HY4008B MOSFET Datasheet & Specifications
N-Channel
TO-263-2L
High-Current
HUAYI
Vds Max
80V
Id Max
200A
Rds(on)
3.5mΩ@10V
Vgs(th)
4V
Quick Reference
The HY4008B is an N-Channel MOSFET in a TO-263-2L package, manufactured by HUAYI. It supports a drain-source breakdown voltage of 80V and a continuous drain current of 200A. It is widely used in switching and power applications.
Technical Specifications
| Parameter | Value | Description |
|---|---|---|
| Manufacturer | HUAYI | Original Manufacturer |
| Package | TO-263-2L | Physical mounting |
| Transistor Type | MOSFET | Metal-Oxide-Semiconductor FET |
| Category | Single | Configuration |
| Drain-Source Voltage (Vds) | 80V | Max breakdown voltage |
| Continuous Drain Current (Id) | 200A | Max current handling |
| Power Dissipation (Pd) | 345W | Max thermal limit |
| On-Resistance (Rds(on)) | 3.5mΩ@10V | Resistance when turned fully on |
| Gate Threshold (Vgs(th)) | 4V | Voltage required to turn on |
| Gate Charge (Qg) | 197nC@10V | Switching energy |
| Input Capacitance (Ciss) | 8.154nF | Internal gate capacitance |
| Output Capacitance (Coss) | 1.029nF | Internal output capacitance |
| Operating Temp | - | Safe junction temperature range |
Equivalent MOSFETs & Alternatives
| Part | Type | Package | Vds | Id | Rds(on) | Vgs(th) | Manufacturer / Datasheet |
|---|---|---|---|---|---|---|---|
| NCEP85T25D | N-Channel | TO-263-2L | 85V | 250A | 2.6mΩ@10V | 4.5V | NCE 📄 PDF |