IRF840PBF MOSFET Datasheet & Specifications
N-Channel
TO-220AB
High-Voltage
VISHAY
Vds Max
500V
Id Max
8A
Rds(on)
850mΩ@10V
Vgs(th)
4V
Quick Reference
The IRF840PBF is an N-Channel MOSFET in a TO-220AB package, manufactured by VISHAY. It supports a drain-source breakdown voltage of 500V and a continuous drain current of 8A. It is widely used in switching and power applications.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | VISHAY | Original Manufacturer |
| Package | TO-220AB | Physical mounting |
| Transistor Type | MOSFET | Metal-Oxide-Semiconductor FET |
| Category | Single | Configuration |
| Drain-Source Voltage (Vds) | 500V | Max breakdown voltage |
| Continuous Drain Current (Id) | 8A | Max current handling |
| Power Dissipation (Pd) | 125W | Max thermal limit |
| On-Resistance (Rds(on)) | 850mΩ@10V | Resistance when turned fully on |
| Gate Threshold (Vgs(th)) | 4V | Voltage required to turn on |
| Gate Charge (Qg) | 63nC@10V | Switching energy |
| Input Capacitance (Ciss) | 1.3nF | Internal gate capacitance |
| Output Capacitance (Coss) | 310pF | Internal output capacitance |
| Operating Temp | -55℃~+150℃ | Safe junction temperature range |
Equivalent MOSFETs & Alternatives
| Part | Type | Package | Vds | Id | Rds(on) | Vgs(th) | Manufacturer / Datasheet |
|---|---|---|---|---|---|---|---|
| IRFB13N50APBF | N-Channel | TO-220AB | 500V | 14A | 450mΩ@10V | 4V | VISHAY 📄 PDF |