价 格: | 0.35 | |
品牌/商标: | 台湾Sipu | |
型号/规格: | FDN335N/SP335N | |
种类: | 绝缘栅(MOSFET) | |
沟道类型: | N沟道 | |
导电方式: | 增强型 | |
用途: | MOS-ARR/陈列组件 | |
封装外形: | SMD(SO)/表面封装 | |
材料: | GaAS-FET砷化镓 |
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General Description
This N-Channel 2.5V specified MOSFET is produced
using Fairchild Semiconductor's advanced PowerTrench
process that has been especially tailored to minimize the
on-state resistance and yet maintain low gate charge for
superior switching performance.
Applications
• DC/DC converter
• Load switch
Features
• 1.7 A, 20 V. RDS(ON) = 0.07 W @ VGS = 4.5 V
RDS(ON) = 0.100 W @ VGS = 2.5 V.
• Low gate charge (3.5nC typical).
• High performance trench technology for extremely
low RDS(ON).
• High power and current handling capability.
一、可控硅的概念和结构? 晶闸管又叫可控硅(Silicon Controlled Rectifier, SCR)。自从20世纪50年代问世以来已经发展成了一个大的家族,它的主要成员有单向晶闸管、双向晶闸管、光控晶闸管、逆导晶闸管、可关断晶闸管、快速晶闸管,等等。今天大家使用的是单向晶闸管,也就是人们常说的普通晶闸管,它是由四层半导体材料组成的,有三个PN结,对外有三个电极〔图2(a)〕:层P型半导体引出的电极叫阳极A,第三层P型半导体引出的电极叫控制极G,第四层N型半导体引出的电极叫阴极K。从晶闸管的电路符号〔图2(b)〕可以看到,它和二极管一样是一种单方向导电的器件,关键是多了一个控制极G,这就使它具有与二极管完全不同的工作特性。 可控硅
N-CHANNEL ENHANCEMENTMODE FIELD EFFECTTRANSISTORDESCRIPTION2N7002 has been designed to minimize on-stateresistance while provide rugged, reliable, and fast switchingperformance. It can be used in most applications requiring up to400mA DC and can deliver pulsed currents up to 2A. The productis particularly suited for low voltage, low current applications suchas small servo motor control, power MOSFET gate drivers, andother switching applications FEATURES* High density cell design for low RDS(ON).* Voltage controlled small signal switch* Rugged and reliable * High saturation current capability "