- Small outline SMT packages with up to 16 50 mil spaced pins and
150 mil total width are called SOn.
- Small outline SMT packages with more than 16 50 mil spaced pins
and 150 mil total width are called SOnN.
- Small outline SMT packages with 50 mil spaced pins and 200 mil
total width are called SOnM.
- Small outline SMT packages with up to 20 50 mil spaced pins and
300 mil total width are called SOnW.
- Small outline SMT packages with more than 20 50 mil spaced pins
and 300 mil total width are called SOn.
- Small outline SMT packages with 44 or more 50 mil spaced pins
and 525 mil total width are called SOn.
- Metric shrink small outline SMT packages with 0.65 mm spaced
pins and 323 mil total width are called MSSOPn.
NOTE: To be confirmed.
- Metric shrink small outline SMT packages with up to 44 0.65 mm
spaced pins and 420 mil total width are called
MSSOPnW.
- Metric shrink small outline SMT packages with over 44 0.65 mm
spaced pins and 545 mil total width are called
MSSOPnW.
- Shrink small outline SMT packages with 0.25 mil spaced pins and
420 mil total width are called SSOPnW.
- Quarter size small outline SMT packages with 0.25 mil spaced
pins and 244 mil total width are called SSOPn.
- Thin small outline SMT packages with 0.2165 mil spaced pins and
535 mil total width are called TSOPn.
- Thin small outline SMT packages with 0.20 mil spaced pins and
795 mil total width are called TSOPnA.
- Thin small outline SMT packages with 0.20 mil spaced pins and
559 mil total width are called TSOPnB.
- Thin shrink small outline SMT packages with up to 28 0.26 mil
spaced pins and 260 mil total width are called TSSOPn.
- Thin shrink small outline SMT packages with over 28 0.20 mil
spaced pins and 319 mil total width are called TSSOPn.
- Ultra Super Mini SMT packages with up to 16 0.5 mm spaced pins
are called USn.
- Plastic leadless chip carrier SMT are called PLCCn.
- Square quad-side flat pack SMT are called
QFPn_x.
- Rectangular quad-side flat pack SMT are called
QFPn_R.
- Square low profile quad-side flat pack SMT are called
LQFPn_x.
- Square thin quad-side flat pack SMT are called
TQFPn_x.
- Square Quad-side flat no-lead SMT without exposed
paddle (back side contact) are called
QFNn_x. Pin count is n and
package size is x mm.
- Square Quad-side flat no-lead SMT with exposed
paddle (back side contact) are called
QFNn_x_EP. Pin count is n and
package size is x mm.
- Thin profile square Quad-side flat no-lead SMT without exposed
paddle (back side contact) are called
TQFNn_x. Pin count is n and
package size is x mm.
- Thin profile square Quad-side flat no-lead SMT with exposed
paddle (back side contact) are called
TQFNn_x_EP. Pin count is n and
package size is x mm.
- Dual in line style crystal oscillators are OSC8 and
OSC14.
- 5 pin SOT SMT packages are SOT25 and SOT325.
- 6 pin SOT SMT packages are SOT26 and SOT326.
Ales Hvezda
2005-03-15