| Manufacturer | Part Number | Description |
|---|---|---|
| K4012 | 2SK4012 | |
XP Power
| JCK4012D12 | DC-DC Converter |
XP Power
| JCK4012S15 | DC-DC Converter |
Power Integrations
| LNK4012S | CV/CC Switcher |
XP Power
| JCK4012D15 | DC-DC Converter |
KODENSHI (Kodenshi AUK Group)
| KK4012B | Dual 4-Input NAND Gate High-Voltage Silicon-Gate CMOS |
| 2SK4012 | N-Channel MOSFET | |
XP Power
| JCK4012S12 | DC-DC Converter |
XP Power
| JCK4012S05 | DC-DC Converter |
XP Power
| JCK4012S3V3 | DC-DC Converter |
Renesas
| RJK4012DPE | Silicon N-Channel MOSFET |