Surface mounted piezoelectric devices for frequency control and selection - Standard outlines and terminal lead connections - Part 1: Plastic moulded enclosure outlines
用于频率控制和选择的表面贴装压电元件 - 标准外形和端子引线连接 - 第1部分:塑料外壳外形
IEC 61837-1:2012 deals with standard outlines and terminal lead connections as they apply to SMDs for frequency control and selection in plastic moulded enclosures and is based on IEC 61240.
This publication is to be read in conjunction with IEC 61240:1994.