
Mornsun America, LLC
H0505S-1WR2 may fit only derated 5V loads after pinout review.
B0505S-2WR2 is a 2W 5V/5V isolated SIP DC/DC module. Supplied alternates need review; none is proven pin compatible.
kept options are only 1W/200mA
6-pin target vs 4-lead candidates
no protocol or firmware
all kept items are catalog matched
No supplied candidate is verified as a direct replacement.
Search for a 2W 5V/5V SIP 6-pin module with matching pinout.
Lower power ratings and mismatched pin counts.

Mornsun America, LLC
H0505S-1WR2 may fit only derated 5V loads after pinout review.
| Feature / factor | B0505S-2WR2 | H0505S-1WR2 | IF0505S-1WR3 | Alt 3 | Compatibility / risk |
|---|---|---|---|---|---|
| Voltage | 5V in, 5V out | 5V in, 5V out | 5V in, 5V out | 5V in, 5V out — same nominal rails; IF0505S-1WR3: same nominal rails | |
| Power | 2W | 1W | 1W | 1W — 50% rating; IF0505S-1WR3: half power | |
| Current | 400mA | 200mA | 200mA | 200mA — load must derate; IF0505S-1WR3: lower output current | |
| Pinout | 6 pins | 4 pins | 4 leads | 4 pins / 4 leads — not pin compatible; IF0505S-1WR3: pinout not aligned | |
| Temperature | -40 to 85C | -40 to 85C | -40 to 85C | -40 to 85C — range matches; IF0505S-1WR3: range matches |
None of the supplied parts is a direct match. H0505S-1WR2 is a review-only low-power option.