I.S. EN 61240:2012被替代
Piezoelectric Devices - Preparation of Outline Drawings of Surface-mounted Devices (smd) for Frequency Control and Selection - General Rules (iec 61240:2012 (eqv))
出版：National Standards Authority of Ireland
专家解读视频
Establishes general rules for drawing all dimensional and geometrical characteristics of a surface-mounted piezoelectric device package in order to ensure mechanical inter-changeability of all outline drawings of the SMDs for frequency control and selection.
NF EN 61240:2005 - Identical
SN EN 61240:2017 - Identical
SS EN 61240 Ed. 2 (2013) - Identical
BS EN 61240:2017 - Identical
NBN EN 61240:2012 - Identical
NF EN 61240:2012 - Identical
BS EN 61240:2012 - Identical
EN 61240:2017 - Identical
