RELIANCE 803456-37RC
RELIANCE 803456-37RC
RC電路作為芯片復(fù)位電路
(1) RC電路充電
Figure2. RC電路電容充電過程
[1] U = 0時(shí),電路無通路。nRst點(diǎn)與任何一點(diǎn)都不存在電位差。
[2] 在給U一個(gè)電壓的瞬間,電容正極板上有電子通過點(diǎn)電源到達(dá)負(fù)極板從而形成回路,此時(shí)電源電壓U的值將分配在電阻R和電容C之上。nRst點(diǎn)的電壓與電容正極板的電壓值相等。
[3] 隨著自由電子的移動(dòng),電容充電完畢,不再有電流即電路中又無通路。此時(shí)V = U,電阻相當(dāng)于導(dǎo)線。nRst點(diǎn)與電容負(fù)極的電位差為U。
RC電路電容的充電過程也很短,但比純C電路的過程要長。這個(gè)時(shí)間可以通過基爾霍夫定律算出來:
R * I(t) + V(T) = U
I(t) = C * dV(t) / dt
得
R * C dV(t) / dt + V(T) = U (1)
這是一個(gè)一階線性非齊次(U !=0)微分方程。
首先,先討論(1)中對應(yīng)的齊次方程
R * C dV(t) / dt + V(T) = 0
分離變量得
RELIANCE 803456-37RC
咨詢 0592-5709821 或 18030229050
傳真:0592-5917519
購買 QQ:3151326358 或:3151326358@qq.com
ABB 3HAB9271-1/01B DriveUnit Dummy DriveUnit Dummy
ABB 57510001-AA DSCA 114 Print out board
ABB 57520001-U DSCA 121 Communication board
ABB 57160001-A DSDI 110 Digital b board
ABB 57160001-K DSDO 110 Digital output board
ABB YB161102-AH DSDX 110 Digital in/output board
ABB 57160001-TP DSDX B001 digital in-output board
ABB 57360001-U DSMB 124 Semiconductor memory board
ABB 57360001-AN DSMB 125 Semiconductor memory board
ABB 57360001-HG DSMB 127 Memory board
ABB 57330001-N DSMC 110 Floppy disk controller
ABB YB161102-AK DSPA 110 Axis computer
ABB 57310256-AF DSPC 150 Central processor
ABB 57310256-BA DSPC 153 Expand. single board computer
ABB 57310001-GP DSPC 157 Expand. single board computer
ABB YB161102-AD DSQC 103 Resolver power board
Reliance Electric 2DB4020 VS Drive Dynamic Braking Kit
RELIANCE ELECTRIC 0-51865-9 MODULE CURRENT LOOP
RELIANCE ELECTRIC SUPER DC 30 HP MOTOR 1750/2300 RPM
RELIANCE ELECTRIC 0-50004-R USPP 050004R
RELIANCE ELECTRIC 1AC2101U USPP 1AC2101U
RELIANCE ELECTRIC 6MB40007 DRIVE MD65 460V IP20 7.5HP
Reliance Electric Module 57401-2 574012 NEW!
Reliance Electric ESI 9171 15HP DC Drive ESI9171 *XLNT*
Reliance Electric Resolver Input 57411-1
DM-10 Reliance Electric Servo Drive Part # 9101-1131
Reliance Electric 1326AS-B310H-21 Servo Motor