本帖最后由 eehome 于 2013-1-5 09:49 编辑 请问有哪些品牌做DC-DC 的芯片,国产进口都行,有知道的请告诉我,谢谢!
2011-10-31 11:36
LED的分选有两种方法:一是以芯片为基础的测试分选,二是对封装好的LED进行测试分选。(1)芯片的测试分选LED
2018-08-24 09:47
,生物制药 ,室内空气质量,喷漆车间, 医疗设备组装6通道的同步微粒计数, 美国Lighthouse公司手持式微粒计数器通过其3.8英寸(9.65厘米)的触摸屏显示累积和单体微粒计数数据以及温湿度
2019-11-07 14:57
LED上游外延片、芯片生产上,美国、日本、欧盟仍拥有很大的技术优势,而中国***地区则已成为全球重要的LED生产基地。虽然中国在
2017-10-11 18:32
[/td][td]When you are looking to take your environmental monitoring program to the next level, the ApexZ3 is your solution. The power of the ApexZ3 starts with the most complete system of self-diagnostics in the industry, an enclosure that is sealed, easy to wipe-down, and chemically compatible with all major cleaning solutions, and much more.Lighthouse is famous for re-defining particle counting when we launched our first products. Now the ApexZ3 is doing it again with features such as a handle with integrated status lights, an app for remote control and configuration, integrated WiFi and Bluetooth, 11-hour battery life with hot-swappable smart batteries, and a true multi-touch enabled display.The ApexZ3 is designed to be integrated into your environmental monitoring program. With the ability to wirelessly send data to your computer or server, the ApexZ3 can be used as a wireless real time sensor. Rooms and custom sample recipes can help to automate and simplify your monitoring routine. The ApexZ3 gives you various user and security levels, audit trails, and data tags that allow you to record things like batch and lot information, room status, or any other information you want associated with your particle counts. For large scale production facilities, we even offer custom integration and automation solutions.Contact your local Lighthouse representative and see for yourself where the ApexZ3 can take you.F E A T U R E S0.3 - 10.0µ Particle Size Channels1.0 CFM Flow Rate21 CFR Part 11 Compliant Self-Diagnostics7.0 inch Multi-Touch Display Sealed VHP Compatible Enclosure Integrated Status LightsHot Swappable Smart BatteriesWi-Fi, Ethernet and USB Data Transfer Options Built-In Cleanroom Certification Reports2 Year Warranty
2019-11-07 14:49
概述 BP26X###是一款内置电流采样电阻的降压型 LED恒流驱动芯片。芯片工作在电感电流临界连续模式,适用于 85Vac~265Vac 全范围输入电压的非隔离降压型 LED
2018-11-03 10:22
最近在搞LED灯,分享一芯片选择资料
2012-09-16 10:14
体现出来。 LED灯具对低压驱动芯片的要求 1、驱动芯片的标称输入电压范围应当满足直流8~40V,以覆盖较广的应用需要。耐压能力最好大于45V。当输入为交流12V或24V时,简单的桥式整流器输出电压
2014-01-24 17:17
LED芯片分为MB芯片,GB芯片,TS芯片,AS芯片等4种,下文将分析介
2016-11-04 14:50
来源速途网 路透社周二刊文称,随着***加大对芯片设计的开发扶持力度,中国内地芯片产业的发展势头直逼美国和***地区,全球话语权逐步增强。但分析人士认为,中国在强势推动芯片
2016-06-29 11:17