网站标志
点评详情
发布于:2018-10-30 12:25:09  访问:156 次 回复:0 篇
版主管理 | 推荐 | 删除 | 删除并扣分
Easy LED Volt Meter
Locate premium quality fog lights, driving lights and also work lights for less at Harbor Freight! A series of ultra-bright LED replacement \"adorn\" globes for car interior lights, which are totally compatible with modern \"CANBus\" systems that would otherwise offer a globe failing caution when using an LED globe. Each world includes 6 ultra bright large angle SMD LEDs, a non-polarity circuit (can fit the globe in any case), and a CANBus circuit. There are 3 models to picked from, each working with 12VDC.
LEDs usually have very low reverse break down, on the order of 18-20 volts. If one is utilizing, state, a 24VDC supply and also were to hook the LED up in reverse, it would surely destroy the LED. When making use of an A/C supply, this can be somewhat mitigated by using two LEDs in anti-parallel to make sure that one of them is carrying out on each half-cycle, as well as the reverse voltage that the \"off\" 12 Volt Automotive Led interior Lights sees is never ever more than the forward voltage of the \"on\" LED, concerning 0.6 V to 2V, relying on LED kind. Vehicle billing systems are susceptible to \"load dump\", where the reverse voltage can briefly spike to 50 volts, or more, as when the engine delays or is shut off. Having a 100V to 200V diode in collection with the LED will avoid the LED from being ruined by a reverse existing spike.
Technically talking, LED is a tiny digital device constructed from semiconductor products (generally juxtaposed Silicon, Gallium, and Arsenic) that produce light when direct existing (DC) is passed through it. It has been around given that the 80s, as well as the most effective example of its usage that you might have missed out on is that tiny red-colored light that you see on your TELEVISION when you change it off using the remote controller. That tiny object which alters from green to red as well as vice versa is a light releasing diode. Years later on, we understood its genuine capacity as well as started utilizing it in whatever commercial. Including autos.
共0篇回复 每页10篇 页次:1/1
共0篇回复 每页10篇 页次:1/1
我要回复
回复内容
验 证 码
看不清?更换一张
匿名发表 

Copyright © 2007-2015 China800.Net 石家庄网人信息技术有限公司版权所有

WangRen Network Limited is a registered China company.

../../|PHPweb|boy119:zhuanke163