[elecena] ST2937imp12 ST2937imp12 - zmiany ceny Positive Voltage Regulator, LDO, 12V, 0.4A, 5%, 0.5V dropout, -40÷85°C ST2937imp12 ST2937imp12 - 4.32 PLN https://elecena.pl/product/23384440/st2937imp12-st2937imp12 2023-05-06 ST2937imp12 ST2937imp12 - 3.94 PLN https://elecena.pl/product/23384440/st2937imp12-st2937imp12 2025-09-06