Cricklewood Electronics

Multifunction PCB Ruler - 30cm

Handy and accurate multifunction true-zero ruler with metric scale, fractional and decimal imperial scales, metric and imperial gauge, protractor and other functions. 

Features:
• Accurate scale (metric, imperial - fractional and decimal)
• Capacitor tolerance code table
• AWG and metric drill gauge
• Protractor
• Common op-amp configurations with formulas
• Trace width
• SMD outlines (see list below):

This ruler also has the footprints the following SMD outlines: 

Transistor outlines: SOT223, SOT89, SOT23, SOT323, SOT564, SOT553, SOT143, TSOP-5, TO252, TO263
Diode outlines: SOD523, SOD323, SOD110, SOD123, SOD80C, SOD106, SOD106A, MINIMELF, MICROMELF, DO214AC, DO214BA, DO214AA, DO214AB
IC packages: TFBGA, SO14, SSOP-28, VDFN-8
Resistors, Capacitors, Inductors, etc.: 0201, 0402, 0603, 0805, 1206, 1210, 2010, 2512, 4527
Capacitors: A, B, C, D, E, F, G, KA, KB, KC, KD, KE