觸摸延時開關(guān)電路圖
2022-02-09 13:44:09
50 多襠調(diào)光開關(guān)電路圖
2022-01-25 09:22:48
48 聲控開關(guān)電路圖
2009-03-16 09:50:00
本文主要介紹了時控開關(guān)符號和時控開關(guān)電路圖。
2019-10-21 09:26:13
42500 ![](https://file.elecfans.com/web1/M00/AA/D9/pIYBAF2tCP6Ae5gPAAD3XrpGDN8123.jpg)
并聯(lián)開關(guān)電路也叫升壓開關(guān)電路或Boost 電路,并聯(lián)開關(guān)電路的原理圖和等效電路圖如圖1-3所示。
2019-10-07 11:01:00
22157 ![](https://file.elecfans.com/web1/M00/A7/94/o4YBAF2IOEGAfeVEAAA6ri7K7yg071.jpg)
本文首先介紹了光控開關(guān)概念與功能和用途,其次介紹了四款光控開關(guān)電路圖,最后介紹了三極管組成的光控開關(guān)電路原理圖。
2018-05-15 10:30:33
37775 ![](https://file.elecfans.com/web1/M00/50/B8/o4YBAFr6SOuAJZKbAACe2Z24G1I804.jpg)
定時開關(guān)電路圖
2017-03-04 17:53:55
12 圖中所示是555時基集成電路組成的印相定時電路.這個線路可用于印相,放大等光源的定時.將555時基電路接成單穩(wěn)
2010-10-02 12:00:42
601 圖中所示是用555時基集成電路組成的報警器.第一級555組成單穩(wěn)態(tài)觸發(fā)器,暫稱時間由W1和C1決定,如圖所示的數(shù)
2010-09-29 17:28:32
850 ![](https://file1.elecfans.com//web2/M00/A5/BA/wKgZomUMOc6Ac2oPAAHMyVRSRuo646.jpg)
圖中所示是一個盆花缺水指示器線路,主要由場效應(yīng)管BG1,晶體三極管BG2和555時基集成電路組成.
2010-09-29 17:20:40
1054 ![](https://file1.elecfans.com//web2/M00/A5/BA/wKgZomUMOc6ASARXAAFUyPjhqDA781.jpg)
用555時基集成電路組成臺類觸摸開關(guān),如圖中所示,圖示電路只要用手摸一下臺燈的金屬裝飾物,燈就亮;再摸另
2010-09-29 16:31:18
1279 ![](https://file1.elecfans.com//web2/M00/A5/BA/wKgZomUMOc2ASB1BAADw0iUc8f4981.jpg)
將555連接成如圖所示的脈沖多諧振蕩器,其特性就是一個接近開關(guān).22M的電阻接在2腳可有效地使555處于空載狀態(tài),
2010-09-29 15:32:21
1140 ![](https://file1.elecfans.com//web2/M00/A5/BA/wKgZomUMOc2AOaZnAABSuakvrkA159.jpg)
555時基集成電路可以組成穩(wěn)定的石英晶體振蕩器,如圖中所示,圖中電容器C的端電壓,通過晶體加到比較器
2010-09-28 16:53:51
1360 ![](https://file1.elecfans.com//web2/M00/A5/B9/wKgZomUMOcyAX34JAABNIh6e2oA657.jpg)
圖中所示是由555時基集成電路組成高頻晶閘管觸發(fā)電路可交替觸發(fā)兩個晶閘管,輸出電流1A.
2010-09-28 15:44:17
903 ![](https://file1.elecfans.com//web2/M00/A5/B9/wKgZomUMOcyAL6eOAAEY1OLAreA715.jpg)
圖中是由時基集成電路555組成高頻晶閘管整流器驅(qū)動脈沖(方波)發(fā)生器,晶閘管工作在超聲波和臭氣發(fā)生器
2010-09-28 02:30:12
1221 ![](https://file1.elecfans.com//web2/M00/A5/B9/wKgZomUMOcuAVeFIAABuj1PQrg8701.jpg)
圖中所示電路是由555時基集成電路組成的占空因素為50%的多諧振蕩器,輸出電流可達200MA。當3腳輸出為高
2010-09-28 02:22:01
651 ![](https://file1.elecfans.com//web2/M00/A5/B9/wKgZomUMOcuADuWqAAAiEvODmYA394.png)
圖中是用555時基集成電路組成的可調(diào)占空比的方波信號發(fā)生器線路。“時基集成電路組成振蕩器電路圖”
2010-09-28 01:54:25
1706 ![](https://file1.elecfans.com//web2/M00/A5/B9/wKgZomUMOcuAEbZqAAAdq3zAOlE706.png)
采用555時基集成電路,可以組成多種形式的自激多諧振蕩器,如圖所示。圖示線路,當電源接通時,VCC通過電阻
2010-09-28 01:48:44
575 ![](https://file1.elecfans.com//web2/M00/A5/B9/wKgZomUMOcuAb7njAAD3xKL8UbE189.jpg)
555接近開關(guān)電路圖
2010-03-30 15:14:25
1813 ![](https://file1.elecfans.com//web2/M00/A5/86/wKgZomUMONWAet4hAAB9NYWOXYo798.jpg)
接近開關(guān)電路圖
2010-03-30 14:41:51
9623 ![](https://file1.elecfans.com//web2/M00/A5/86/wKgZomUMONSAISONAAAW5qX_a_M501.jpg)
觸摸開關(guān)電路圖
2010-03-30 14:40:30
13803 ![](https://file1.elecfans.com//web2/M00/A5/86/wKgZomUMONSANvscAADJhvklzVY441.jpg)
555觸摸開關(guān)電路圖
2010-03-30 14:39:24
7386 ![](https://file1.elecfans.com//web2/M00/A5/86/wKgZomUMONSAON4ZAAEY2_OCO3Y413.jpg)
這開關(guān)電路中的應(yīng)用例電路圖
2009-08-08 16:05:02
765 ![](https://file1.elecfans.com//web2/M00/A5/37/wKgZomUMN3CASWinAAESvl_BkUI570.jpg)
零電壓開關(guān)集成電路圖
2009-07-17 11:49:26
543 ![](https://file1.elecfans.com//web2/M00/A5/29/wKgZomUMNy-AAl3IAADaVKfAr3A001.jpg)
大電流開關(guān)電路圖
2009-07-03 14:12:30
2006 ![](https://file1.elecfans.com//web2/M00/A5/19/wKgZomUMNuyAGTATAAEqx12kylI847.jpg)
低頻開關(guān)電路圖
2009-07-03 13:36:31
801 ![](https://file1.elecfans.com//web2/M00/A5/18/wKgZomUMNumAda1qAAE3ZM1JyTM783.jpg)
雷達視頻開關(guān)電路圖
2009-07-02 11:47:14
1507 ![](https://file1.elecfans.com//web2/M00/A5/17/wKgZomUMNuOAVWrVAAGAvLE03kQ190.jpg)
LH1056開關(guān)電路及波形電路圖
2009-07-01 11:12:12
955 ![](https://file1.elecfans.com//web2/M00/A5/15/wKgZomUMNtuAVqNSAAFE5QyUgvQ213.jpg)
遙控旋轉(zhuǎn)開關(guān)電路圖
2009-06-20 11:17:17
1161 ![](https://file1.elecfans.com//web2/M00/A5/09/wKgZomUMNqeAdcFTAACRYV6c-HE795.jpg)
輕觸延時開關(guān)電路圖
2009-06-15 13:08:32
2988 ![](https://file1.elecfans.com//web2/M00/A5/05/wKgZomUMNpaAawAlAAFqkaF1OqA902.jpg)
音樂集成塊觸模式臺燈開關(guān)電路圖
2009-06-13 17:18:28
1039 ![](https://file1.elecfans.com//web2/M00/A5/05/wKgZomUMNpSACeRiAACzpWU9uhU288.jpg)
新一代集成電路聲光控照明燈開關(guān)電路圖
2009-06-12 11:04:30
4321 ![](https://file1.elecfans.com//web2/M00/A5/04/wKgZomUMNo-AUHcCAABhOo7jGhY198.jpg)
磁敏二極管接近開關(guān)電路圖
2009-06-08 15:27:43
1045 ![](https://file1.elecfans.com//web2/M00/A4/FE/wKgZomUMNnyAV7LqAAB-h3we0hU783.jpg)
雙敏光控開關(guān)電路圖
2009-06-06 09:43:38
962 ![](https://file1.elecfans.com//web2/M00/A4/FC/wKgZomUMNnKAW1D_AABALsGigtY781.jpg)
雙管暗通開關(guān)電路圖
2009-06-06 09:42:11
728 ![](https://file1.elecfans.com//web2/M00/A4/FC/wKgZomUMNnKASsItAABHLLxfwIU538.jpg)
日光開關(guān)電路圖
2009-06-06 09:36:58
1028 ![](https://file1.elecfans.com//web2/M00/A4/FC/wKgZomUMNnKAXbaBAABZjvTORVg335.jpg)
簡單的亮通開關(guān)電路圖
2009-06-06 08:51:03
1819 ![](https://file1.elecfans.com//web2/M00/A4/FB/wKgZomUMNnGAT9qaAAAuEknZx34340.jpg)
光控延時開關(guān)電路圖
2009-06-04 14:33:16
1684 ![](https://file1.elecfans.com//web2/M00/A4/FA/wKgZomUMNm2AMDUyAAA3zaMub3g397.jpg)
光觸發(fā)開關(guān)電路圖
2009-06-04 13:42:24
914 ![](https://file1.elecfans.com//web2/M00/A4/FA/wKgZomUMNmyAGJU4AABLJCMtP7I144.jpg)
實用集成光控開關(guān)電路圖
2009-05-26 14:30:08
1349 ![](https://file1.elecfans.com//web2/M00/A4/F2/wKgZomUMNlCAcMKBAACGUDac4zw133.jpg)
節(jié)電燈開關(guān)電路圖
2009-05-26 14:22:25
1207 ![](https://file1.elecfans.com//web2/M00/A4/F2/wKgZomUMNk-AU4OFAABDDAXcdr0109.jpg)
簡單實用的輕觸開關(guān)電路圖
2009-05-26 14:20:49
13468 ![](https://file1.elecfans.com//web2/M00/A4/F2/wKgZomUMNk-AZQVFAAAolt_Gaik606.jpg)
光控路燈開關(guān)電路圖
2009-05-25 14:07:42
13837 ![](https://file1.elecfans.com//web2/M00/A4/F1/wKgZomUMNkyAYlX-AABMlTY1784483.jpg)
彩燈電子開關(guān)電路圖
2009-05-25 13:59:51
965 ![](https://file1.elecfans.com//web2/M00/A4/F1/wKgZomUMNkyAdnyVAABbz98Bgd0937.jpg)
遙控調(diào)光開關(guān)電路圖
2009-05-20 10:52:37
33
觸摸延時開關(guān)電路圖
2009-05-19 13:03:59
3890 射頻遙控開關(guān)電路圖
2009-05-19 10:00:00
28
容性開關(guān)電路圖
2009-05-18 15:04:04
655 ![](https://file1.elecfans.com//web2/M00/A4/EB/wKgZomUMNjOAajgtAAB1Pyg5824677.jpg)
零伏開關(guān)電路圖
2009-05-18 15:03:45
921 ![](https://file1.elecfans.com//web2/M00/A4/EB/wKgZomUMNjOAXB77AACDoDaGYUA231.jpg)
接近開關(guān)電路圖
2009-05-18 15:02:31
1773 ![](https://file1.elecfans.com//web2/M00/A4/EB/wKgZomUMNjOABjKIAAA0W6_ASF8961.jpg)
聲控開關(guān)電路圖
2009-05-08 15:38:06
2459 ![](https://file1.elecfans.com//web2/M00/A4/E0/wKgZomUMNg2Aaw1rAAB_5jVRhiU300.jpg)
定時開關(guān)電路圖
2009-05-08 15:20:26
6388 ![](https://file1.elecfans.com//web2/M00/A4/E0/wKgZomUMNguAaZrTAAB5-0JW-iU439.jpg)
光控開關(guān)電路圖
2009-05-08 14:53:09
5351 ![](https://file1.elecfans.com//web2/M00/A4/DF/wKgZomUMNgqACEGGAABYw5lxlkg297.jpg)
接近開關(guān)電路圖
2009-05-06 12:59:48
1637 ![](https://file1.elecfans.com//web2/M00/A4/D9/wKgZomUMNfSAAEAtAADDdRf7RDg905.jpg)
肘控開關(guān)電路圖
2009-04-17 11:52:49
675 ![](https://file1.elecfans.com//web2/M00/A4/C4/wKgZomUMNZuAAbQmAACW_vcmdVU231.jpg)
接近開關(guān)電路圖
2009-04-17 11:48:14
2301 ![](https://file1.elecfans.com//web2/M00/A4/C4/wKgZomUMNZqAQYTSAAGtnYdl9JU980.jpg)
簡易光控開關(guān)電路圖
2009-04-17 11:46:30
2263 ![](https://file1.elecfans.com//web2/M00/A4/C4/wKgZomUMNZqALdaQAADO_smVqeo941.jpg)
過零開關(guān)電路圖
2009-04-14 09:30:09
4121 ![](https://file1.elecfans.com//web2/M00/A4/C0/wKgZomUMNYmAZBbnAACi_qlYmig005.jpg)
定時開關(guān)電路圖
2009-04-13 10:34:11
3631 ![](https://file1.elecfans.com//web2/M00/A4/BF/wKgZomUMNYaALB4QAAHR2Nt2iQ0384.jpg)
定時交流開關(guān)電路圖
2009-04-13 10:33:45
594 ![](https://file1.elecfans.com//web2/M00/A4/BF/wKgZomUMNYaAf7ITAAEvzFr9e8M909.jpg)
雙通道開關(guān)電路圖
2009-04-13 09:04:48
2091 ![](https://file1.elecfans.com//web2/M00/A4/BD/wKgZomUMNX6ALFCWAAAwhTme_b8924.jpg)
高頻開關(guān)電路圖
2009-04-13 09:04:11
855 ![](https://file1.elecfans.com//web2/M00/A4/BD/wKgZomUMNX6AKIRQAABZRZS_y6Y140.jpg)
差動模擬開關(guān)電路圖
2009-04-13 09:01:52
1130 ![](https://file1.elecfans.com//web2/M00/A4/BD/wKgZomUMNX6AZF9dAACUaM8p8dI512.jpg)
延時高壓開關(guān)電路圖
2009-04-11 12:14:00
1203 ![](https://file1.elecfans.com//web2/M00/A4/BB/wKgZomUMNXeAFmUUAACKXbCgtz8014.jpg)
可調(diào)間歇開關(guān)電路圖
2009-04-11 12:07:26
2679 ![](https://file1.elecfans.com//web2/M00/A4/BB/wKgZomUMNXeAQHo5AAEeaM6ayXk586.jpg)
電子輕觸開關(guān)電路圖
2009-04-11 12:03:00
4465 ![](https://file1.elecfans.com//web2/M00/A4/BB/wKgZomUMNXaAJ12FAAG6fJJ1RyU248.jpg)
電燈延遲開關(guān)電路圖
2009-04-09 09:16:53
1607 ![](https://file1.elecfans.com//web2/M00/A4/B7/wKgZomUMNWeAE0IPAAEWvn_FgWg811.jpg)
觸摸敏感開關(guān)電路圖
2009-03-24 10:03:34
1127 ![](https://file1.elecfans.com//web2/M00/A4/A8/wKgZomUMNSmANvlNAACXV6Rm6rU201.jpg)
CMOS觸摸開關(guān)電路圖
2009-03-24 10:02:27
1688 ![](https://file1.elecfans.com//web2/M00/A4/A8/wKgZomUMNSmAfsu7AADdq_A08Ec648.jpg)
變速開關(guān)電路圖
2009-03-24 08:48:59
937 ![](https://file1.elecfans.com//web2/M00/A4/A7/wKgZomUMNSeAXf53AACEVXyuhb4975.jpg)
聲控開關(guān)電路圖
2009-03-06 13:41:45
3028 ![](https://file1.elecfans.com//web2/M00/A4/9D/wKgZomUMNPyAbL8wAALw8rrKOdU987.jpg)
紅外搖控開關(guān)電路圖
2009-03-06 13:35:27
1109 ![](https://file1.elecfans.com//web2/M00/A4/9D/wKgZomUMNPyAQJ1MAAMm0lcthrw124.jpg)
自動空氣開關(guān)電路圖
U代表電壓 I代表
2009-02-25 09:44:29
5866 ![](https://file1.elecfans.com//web2/M00/A4/99/wKgZomUMNOqAXguoAAEupLudpgU258.jpg)
聲音激勵開關(guān)電路圖
2009-01-11 22:49:44
476 ![](https://file1.elecfans.com//web2/M00/A4/87/wKgZomUMNJiARMQLAAGz9eyJSO4842.jpg)
臺燈觸摸開關(guān)電路圖:如下圖,下面是其工作原理介紹。
2008-12-24 18:43:45
29380 ![](https://file1.elecfans.com//web2/M00/A4/83/wKgZomUMNIeAEXJwAABH8SFYGTI774.jpg)
聲光控制開關(guān)電路圖
2008-11-06 12:16:47
4278 ![](https://file1.elecfans.com//web2/M00/A4/73/wKgZomUMNESAEqvwAADeBYZeM7U670.jpg)
聲光控電子開關(guān)電路圖,電路由交流開關(guān),電子開關(guān),整形電路,檢波器,聲音放大電路組成。一種利用聲、光雙重控制的無觸點開關(guān)。晚上,光線變暗時,
2008-01-12 09:10:30
6694 ![](https://file1.elecfans.com//web2/M00/A4/4A/wKgZomUMM4aALTxEAACfOrSjq1g190.bmp)
觸摸延時開關(guān)電路圖由時基芯片NE555組成。
集成電路IC1是一片555定時電路,在這里接成單穩(wěn)態(tài)電路。平時由于觸摸片P端無感應(yīng)電壓,電容C1通過555第7
2008-01-09 17:35:42
7898 ![](https://file1.elecfans.com//web2/M00/A4/49/wKgZomUMM4WAM5qGAAAIWzmgd1o713.gif)
通斷觸摸開關(guān)電路圖
2007-12-16 01:22:11
1664 ![](https://file1.elecfans.com//web2/M00/A4/46/wKgZomUMM3iARN9VAADU6Uvw_1I492.jpg)
簡單的零壓開關(guān)電路圖:下圖所示電路是零壓觸發(fā)的開關(guān)電路。它包括過零檢測電路和可控硅驅(qū)動電路。
2007-12-16 01:15:44
1147 ![](https://file1.elecfans.com//web2/M00/A4/46/wKgZomUMM3eAfZZ3AAEcVHtwy0E588.jpg)
多點控制開關(guān)電路圖
2007-12-14 21:00:29
5685 ![](https://file1.elecfans.com//web2/M00/A4/46/wKgZomUMM3eAa0vWAAFGHfj_QqU396.jpg)
觸摸式電子開關(guān)電路圖
電網(wǎng)電源是經(jīng)降壓,整流,穩(wěn)壓,濾波后供給555時基電路的工作電源
2007-12-14 20:49:45
1164 ![](https://file1.elecfans.com//web2/M00/A4/46/wKgZomUMM3eAIDpHAAHfiDjJTz8418.jpg)
無線遙控開關(guān)電路圖
2007-12-12 22:44:59
3673 ![](https://file1.elecfans.com//web2/M00/A4/45/wKgZomUMM3GACvt_AAIMUztEkKY362.jpg)
電子開關(guān)電路圖
2007-12-08 12:37:15
2876 ![](https://file1.elecfans.com//web2/M00/A4/43/wKgZomUMM2qALvyjAACdwki6SRo295.jpg)
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