Eval » Historie » Revision 2
Revision 1 (Redmine Admin, 10.12.2021 14:53) → Revision 2/8 (Redmine Admin, 10.12.2021 15:07)
h1. Eval
h2. Battery life
Buzzer is now driven by MOSFET. The "Zero Gate Voltage Drain Current" is relevant for battery life in unused status.
"Nexpedia":https://assets.nexperia.com/documents/user-manual/Nexperia_document_book_MOSFETGaNFETApplicationHandbook_2020.pdf
Most manufactures specify an "Zero Gate Voltage Drain Current" of 1µA at 20-30V. Temperature has an big impact.
Vergleichen mit verwendetem Transistor;
"NPN":https://www.reichelt.de/bipolartransistor-npn-45-v-0-5-a-0-225-w-sot-23-bcx-19-smd-p90184.html (3.2.2019)
h2. Battery life
Buzzer is now driven by MOSFET. The "Zero Gate Voltage Drain Current" is relevant for battery life in unused status.
"Nexpedia":https://assets.nexperia.com/documents/user-manual/Nexperia_document_book_MOSFETGaNFETApplicationHandbook_2020.pdf
Most manufactures specify an "Zero Gate Voltage Drain Current" of 1µA at 20-30V. Temperature has an big impact.
Vergleichen mit verwendetem Transistor;
"NPN":https://www.reichelt.de/bipolartransistor-npn-45-v-0-5-a-0-225-w-sot-23-bcx-19-smd-p90184.html (3.2.2019)