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#第六届立创电赛#基于TL494的Buck可调稳压恒流电源

创建时间:3年前

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视频

  • 立创电赛:基于TL494的BUCK稳压恒流电源-个人及项目简介.mp4

  • 立创电赛:基于TL494的BUCK稳压恒流电源-项目功能展示.mp4

  • 立创电赛:基于TL494的Buck可调稳压恒流电源-硬件方案详解.mp4

描述

<div class="document"> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">注:* 为必填项</p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><strong><span style="color: #0093e6;">请在报名阶段填写 ↓</span></strong></p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p> <h3 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">* 1、项目功能介绍</h3> <hr class="horizontal-splitline normal-bold-2"> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><span style="color: #95a5a6; font-size: 14px;">电子制作及试验过程中,采用电池、通信电源等恒压电源有诸多不便,难以随时调整电压。为解决该问题,本项目采用TL494作为主控芯片,设计了Buck稳压恒流电路,从而在今后的电子制作中可以便捷地获得适合的电压与电流</span></p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p> <h3 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">*2、项目属性</h3> <hr class="horizontal-splitline normal-bold-2"> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><span style="color: #95a5a6; font-size: 14px;">本项目为原创项目,未参加过其他比赛,未参加答辩</span></p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p> <h3 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">* 3、开源协议</h3> <hr class="horizontal-splitline normal-bold-2"> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><span style="color: #95a5a6; font-size: 14px;">本项目采用GPL3.0开源协议</span></p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p> <p style="line-height: 1.8;"> </p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><strong><span style="color: #0093e6;">请在竞赛阶段填写 ↓</span></strong></p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p> <h3 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">*4、硬件部分</h3> <hr class="horizontal-splitline normal-bold-2"> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><img src="//image.lceda.cn/pullimage/rVUPrdLG6VKU7yapL89qjm9ByafQa84NqUumJHx4.jpeg" alt=""><img src="//image.lceda.cn/pullimage/4BjQrvuDgCZOo94HspTfGW97tiwo2BoOujuAjUFj.jpeg" alt="" width="2481" height="3508"><img src="//image.lceda.cn/pullimage/DP4yivnV7Tg9QeeJPsIc8x9HbsODJi1tFJLWmiuU.jpeg" alt=""><img src="//image.lceda.cn/pullimage/BqvPCYeK51fiFuYuGtoOFeg1k7mDAE9FrF5zfzcE.jpeg" alt=""><img src="//image.lceda.cn/pullimage/TcZkv9P2xFrgdhkTQlQLXquWQtdQC0iCJLgpdXye.jpeg" alt=""><img src="//image.lceda.cn/pullimage/Rdbd6SJspznpnk0IbeeUcqi3AmGbNGxnVwilrWwB.jpeg" alt="" width="2481" height="3508"><img src="//image.lceda.cn/pullimage/dnXkuGGLGkh5LBoEJx9SysE4e8rAyXFzSaG8ITT9.jpeg" alt="" width="2481" height="3508"></p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt pap-left-indent-1.6em" style="line-height: 1.8;"> </p> <h3 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">*5、软件部分</h3> <hr class="horizontal-splitline normal-bold-2"> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><span style="color: #95a5a6; font-size: 14px;">本项目采用纯硬件实现,不涉及软件内容</span></p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt pap-left-indent-1.6em" style="line-height: 1.8;"> </p> <h3 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">*6、BOM清单</h3> <hr class="horizontal-splitline normal-bold-2"> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><img src="//image.lceda.cn/pullimage/v4yK5YrkYx0AYMRtrIkzBjtHQ5Zxa2alYssdRwq7.jpeg" alt="" width="1070" height="618"></p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p> <h3 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">*7、大赛LOGO验证</h3> <hr class="horizontal-splitline normal-bold-2"> <p style="line-height: 1.8;"> </p> <p><img src="//image.lceda.cn/pullimage/aYEqwmkWeNztKhdAbHROkg2JSx2JPeFZUWijTyr7.jpeg" alt=""></p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><span style="color: #95a5a6; font-size: 14px;">点击zip下载大赛logo标识! <span style="text-decoration: underline;"><a href="https://lceda.oss-cn-shenzhen.aliyuncs.com/diy/uploads/file/2019/05/29/0e4d93a463d7ceb5e7dc77d774b7a4ae.zip" target="_blank">(大赛标识).zip</a></span></span></p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><img src="//image.lceda.cn/pullimage/Uub9x9ktmih71HVji3lKId3qOxTCP7erEShBEHQZ.jpeg" alt="" width="3456" height="4608"><img src="//image.lceda.cn/pullimage/cEUUNGZEyPo0Y1tFbfGJI1G366TS9KWyvU7RRWQn.jpeg" alt="" width="3456" height="4608"></p> <h3 class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;">* 8、演示您的项目并录制成视频上传</h3> <hr class="horizontal-splitline normal-bold-2"> <p style="line-height: 1.8;"> </p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><span style="color: #95a5a6; font-size: 14px;">视频要求:请横屏拍摄,分辨率不低于1280×720,格式Mp4/Mov,单个视频大小限100M内;</span></p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><span style="color: #95a5a6; font-size: 14px;">视频标题:立创电赛:{项目名称}-{视频模块名称};如立创电赛:《自动驾驶》-团队介绍。</span></p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"><span style="font-size: 14px;">更多详情:<a href="/posts/06c94d90c2c447dfbd9ed7339ff4a5b1" target="_blank">https://diy.szlcsc.com/posts/06c94d90c2c447dfbd9ed7339ff4a5b1</a></span></p> <p class="paragraph text-align-type-left pap-line-1.3 pap-line-rule-auto pap-spacing-before-3pt pap-spacing-after-3pt" style="line-height: 1.8;"> </p> </div>

文档

输入整流滤波

功率桥

驱动板

驱动板-PCB

输入整流滤波-PCB

功率桥-PCB

总体框图

BOM

ID Name Designator Footprint Quantity Manufacturer Part Manufacturer Supplier Supplier Part
1 4700uF C1 CAP-TH_BD30.0-P10.00-D2.3-FD 1
2 1500uF C2,C3 CAP-TH_BD16.0-P7.50-D1.2-FD 2
3 220uF C4,C5,C10,C12 CAP-TH_BD8.0-P3.50-D0.6-FD 4
4 104 C6,C7,C8,C9,C11,C13 RAD-0.1 6
5 RHRP3060 D1,D2 TO-220AC_L10.0-W4.5-P5.08-T 2
6 KBP01G D3,D4 DIO-BG-TH_L14.5-W3.5-P3.81_KBP 2
7 4.7uH L1 IND-SMD_L11.5-W10.0_SMMS1040 1
8 LED-TH-5mm_R LED1 LED-TH_BD5.0_RED 1
9 5.1k R1 R_AXIAL-0.4 1
10 DB128L-5.08-3P U1 CONN-TH_DB128L-5.08-3P 1
11 DB128L-5.08-2P U2,U3,U6,U7,U8 CONN-TH_2P-P5.08_DB128L-5.08-2P 5
12 L7812ABV U4,U5 TO-220-3_L10.0-W4.5-P2.54-L 2
13 1000uF C1,C2,C5 CAP-TH_BD16.0-P7.50-D1.2-FD 3
14 100nF C3,C4 CAP-TH_L7.2-W4.0-P5.00-D0.5 2
15 XH-2AW_C722860 CN1,CN2,CN3,CN4 CONN-TH_XH-2AW_C722860 4
16 1N4148 D1,D2 DO-35_BD2.0-L4.2-P8.20-D0.5-RD 2
17 100u L1 功率电感 1
18 75NF75 Q1,Q2 TO-220-3_L10.0-W4.5-P2.54-L 2
19 220 R1,R2 R_AXIAL-0.4 2
20 10k R3 R_AXIAL-0.4 1
21 1k R4 R_AXIAL-0.4 1
22 0.01 R5 RES-TH_LR12DL1020LJ 1
23 DB128L-5.08-2P U1,U2,U3 CONN-TH_2P-P5.08_DB128L-5.08-2P 3
24 104 C1,C6 RAD-0.1 2
25 220uF C2 CAP-TH_BD8.0-P3.50-D0.6-FD 1
26 102 C3 RAD-0.1 1
27 10uF C7 CAP-TH_BD5.0-P2.00-D0.8-FD 1
28 XH-2AW_C722860 CN1,CN2,CN3,CN4,CN5 CONN-TH_XH-2AW_C722860 5
29 FR107 D1 DO-41_BD2.4-L4.7-P8.70-D0.9-RD 1
30 10k R1 R_AXIAL-0.4 1
31 330k R2,R8 R_AXIAL-0.4 2
32 20K R3,R4 RES-ADJ-TH_3296W 2
33 1k R5,R9,R11 R_AXIAL-0.4 3
34 2k R6,R7 R_AXIAL-0.4 2
35 100k R10 R_AXIAL-0.4 1
36 TL494N U1 DIP-16_L20.0-W6.4-P2.54-LS7.6-BL 1
37 IR2104PBF U2 DIP-8_L10.0-W6.5-P2.54-LS7.6-BL 1
38 LM358AP U3 DIP-8_L9.7-W6.4-P2.54-LS7.6-BL 1
39 1u C14 CASE-A_3216 1
40 1N4148 D1,D2 DO-35_BD2.0-L4.0-P8.00-D0.5-FD 2
41 HDR-F-2.54_1x2 H1,H2 HDR-F-2.54_1X2 2
42 1m L2 L0603 1
43 2N3904(SOT-23) Q1 SOT-23-3_L2.9-W1.3-P1.90-LS2.4-TR 1
44 STP75NF75 Q2,Q3 TO-220-3_L10.0-W4.5-P2.54-L 2
45 1k R1,R12,R13,R14,R15,R16 R_AXIAL-0.4 6
46 LM358 U1,U2,U3,U9 DIP08-KIT 4
47 74HC04 U4 SOP14 1

附件

附件名 下载
立创电赛:基于TL494的Buck可调稳压恒流电源-硬件方案详解.pdf
立创电赛:基于TL494的Buck可调稳压恒流电源-BOM.csv

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xiangyang0926 回复
<p>宝友,电源板,可不兴这么布线</p>
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