License

MIT

Tags
STM32
Recommend Projects

Cheap-Link

1 year ago 284
  • Description
  • Documents
  • BOM
  • Attachments
  • Members
  • Comments

Description

Features:

  • Low dropout 5V USB protection from external power supply
  • Compact form-factor
  • Pain-in-the-ass 0402 capacitors

In case of failure (or low voltage on 5V pin) at first check following:

  • Fuse
  • AO3401A FET

Documents

Schematics

PCB

BOM

ID Name Designator Footprint Quantity Mounted
1 100n C9,C8,C3,C5,C6 0402-CAP 5 Yes C76997
2 20pF C1,C2 0402 2 Yes C1554
3 XH2.54-7P DEBUG_HEADER XH2.54-7P 1 Yes
4 U-F-M5DD-Y-L1 USB1 MICRO-USB-A8 1 Yes C145791
5 Led LED LED-0603 1 Yes C138541
6 1k R13 0603 1 Yes C103198
7 22 R1,R2 0603 2 Yes C96423
8 1.5k R3 0603 1 Yes C22843
9 JTAG Enable SJ1 SOLDER JUMPER 2_PADS 1 Yes
10 100 R4,R8,R9,R10,R11 0603 5 Yes C115420
11 10k R5 0603 1 Yes C103199
12 DMMT5401-7-F Q1 SOT-23-6 1 Yes C154733
13 AO3401A Q3 SOT-23(SOT-23-3) 1 Yes C15127
14 47k R6,R7 0603 2 Yes
15 1u C10 0603-CAP 1 Yes C1592
16 165Ω R16,R17,R18 0603 3 Yes C22888
17 ESD5305F-6/TR D1 SOT23-6 1 Yes C136137
18 SE8117T33HF U2 SOT-223-3LEAD_TABPIN2 1 Yes C115002
19 0438002.WR U3 0603 1 Yes C99545
20 22uF C7 0603-CAP 1 Yes C109448
21 10uF C4 0603-CAP 1 Yes C1691
22 8MHz X1 OSC-49S-1 1 Yes C21263
23 STM32F103C8T6 U1 LQFP-48_7X7X05P 1 Yes C8734

Attachments

None

Members

Success
The owner does not allow comments in this project now

Comments (0)

goToTop
你现在访问的是EasyEDA海外版,使用建立访问速度更快的国内版 https://lceda.cn(需要重新注册)
如果需要转移工程请在个人中心 - 工程 - 工程高级设置 - 下载工程,下载后在https://lceda.cn/editor 打开保存即可。
有问题联系QQ 3001956291 不再提醒
svg-battery svg-battery-wifi svg-books svg-more svg-paste svg-pencil svg-plant svg-ruler svg-share svg-user svg-logo-cn svg-double-arrow
We use cookies to offer you a better experience. Detailed information on the use of cookies on this website is provided in our Privacy Policy. By using this site, you consent to the use of our cookies.