On 5/11/21 10:21 AM, Richard (Rick) Karlquist wrote: > What you really need is an LTC3045-1. If you don't want to build > it, then purchase an eval board. One board will get you several > output voltages. Are you thinking LT3045 - that's orders of magnitude better than I need. And it will blow up with a 50V transient on the input.