed to the production and sales of R \\u0026 D photosensitive devices. Products are widely used in security monitoring, optical sensing and touch control mark……

Signal coupled to digital intelligence integrated chip, digital intelligence integrated circuit converts the signal into a 15-bit ADC digital signal, and when the PIUR signal exceeds the selected digital threshold, there will be the same delayed REL level output, all signals are in the chip. Finished, in recent years, ……