Flux Characteristics - Color ................................................................................................................................................................................... 9
Relative Spectral Power Distribution ..................................................................................................................................................................
Relative Flux vs. Current ...................................................................................................................................................................................... 18
Relative Chromaticity vs. Current and Temperature .......................................................................................................................................... 21
performance Groups ‑ peak Wavelength............................................................................................................................................................ 30
Performance Groups - Forward voltage .............................................................................................................................................................
31
Cree’s Standard Chromaticity Regions plotted on the 1931 CIE Curve
Tape and Reel .......................................................................................................................................................................................................
Qinheng provides quite a lot of Bluetooth test routines. This evaluation first builds the test environmentOpen the Peripheral example under BLE, compile and download it to the development board
Downlo...
In the previous article, we learned how to enable the function of printing FLASH and RAM usage information after programming. However, in actual development, although our program does not use all the ...
1. IntroductionVerilog HDL is a hardware description language specifically used to design digital systems, such as network switches, microprocessors, memories, and even simple flip-flops. Using Verilo...
As we enter 2022, price increase letters from major chip manufacturers are still being updated and price increases are still continuing.There have been frequent emergencies recently, including factory...
This material explains semiconductors in the form of comics . It is a very practical book. Compared with our traditional textbooks, it has several outstanding features. First, the comic format is easi...
POE switch technology has been developed for many years and technical standards have long been established, so why has POE power supply technology not yet become popular?...
For LTE-Advanced, 3GPP Release 10 introduces several new features to enhance the existing LTE standard, which are designed to increase the peak downlink data rate to more than 1Gbps while reducing ...[Details]
Schematic diagram of low-end car charging solution implemented by single-chip 34063
Advantages: Low cost;
Disadvantages: (1) Poor reliability, single function; no saf...[Details]
iPhone SE is a product that some users like very much. Not only is it relatively cheaper, but the most important thing is that the configuration is sufficient, and the small screen is very easy to op...[Details]
Munich, Germany, October 25, 2021 - Using energy in a responsible manner is a fundamental element of innovation in the field of energy efficiency and will also help create a greener planet. Infineo...[Details]
Time measurement usually refers to the measurement of the time parameters of a signal, such as the signal's period, pulse width, rise time, and fall time. The specific method of measuring time parame...[Details]
1. The casing must be grounded For safety reasons, the oscilloscope housing must be grounded. Before powering on, check whether the power cord is worn, broken, or has exposed wires to avoid electric ...[Details]
In the 1990s, people believed that the best circuit for an AC/DC converter with 400V input, 100A, and 48V output was a full-bridge or dual-tube forward type. Northern Telecom of Canada once made ...[Details]
introduction
The fans currently sold on the market mainly connect the speed controller and the fan body through wires, and the speed controller is often fixed on the wall when in use, which mak...[Details]
To provide more flexibility in charging mobile devices, designers are creating new charging methods, such as wireless charging and solar charging, but their challenges are not over; these charging me...[Details]
According to US technology media CNET, Google's sister company Waymo will conduct actual road tests on self-driving semi-trailer trucks in Phoenix, Arizona. Waymo's self-driving taxi service has beco...[Details]
Fitbit, the US smart wearables company, has announced earnings for the second quarter of 2019, noting a sharp year-on-year decline in smartwatch revenue. The day before, Apple reported strong growth ...[Details]
Previously, we explained the introduction of software and hardware and counting examples, basic use of cameras, visual positioning based on shape matching, BLOB detection and size measurement.
...[Details]
In March this year, the Sichuan Intellectual Property Service Promotion Center and the Sichuan Branch of the China Development Bank signed a strategic cooperation agreement. In order to further deepen...[Details]
Recently, National Instruments introduced a new FPGA-based programmable controller, the CompactRIO-9068 software-designed controller. According to National Instruments, the new controller can complet...[Details]
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