SMD Package Size

Resistors and Capacitors

CodeMetric CodeSize (in)Size (mm)Power *
0100504020.016 × 0.0080.41 × 0.201/32 W
020106030.024 × 0.0120.61 × 0.301/20 W
04021005 0.04 × 0.021.0 × 0.511/16 W
06031608 0.063 × 0.0311.6 × 0.791/16 W
08052012 0.08 × 0.052.0 × 1.31/10 W
12063216 0.126 × 0.0633.2 × 1.61/8 W
12103225 0.126 × 0.13.2 × 2.51/4 W
18064516 0.177 × 0.0634.5 × 1.61/4 W
18124532 0.18 × 0.124.6 × 3.01/2 W
20105025 0.2 × 0.15.1 × 2.51/2 W
25126432 0.25 × 0.126.3 × 3.01 W
* Use these values as guidance only, always consult the datasheet for the exact value.



SOD (small-outline diode)

CodeSize (mm)Note
SOD-5231.25 × 0.85 × 0.65
SOD-323 (SC-90)1.7 × 1.25 × 0.95
SOD-1233.68 × 1.17 × 1.60
SOD-80C3.50 × 1.50 × ?



MELF (metal electrode leadless face)

NameCodeSize (mm)PowerNote
MicroMelf (MMU)0102L=2.2, Ø=1.11/5W 100Vfit 0805
MiniMelf (MMA)0204L=3.6, Ø=1.41/4W 200Vfit 1206
Melf (MMB)0207L=5.8, Ø=2.21W 500V



SOT (small-outline transistor)

CodeSize (mm)Terminals
SOT-2236.7 × 3.7 × 1.84 (3 + heat-transfer pad)
SOT-894.5 × 2.5 × 1.54 (center pin connected to heat-transfer pad)
SOT-23 (SC-59, TO-236-3)2.9 × 1.3/1.75 × 1.33
SOT-23-5 (SOT-25)2.9 × 1.3/1.75 × 1.35
SOT-23-6 (SOT-26)2.9 × 1.3/1.75 × 1.36
SOT-23-8 (SOT-28)2.9 × 1.3/1.75 × 1.38
SOT-323 (SC-70)2 × 1.25 × 0.953
SOT-353 (SC-88A)2 × 1.25 × 0.955
SOT-363 (SC-88, SC-70-6)2 × 1.25 × 0.956
SOT-416 (SC-75)1.6 × 0.8 × 0.83
SOT-5631.6 × 1.2 × 0.66
SOT-6631.6 × 1.6 × 0.553
SOT-6651.6 × 1.6 × 0.556
SOT-6661.6 × 1.6 × 0.556
SOT-7231.2 × 0.8 × 0.53 (flat lead)
SOT-883 (SC-101)1 × 0.6 × 0.53 (leadless)
SOT-8861.5 × 1.05 × 0.56 (leadless)
SOT-8911.05 × 1.05 × 0.55 (leadless)
SOT-9531 × 1 × 0.55
SOT-9631 × 1 × 0.56