I use the HV5622, which goes up to 220 V, I think there is also a PLCC version. The disadvantages are the price and that it should be operated with 12V according to spec. However, I never had any problems using the chip with 5V. JBro63 schrieb am Montag, 3. März 2025 um 19:02:56 UTC+1:
> Hi all, > > Group noob here, about to start build on a few different types of display > using Nixie tubes and ESP32. > > Planning to use K155ID1 initially (as I have a bunch) with some IN-12 and > IN14 tubes but want to also try HV driver such as the 5812 or 5530 so would > welcome any comment on which is the best one to go for or an alternative. I > don't intend to multiplex. Any driver would need to be DIP or PLCC. > > Have spent many hours looking at the schematics and designs of others, I'm > grasping the basics but one frustration and evident gap in my knowledge is > how to pick / calculate the correct component and its size or rating for > anything other than the most basic circuit. > > For example, with a 180v supply, calculating the anode resistor for a tube > based on the datasheet is straight forward enough as the maintaining > voltage and current are known. > > When looking at something like the HV5812, many seem to use a 60 or 70V > zener diode with a resistor to keep below the max for the chip but how do > you determine the current needed for the driver, diode and load to be able > to calculate the current limiting resistor? The diode datasheet is simple > enough but I'm lost with the sheet for the HV5812. > > Thanks. > > -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion, visit https://groups.google.com/d/msgid/neonixie-l/613c6caa-24db-435f-aec9-19bbac126f6en%40googlegroups.com.
