P20NM50FP (ST) / F20NM50Z / SSS20N50C / 20n50 (SH) Transistor TO-220F Code: 26113214

The 20NM50 (often written as 20N50 or 20nm50n) is an N-channel power MOSFET featuring a 500V drain-source voltage, 20A continuous drain current, and low on-resistance of about 0.20 to 0.25 ohms. It uses advanced super-junction or MDmesh technology for fast switching.

Key Electrical Specifications

• Drain-Source Voltage :500V / 550V max
• Continuous Drain Current :20A
• Drain-Source On-Resistance :~0.20 Ω (typical), 0.25 Ω (maximum)
• Gate-Source Voltage :±30V max
• Maximum Power Dissipation :Up to 150W–214W depending on the exact package and cooling.

Physical and Design Features

• Transistor Type:N-Channel Super Junction / MDmesh MOSFET
• Common Packages:TO-220, TO-220FP, TO-247, or D2PAK
• Capabilities:100% avalanche tested, high dv/dt ruggedness, and low input capacitance for minimal switching losses.

Typical Applications

• AC-DC power supplies and switch-mode power converters (SMPS)
• High-voltage high-side/low-side switching
• Welding equipment and motor controllers