PD Buddy Sink 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 #PWR023
  142. U 1 1 58925B13
  143. P 5550 4550
  144. F 0 "#PWR023" 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 #PWR024
  155. U 1 1 58925CFD
  156. P 6500 4550
  157. F 0 "#PWR024" 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 VBUS #PWR025
  168. U 1 1 58925D31
  169. P 6500 3050
  170. F 0 "#PWR025" H 6500 2900 50 0001 C CNN
  171. F 1 "VBUS" H 6500 3190 50 0000 C CNN
  172. F 2 "" H 6500 3050 50 0000 C CNN
  173. F 3 "" H 6500 3050 50 0000 C CNN
  174. 1 6500 3050
  175. 1 0 0 -1
  176. $EndComp
  177. $Comp
  178. L D_Schottky D1
  179. U 1 1 58925D4E
  180. P 6500 4050
  181. F 0 "D1" H 6500 4150 50 0000 C CNN
  182. F 1 "SS14FL" H 6500 3950 50 0000 C CNN
  183. F 2 "Diodes_SMD:D_SOD-123F" H 6500 4050 50 0001 C CNN
  184. F 3 "https://www.fairchildsemi.com/datasheets/SS/SS14FL.pdf" H 6500 4050 50 0001 C CNN
  185. 1 6500 4050
  186. 0 1 1 0
  187. $EndComp
  188. Wire Wire Line
  189. 6500 3750 6500 3900
  190. Wire Wire Line
  191. 6500 4200 6500 4550
  192. Wire Wire Line
  193. 6500 3850 6800 3850
  194. Wire Wire Line
  195. 6800 3850 6800 3950
  196. Connection ~ 6500 3850
  197. Wire Wire Line
  198. 6800 4150 6800 4250
  199. Wire Wire Line
  200. 6800 4250 6500 4250
  201. Connection ~ 6500 4250
  202. Wire Wire Line
  203. 5550 3450 5550 3850
  204. Wire Wire Line
  205. 5550 3550 6200 3550
  206. $Comp
  207. L R R9
  208. U 1 1 5892602E
  209. P 5550 3300
  210. F 0 "R9" V 5630 3300 50 0000 C CNN
  211. F 1 "100kΩ" V 5550 3300 50 0000 C CNN
  212. F 2 "Resistors_SMD:R_0402" V 5480 3300 50 0001 C CNN
  213. F 3 "" H 5550 3300 50 0000 C CNN
  214. 1 5550 3300
  215. 1 0 0 -1
  216. $EndComp
  217. Connection ~ 5550 3550
  218. $Comp
  219. L VBUS #PWR026
  220. U 1 1 589260BE
  221. P 5550 3050
  222. F 0 "#PWR026" H 5550 2900 50 0001 C CNN
  223. F 1 "VBUS" H 5550 3190 50 0000 C CNN
  224. F 2 "" H 5550 3050 50 0000 C CNN
  225. F 3 "" H 5550 3050 50 0000 C CNN
  226. 1 5550 3050
  227. 1 0 0 -1
  228. $EndComp
  229. Wire Wire Line
  230. 5550 3050 5550 3150
  231. $Comp
  232. L R R8
  233. U 1 1 58926842
  234. P 5000 4050
  235. F 0 "R8" V 5080 4050 50 0000 C CNN
  236. F 1 "2kΩ" V 5000 4050 50 0000 C CNN
  237. F 2 "Resistors_SMD:R_0402" V 4930 4050 50 0001 C CNN
  238. F 3 "" H 5000 4050 50 0000 C CNN
  239. 1 5000 4050
  240. 0 -1 -1 0
  241. $EndComp
  242. Wire Wire Line
  243. 4650 4050 4850 4050
  244. $Comp
  245. L R R7
  246. U 1 1 58926F23
  247. P 4750 4300
  248. F 0 "R7" V 4830 4300 50 0000 C CNN
  249. F 1 "10kΩ" V 4750 4300 50 0000 C CNN
  250. F 2 "Resistors_SMD:R_0402" V 4680 4300 50 0001 C CNN
  251. F 3 "" H 4750 4300 50 0000 C CNN
  252. 1 4750 4300
  253. 1 0 0 -1
  254. $EndComp
  255. Wire Wire Line
  256. 4750 4150 4750 4050
  257. Connection ~ 4750 4050
  258. $Comp
  259. L GND #PWR027
  260. U 1 1 58926FD3
  261. P 4750 4550
  262. F 0 "#PWR027" H 4750 4300 50 0001 C CNN
  263. F 1 "GND" H 4750 4400 50 0000 C CNN
  264. F 2 "" H 4750 4550 50 0000 C CNN
  265. F 3 "" H 4750 4550 50 0000 C CNN
  266. 1 4750 4550
  267. 1 0 0 -1
  268. $EndComp
  269. Wire Wire Line
  270. 4750 4550 4750 4450
  271. Text Label 6500 3850 0 60 ~ 0
  272. OUT
  273. $EndSCHEMATC