>> Having an issue with MCP1700 3.3V regulator (PIC is unstable/finicky). >> Swapped in a TO-92 part (ST Micro 78L33) and all works fine now. >> However, so that I can keep the same PCBs, anyone have a >> recommendation for a stable substitute (in a SOT23-3 package)? Input >> voltage is 5V, and I need about 40mA capability. I use MCP1700 in many different designs and never had any issues - may be= worth figuring out exactly what's happenning rather than just swapping to another device witho= ut understanding the root cause. --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .