사양
| 속성 | 가치 |
| Package | Tube |
| Series | PowerMESH™ II |
| ProductStatus | Obsolete |
| FETType | N-Channel |
| Technology | MOSFET (Metal Oxide) |
| DraintoSourceVoltage(Vdss) | 500 V |
| Current-ContinuousDrain(Id)@25°C | 8A (Tc) |
| DriveVoltage(MaxRdsOnMinRdsOn) | 10V |
| RdsOn(Max)@IdVgs | 850mOhm @ 3.5A, 10V |
| Vgs(th)(Max)@Id | 4V @ 250µA |
| GateCharge(Qg)(Max)@Vgs | 39 nC @ 10 V |
| Vgs(Max) | ±20V |
| InputCapacitance(Ciss)(Max)@Vds | 832 pF @ 25 V |
| PowerDissipation(Max) | 125W (Tc) |
| OperatingTemperature | 150°C (TJ) |
| MountingType | Through Hole |
| SupplierDevicePackage | TO-220 |
개요
Equivalent
Equivalent products to the IRF840 (N-channel MOSFET, 500V, 8A, 0.85Ω) include:
- IRF740 (400V, 10A, 0.55Ω)
- IRF830 (500V, 4.5A, 1.5Ω)
- STP8NK50Z (500V, 7.5A, 0.8Ω)
- FQP8N50C (500V, 8A, 0.85Ω)
- 2SK2837 (500V, 8A, 0.85Ω)
Check datasheets for exact compatibility in your circuit.
- IRF740 (400V, 10A, 0.55Ω)
- IRF830 (500V, 4.5A, 1.5Ω)
- STP8NK50Z (500V, 7.5A, 0.8Ω)
- FQP8N50C (500V, 8A, 0.85Ω)
- 2SK2837 (500V, 8A, 0.85Ω)
Check datasheets for exact compatibility in your circuit.
Features
The IRF840 is an N-channel power MOSFET with the following key features:
- Voltage Rating: 500V drain-to-source (VDSS)
- Current Rating: 8A continuous drain current (ID)
- On-Resistance: 0.85Ω (RDS(on)) at 10V gate drive
- Fast Switching: Low gate charge (63nC) and fast switching speed
- Power Handling: Up to 125W power dissipation
- Gate Threshold: 4V typical (VGS(th))
- Package: TO-220 (through-hole) for easy mounting
Commonly used in power supplies, inverters, and motor control due to its high voltage and efficient switching performance.
- Voltage Rating: 500V drain-to-source (VDSS)
- Current Rating: 8A continuous drain current (ID)
- On-Resistance: 0.85Ω (RDS(on)) at 10V gate drive
- Fast Switching: Low gate charge (63nC) and fast switching speed
- Power Handling: Up to 125W power dissipation
- Gate Threshold: 4V typical (VGS(th))
- Package: TO-220 (through-hole) for easy mounting
Commonly used in power supplies, inverters, and motor control due to its high voltage and efficient switching performance.
Package
The IRF840 is a power MOSFET typically available in a TO-220 package. This through-hole package is widely used for its ease of mounting, good thermal performance, and compatibility with heat sinks. It has three leads: gate (G), drain (D), and source (S). The TO-220 package is suitable for medium-power applications.
