Murata’s introduces the PKMCS1818E20A0-R1, what it claims to be the world’s loudest surface-mount piezoelectric sounder for automotive applications. The component enables reflow mounting as an effective countermeasure against irregular mounting and abnormal sound. It delivers a sound pressure level of 100 dB at 100 mm and, size wise, measures 18 x 18 mm x 8 mm. Other features include an operational temperature range from -40°C to 105°C, a weight of 1g, and lower power consumption compared to electromagnetic counterparts.
Murata Electronics North America Inc.