- IRFF331
- General Electric
- Power Transistor Data Book 1985
- IRFF331
- Harris Semiconductor
- Power MOSFET Data Book 1990
- IRFF331R
- Harris Semiconductor
- Power MOSFET Data Book 1990
- IRFF331
- International Rectifier
- TO-39 N-Channel HEXFET Power MOSFETs
- IRFF331R
- International Rectifier
- Rugged Series Power MOSFETs - N-Channel