+1V2 +3V3 GND +5V DiscFerret Analyser Rev 0J28 TOV TCU BOV BCU (C) 2010 P A Pemberton http://www.discferret.com PCB S/N JTAG BOOT 3V3 MCU FPGA DiscFerret Analyser Rev 0J28 (C) 2010 P A Pemberton http://www.discferret.com +12V 1 1 1 K K + + + K 1 RX TX GND + PQFP20 RHL PACKAGE 4.5mm x 3.5mm QFN Source: http://focus.ti.com/lit/ds/symlink/tps75003.pdf Modified to add polarisation marker on tPlace layer >NAME >VALUE SOT-23 >NAME >VALUE >NAME >VALUE SwC >NAME >VALUE >NAME >VALUE Small Outline Transistor >NAME >VALUE Small Outline package 150 mil >VALUE >NAME plastic shrink small outline package; 14 leads; body width 5.3 mm SOT337-1 Source: http://www.nxp.com/documents/data_sheet/74ABT125.pdf >NAME >VALUE >NAME >VALUE Footprint Powermite SOD80C, SOD87 Source: http://www.semiconductors.philips.com/acrobat_download/literature/9397/75007774.pdf >VALUE >NAME Shielded Tiny Power Inductor WE-TPC >NAME >VALUE SMD-Shielded Power Inductor WE-PD >NAME >VALUE >NAME >VALUE CAPACITOR >NAME >VALUE RESISTOR >NAME >VALUE Chip Capacitor Polar tantalum capacitors with solid electrolyte Siemens Matsushita Components B 45 194, B 45 197, B 45 198 Source: www.farnell.com/datasheets/247.pdf >NAME >VALUE RESISTOR >NAME >VALUE RESISTOR >NAME >VALUE CAPACITOR >NAME >VALUE DIODE >NAME >VALUE DIODE diameter 2 mm, horizontal, grid 10.16mm >NAME >VALUE TQFP80 12x12x1 mm Body Source: http://www.microchip.com/ .. 39663c.pdf >NAME >VALUE USB connector with shield >NAME >VALUE E L E C T R O N I C S >NAME TQFP144 Auto generated by make-symbol-device-package-bsdl.ulp Rev. 19 >NAME >VALUE 44 PIN TSOP II Z44 Source: CYPRESS cy7c1049cv33_8.pdf >NAME >VALUE TEST PAD >NAME >VALUE >TP_SIGNAL_NAME CRYSTAL >NAME >VALUE CONNECTOR 1 2 >NAME >VALUE 40 Single In Line >NAME >VALUE 1 PIN HEADER >NAME >VALUE PIN HEADER >NAME >VALUE >name CHIPLED Source: http://www.osram.convergy.de/ ... LG_R971.pdf >NAME >VALUE PCB-Pool Multilayer Design Rules Design Rules as specified by PCB-Pool (www.pcb-pool.com) for PCB with 2 or 4 layers. <table border=0 cellpadding=0 cellspacing=0> <tr><td bgcolor="#CCCCCC">Minimum Wire Width</td><td bgcolor="#CCCCCC">0.15mm (6mil)</td></tr> <tr><td>Minimum Wire-to-Wire Clearance</td><td>0.15mm (6mil)</td></tr> <tr><td bgcolor="#CCCCCC">Minimum Drill</td><td bgcolor="#CCCCCC">0.3mm (12mil)</td></tr> <tr><td>Pad/Via Restring ((pad dia - drill dia) / 2)</td><td>0.2mm (8mil)</td></tr> <tr><td bgcolor="#CCCCCC">Solder Stop Vanish Clearance</td><td bgcolor="#CCCCCC">0.15m (6mil)</td></tr> </table>