| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
|---|---|---|---|---|---|---|---|---|---|
|
10,000 pcs
|
10000 pcs | On Request | 1 | On Request | On Request | On Request | On Request | 2026-02-16 21:33:16 | |
|
1,000 pcs
|
1000 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request |
| Category | |
| Manufacturer Name | |
| Current | |
| Drain to Source Voltage (Vdss) | |
| Drive Voltage (Max Rds On, Min Rds On) | |
| FET Type | |
| Gate Charge (Qg) (Max) @ Vgs | |
| Input Capacitance (Ciss) (Max) @ Vds | |
| Mounting Type | |
| Operating Temperature | |
| Power Dissipation (Max) | |
| Rds On (Max) @ Id, Vgs | |
| Supplier Device Package | |
| Technology | |
| Vgs (Max) | |
| Vgs(th) (Max) @ Id |
This IRF840ALPBF is an N-Channel power MOSFET from Vishay Siliconix, rated for a maximum drain-source voltage of 500V and continuous drain current of 8A at 25°C case temperature. The on-resistance is typically 0.85Ω at 10V gate drive, with a maximum gate charge of 38 nC for efficient switching.
Key electrical characteristics include an input capacitance of 1018 pF at 25V Vds, a gate threshold voltage of 4V maximum, and a single pulse avalanche energy rating of 510 mJ. The device is capable of high-speed power switching and is suitable for various SMPS topologies such as two-transistor forward, half bridge, and full bridge converters.
Packaged in a TO-262-3 (I2PAK) through-hole package, this MOSFET offers a junction-to-case thermal resistance of 1.0°C/W and a maximum power dissipation of 125W at 25°C case temperature. The operating junction temperature range is -55°C to 150°C.
| Qty | Low | High |
|---|---|---|
| 1+ | $4.03 | $4.03 |
| 10+ | $2.64 | $2.64 |
| 50+ | $2.04 | $2.04 |
| 100+ | $1.85 | $1.85 |
| 500+ | $1.51 | $1.51 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The maximum drain-source voltage (Vdss) is 500 V.
The continuous drain current is 8 A at 25°C case temperature, and 5.1 A at 100°C.
It is available in a TO-262-3 long leads / I2PAK (I2PAK) through-hole package.
The operating junction temperature range is -55°C to +150°C.
The maximum drain-source on-resistance is 0.85 Ω at Vgs = 10 V and Id = 4.8 A.
The maximum total gate charge is 38 nC at Vgs = 10 V.
The part is listed as RoHS3 compliant, but this status is unverified from the manufacturer.