Keith
NSS40302P-D.PDFDatasheetAdobe Portable Document Format - 166.11 kB - 01/22/2021 at 22:20 |
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LED_pulser_NPN_transistor_comparison.odsComparison of the saturation voltages. The NSS40302PDR2G looks the best device of the three considered.spreadsheet - 20.65 kB - 01/22/2021 at 22:14 |
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PBSS4350SPN.pdfDatasheetAdobe Portable Document Format - 133.13 kB - 01/20/2021 at 14:17 |
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AN-154.pdfLM3909 application note.Adobe Portable Document Format - 280.00 kB - 01/20/2021 at 14:09 |
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LM3909.pdfLM3909 datasheet. Obsolete device being replaced.Adobe Portable Document Format - 131.16 kB - 01/20/2021 at 14:06 |
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LED_pulser-2020-10-20-clean.pdfLED pulser circuits, as pdf.Adobe Portable Document Format - 61.83 kB - 01/20/2021 at 13:51 |
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Single cell LED flasher
Design from "Pigeon's Nest" web page, modified to use a twin-transistor package. Not tested yet!