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| Mount | Surface Mount |
| Mounting Type | Surface Mount |
| Package / Case | 14-SOIC (0.154, 3.90mm Width) |
| Number of Pins | 14 |
| Supplier Device Package | 14-SOIC |
| Operating Temperature | 0°C~70°C TA |
| Packaging | Tape & Reel (TR) |
| Published | 2005 |
| Part Status | Obsolete |
| Moisture Sensitivity Level (MSL) | 2 (1 Year) |
| Max Operating Temperature | 70°C |
| Min Operating Temperature | 0°C |
| Base Part Number | IRU3138CSPBF |
| Function | Step-Down |
| Number of Outputs | 1 |
| Output Voltage | 22.5V |
| Output Type | Transistor Driver |
| Max Supply Voltage | 25V |
| Output Configuration | Positive |
| Output Current | 25A |
| Voltage - Supply (Vcc/Vdd) | 4.25V~25V |
| Control Features | Enable, Frequency Control, Soft Start |
| Topology | Buck |
| Frequency - Switching | 200kHz~400kHz |
| Rise Time | 35ns |
| Synchronous Rectifier | Yes |
| Fall Time (Typ) | 35 ns |
| Max Frequency | 440kHz |
| Max Duty Cycle | 90 % |
| Duty Cycle (Max) | 90% |
| Clock Sync | No |
| Output Phases | 1 |
| Radiation Hardening | No |
| RoHS Status | RoHS Compliant |