Hello Joseph,
Sounds like some very interesting work you are involved with. I wish I could provide a short, concise answer, but nearly every SIP module is designed with its own requirements foremost, not following a standard die-to-module size guideline…
Part Number: TPS62085 Other Parts Discussed in Thread: TPS62080A , TPS62510 , TPS8268150 , TPS8268180 Can TPS62085 support 2.5V input and 1.6V output? What's the output current capability for such application?