PD Buddy Dev schematics and circuit board
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  1. EESchema Schematic File Version 2
  2. LIBS:power
  3. LIBS:device
  4. LIBS:transistors
  5. LIBS:conn
  6. LIBS:linear
  7. LIBS:regul
  8. LIBS:74xx
  9. LIBS:cmos4000
  10. LIBS:adc-dac
  11. LIBS:memory
  12. LIBS:xilinx
  13. LIBS:microcontrollers
  14. LIBS:dsp
  15. LIBS:microchip
  16. LIBS:analog_switches
  17. LIBS:motorola
  18. LIBS:texas
  19. LIBS:intel
  20. LIBS:audio
  21. LIBS:interface
  22. LIBS:digital-audio
  23. LIBS:philips
  24. LIBS:display
  25. LIBS:cypress
  26. LIBS:siliconi
  27. LIBS:opto
  28. LIBS:atmel
  29. LIBS:contrib
  30. LIBS:valves
  31. LIBS:74xgxx
  32. LIBS:ac-dc
  33. LIBS:actel
  34. LIBS:allegro
  35. LIBS:Altera
  36. LIBS:analog_devices
  37. LIBS:battery_management
  38. LIBS:bbd
  39. LIBS:brooktre
  40. LIBS:cmos_ieee
  41. LIBS:dc-dc
  42. LIBS:diode
  43. LIBS:elec-unifil
  44. LIBS:ESD_Protection
  45. LIBS:ftdi
  46. LIBS:gennum
  47. LIBS:graphic
  48. LIBS:hc11
  49. LIBS:ir
  50. LIBS:Lattice
  51. LIBS:logo
  52. LIBS:maxim
  53. LIBS:mechanical
  54. LIBS:microchip_dspic33dsc
  55. LIBS:microchip_pic10mcu
  56. LIBS:microchip_pic12mcu
  57. LIBS:microchip_pic16mcu
  58. LIBS:microchip_pic18mcu
  59. LIBS:microchip_pic32mcu
  60. LIBS:motor_drivers
  61. LIBS:motors
  62. LIBS:msp430
  63. LIBS:nordicsemi
  64. LIBS:nxp_armmcu
  65. LIBS:onsemi
  66. LIBS:Oscillators
  67. LIBS:powerint
  68. LIBS:Power_Management
  69. LIBS:pspice
  70. LIBS:references
  71. LIBS:relays
  72. LIBS:rfcom
  73. LIBS:sensors
  74. LIBS:silabs
  75. LIBS:stm32
  76. LIBS:stm8
  77. LIBS:supertex
  78. LIBS:switches
  79. LIBS:transf
  80. LIBS:ttl_ieee
  81. LIBS:video
  82. LIBS:wiznet
  83. LIBS:Worldsemi
  84. LIBS:Xicor
  85. LIBS:zetex
  86. LIBS:Zilog
  87. LIBS:pd-buddy
  88. LIBS:pd-buddy-sink-cache
  89. EELAYER 25 0
  90. EELAYER END
  91. $Descr A4 11693 8268
  92. encoding utf-8
  93. Sheet 4 6
  94. Title "PD Buddy Sink"
  95. Date ""
  96. Rev "0.3"
  97. Comp ""
  98. Comment1 ""
  99. Comment2 ""
  100. Comment3 ""
  101. Comment4 ""
  102. $EndDescr
  103. $Comp
  104. L DMP4015SSS Q2
  105. U 1 1 588FA570
  106. P 6400 3550
  107. F 0 "Q2" H 6600 3600 50 0000 L CNN
  108. F 1 "DMP4015SSS" H 6600 3500 50 0000 L CNN
  109. F 2 "Housings_SOIC:SOIC-8_3.9x4.9mm_Pitch1.27mm" H 6600 3650 50 0001 C CNN
  110. F 3 "http://www.diodes.com/_files/datasheets/DMP4015SSS.pdf" H 6600 3600 50 0001 C CNN
  111. 1 6400 3550
  112. 1 0 0 1
  113. $EndComp
  114. $Comp
  115. L MMBT2222AL Q1
  116. U 1 1 588FA577
  117. P 5450 4050
  118. F 0 "Q1" H 5650 4125 50 0000 L CNN
  119. F 1 "MMBT2222ALT1G" H 5650 4050 50 0000 L CNN
  120. F 2 "TO_SOT_Packages_SMD:SOT-23" H 5650 3975 50 0001 L CIN
  121. F 3 "" H 5450 4050 50 0000 L CNN
  122. 1 5450 4050
  123. 1 0 0 -1
  124. $EndComp
  125. $Comp
  126. L Screw_Terminal_1x02 J1
  127. U 1 1 588FA688
  128. P 7000 4050
  129. F 0 "J1" H 7000 4300 50 0000 C TNN
  130. F 1 "5-20 V⎓" V 6850 4050 50 0000 C TNN
  131. F 2 "Connectors_Terminal_Blocks:TerminalBlock_Pheonix_MPT-2.54mm_2pol" H 7000 3825 50 0001 C CNN
  132. F 3 "" H 6975 4050 50 0001 C CNN
  133. 1 7000 4050
  134. -1 0 0 -1
  135. $EndComp
  136. Text HLabel 4650 4050 0 60 Input ~ 0
  137. OUT_CTRL
  138. Wire Wire Line
  139. 5150 4050 5250 4050
  140. $Comp
  141. L GND #PWR26
  142. U 1 1 58925B13
  143. P 5550 4550
  144. F 0 "#PWR26" H 5550 4300 50 0001 C CNN
  145. F 1 "GND" H 5550 4400 50 0000 C CNN
  146. F 2 "" H 5550 4550 50 0000 C CNN
  147. F 3 "" H 5550 4550 50 0000 C CNN
  148. 1 5550 4550
  149. 1 0 0 -1
  150. $EndComp
  151. Wire Wire Line
  152. 5550 4550 5550 4250
  153. $Comp
  154. L GND #PWR27
  155. U 1 1 58925CFD
  156. P 6500 4550
  157. F 0 "#PWR27" H 6500 4300 50 0001 C CNN
  158. F 1 "GND" H 6500 4400 50 0000 C CNN
  159. F 2 "" H 6500 4550 50 0000 C CNN
  160. F 3 "" H 6500 4550 50 0000 C CNN
  161. 1 6500 4550
  162. 1 0 0 -1
  163. $EndComp
  164. Wire Wire Line
  165. 6500 3350 6500 3050
  166. $Comp
  167. L D_Schottky D1
  168. U 1 1 58925D4E
  169. P 6500 4050
  170. F 0 "D1" H 6500 4150 50 0000 C CNN
  171. F 1 "SS14FL" H 6500 3950 50 0000 C CNN
  172. F 2 "Diodes_SMD:D_SOD-123F" H 6500 4050 50 0001 C CNN
  173. F 3 "https://www.fairchildsemi.com/datasheets/SS/SS14FL.pdf" H 6500 4050 50 0001 C CNN
  174. 1 6500 4050
  175. 0 1 1 0
  176. $EndComp
  177. Wire Wire Line
  178. 6500 3750 6500 3900
  179. Wire Wire Line
  180. 6500 4200 6500 4550
  181. Wire Wire Line
  182. 6500 3850 6800 3850
  183. Wire Wire Line
  184. 6800 3850 6800 3950
  185. Connection ~ 6500 3850
  186. Wire Wire Line
  187. 6800 4150 6800 4250
  188. Wire Wire Line
  189. 6800 4250 6500 4250
  190. Connection ~ 6500 4250
  191. Wire Wire Line
  192. 5550 3450 5550 3850
  193. Wire Wire Line
  194. 5550 3550 6200 3550
  195. $Comp
  196. L R R9
  197. U 1 1 5892602E
  198. P 5550 3300
  199. F 0 "R9" V 5630 3300 50 0000 C CNN
  200. F 1 "100kΩ" V 5550 3300 50 0000 C CNN
  201. F 2 "Resistors_SMD:R_0402" V 5480 3300 50 0001 C CNN
  202. F 3 "" H 5550 3300 50 0000 C CNN
  203. 1 5550 3300
  204. 1 0 0 -1
  205. $EndComp
  206. Connection ~ 5550 3550
  207. Wire Wire Line
  208. 5550 3050 5550 3150
  209. $Comp
  210. L R R8
  211. U 1 1 58926842
  212. P 5000 4050
  213. F 0 "R8" V 5080 4050 50 0000 C CNN
  214. F 1 "2kΩ" V 5000 4050 50 0000 C CNN
  215. F 2 "Resistors_SMD:R_0402" V 4930 4050 50 0001 C CNN
  216. F 3 "" H 5000 4050 50 0000 C CNN
  217. 1 5000 4050
  218. 0 -1 -1 0
  219. $EndComp
  220. Wire Wire Line
  221. 4650 4050 4850 4050
  222. $Comp
  223. L R R7
  224. U 1 1 58926F23
  225. P 4750 4300
  226. F 0 "R7" V 4830 4300 50 0000 C CNN
  227. F 1 "10kΩ" V 4750 4300 50 0000 C CNN
  228. F 2 "Resistors_SMD:R_0402" V 4680 4300 50 0001 C CNN
  229. F 3 "" H 4750 4300 50 0000 C CNN
  230. 1 4750 4300
  231. 1 0 0 -1
  232. $EndComp
  233. Wire Wire Line
  234. 4750 4150 4750 4050
  235. Connection ~ 4750 4050
  236. $Comp
  237. L GND #PWR25
  238. U 1 1 58926FD3
  239. P 4750 4550
  240. F 0 "#PWR25" H 4750 4300 50 0001 C CNN
  241. F 1 "GND" H 4750 4400 50 0000 C CNN
  242. F 2 "" H 4750 4550 50 0000 C CNN
  243. F 3 "" H 4750 4550 50 0000 C CNN
  244. 1 4750 4550
  245. 1 0 0 -1
  246. $EndComp
  247. Wire Wire Line
  248. 4750 4550 4750 4450
  249. Text Label 6500 3850 0 60 ~ 0
  250. OUT
  251. $Comp
  252. L VBUS #PWR23
  253. U 1 1 592B5EAB
  254. P 5550 3050
  255. F 0 "#PWR23" H 5550 2900 50 0001 C CNN
  256. F 1 "VBUS" H 5550 3200 50 0000 C CNN
  257. F 2 "" H 5550 3050 50 0001 C CNN
  258. F 3 "" H 5550 3050 50 0001 C CNN
  259. 1 5550 3050
  260. 1 0 0 -1
  261. $EndComp
  262. $Comp
  263. L VBUS #PWR24
  264. U 1 1 592B5EB8
  265. P 6500 3050
  266. F 0 "#PWR24" H 6500 2900 50 0001 C CNN
  267. F 1 "VBUS" H 6500 3200 50 0000 C CNN
  268. F 2 "" H 6500 3050 50 0001 C CNN
  269. F 3 "" H 6500 3050 50 0001 C CNN
  270. 1 6500 3050
  271. 1 0 0 -1
  272. $EndComp
  273. $EndSCHEMATC