> Which one is good from power perspective? Higher power > dissipation means the part is capable of withstanding more > dissipation so it is better? Is this understanding correct? For an IC, power dissipation usually means how much power the IC actually uses, not how much the package is capable of withstanding. Thus, lower is better "from a power perspective." Zero would be even better. Andy ------------------------------------------------------------------ To unsubscribe from si-list: si-list-request@xxxxxxxxxxxxx with 'unsubscribe' in the Subject field or to administer your membership from a web page, go to: //www.freelists.org/webpage/si-list For help: si-list-request@xxxxxxxxxxxxx with 'help' in the Subject field List technical documents are available at: http://www.si-list.net List archives are viewable at: //www.freelists.org/archives/si-list Old (prior to June 6, 2001) list archives are viewable at: http://www.qsl.net/wb6tpu