Tech Notes
Electromagnetic Buzzer Selection Guide
TDK offers a wide lineup of electromagnetic buzzers to meet the various needs of our customers.
This page includes a Selection Guide for selecting products according to oscillator circuit availability, frequency, and size, as well as sound tests to listen to buzzer sounds (single frequencies of 2kHz and 4kHz, and melody sounds).
You can also watch a demonstration video of the voice sounds and effects of Electromagnetic Buzzers using the voice MCU.
Selection Guide according to Oscillator Circuit Availability, Frequency, and Size
| Size | Without oscillator circuit | With oscillator circuit | |||
|---|---|---|---|---|---|
| 2kHz | 4kHz | 1.9kHz | 2.4kHz | ||
| 8.5mm | 
SDR08540Sound pressure level: 88dB min. 
|
||||
| 12mm | 
SD1209T3/T5Sound pressure 
|
SD1209TTSound pressure
|
|||
| 16mm |
SD1614Sound pressure level: 85dB min. 
|
SD1607Sound pressure 
|
SDC1614Sound pressure 
|
SDC1610Sound pressure 
|
|
- Commercial Grade
- Automotive Grade
