FF400R12KE3 Infineon - IGBT
FF400R12KE3 Description
The FF400R12KE3 from Infineon Technologies is an IGBT module with a 1200 V / 400 A rating. Inside, it has two switches in a half-bridge (2-in-1) arrangement. You'll typically find it in variable-frequency drives, servo amplifiers, UPS systems, welding machines and solar or wind inverters.
We help engineers and repair technicians find parts like the FF400R12KE3, including obsolete ones. Send a quick RFQ for current pricing and delivery. Before ordering, please confirm ratings and pin-out with the official datasheet.
Summary of Features
FF400R12KE3 is a 1200V 400A IGBT Module.
Target Applications
Infineon FF400R12KE3 is used for inverters and AC motor drives, servo drives, UPS systems, welding machines, induction heating, solar and wind power converters and other high-power switching equipment.
Key Specifications
| Manufacturer | Infineon Technologies (eupec) |
| Configuration | Dual - two IGBTs (half-bridge) with diodes |
| Technology | IGBT3 |
| VCES | 1200 V |
| IC | 400 A (TC = 80 °C) / 580 A (TC = 25 °C) |
| ICRM | 800 A (tp = 1 ms) |
| VCE(sat) typ. | 1.70 V @ 400 A |
| Isolation test voltage | 2.5 kV RMS, 50 Hz, 1 min |
| Baseplate / insulation | Cu / Al2O3 |
| Mounting torque | M6: 3.0 - 6.0 Nm |
| Terminal torque | M6: 2.5 - 5.0 Nm |
| Weight | 340 g |
| Operating junction temperature | -40 to +125 °C |
FF400R12KE3 Video
Technical document (PDF) | Request a quote for FF400R12KE3 (reply within 24 hours)
Related Part Numbers
| FF300R12KE3 | FF600R12KE3 1200V, 600A | FF200R12KE3 1200V, 200A | FF800R12KE3 1200V 800A |
| FF400R06KE3 400A/600V | FF150R12KE3 1200V, 225A | FF400R33KE3 3300V, 660A | FF1200R12KE3 1200V, 1200A |
| FF400R06ME3 | FF400R07KE4 | FF400R12KE3-ENG | FF400R12KE3_S1 |
| FF400R12KF4 | FF400R12KL4C | FF400R12KT3 | FF400R12KT3P_E |

