STF25N80K5 STMicroelectronics MOSFET (N-Channel) (Transistor Outline, Vertical) In Stock
STF25N80K5 is an N-Channel MOSFET in TO-220FP package from STMicroelectronics. Key specs include 800V drain-source breakdown voltage, 19.5A max drain current, and 0.26Ω on-resistance. Available from stock with worldwide shipping.
- Manufacturer
- STMicroelectronics
- Package
- Transistor Outline, Vertical
- Pin Count
- 3
- Lifecycle
- ACTIVE
- Datasheet
- STF25N80K5 Datasheet PDF
- Category
- MOSFET (N-Channel)
- Price
- From $1.8628(MOQ 1)
- Temp Range
- -55.0°C to 150.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 800V high-voltage N-Channel MOSFET optimized for power conversion applications
- Ultra-low 0.26Ω drain-source on-resistance minimizing conduction losses
- 19.5A maximum drain current with integrated built-in diode for robustness
- Isolated TO-220FP package enabling safe thermal management in dense designs
Applications
The STF25N80K5 is well-suited for switch-mode power supplies, motor drive circuits, and DC-DC converters where high-voltage switching is required. Its 800V breakdown voltage and low on-resistance make it ideal for PFC stages and inverter topologies. The isolated TO-220FP package supports reliable operation in industrial and consumer power electronics.
Specifications
| Factory Lead Time | 14Weeks |
| YTEOL | 4 |
| Avalanche Energy Rating (Eas) | 200mJ |
| Case Connection | ISOLATED |
| Configuration | SINGLE WITH BUILT-IN DIODE |
| DS Breakdown Voltage-Min | 800V |
| Drain Current-Max (ID) | 19.5A |
| Drain-source On Resistance-Max | 0.26Ω |
| FET Technology | METAL-OXIDE SEMICONDUCTOR |
| JEDEC-95 Code | TO-220AB |
| JESD-30 Code | R-PSFM-T3 |
| JESD-609 Code | e3 |
| Number of Elements | 1 |
| Operating Mode | ENHANCEMENT MODE |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | FLANGE MOUNT |
| Polarity/Channel Type | N-CHANNEL |
| Power Dissipation-Max (Abs) | 40W |
| Pulsed Drain Current-Max (IDM) | 78A |
| Surface Mount | NO |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE |
| Terminal Position | SINGLE |
| Transistor Application | SWITCHING |
| Transistor Element Material | SILICON |
| Package | Transistor Outline, Vertical |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| Country of Origin | Mainland China |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the maximum drain-source voltage of the STF25N80K5?
The STF25N80K5 has a minimum drain-source breakdown voltage of 800V, making it suitable for high-voltage power conversion applications such as switch-mode power supplies and PFC boost converters operating from AC mains.
What is the drain current rating and on-resistance of the STF25N80K5?
The STF25N80K5 supports a maximum drain current (ID) of 19.5A and features a maximum drain-source on-resistance of 0.26Ω, delivering low conduction losses for efficient power switching in demanding industrial and consumer designs.
What package does the STF25N80K5 use and is it electrically isolated?
The STF25N80K5 is housed in a TO-220FP (JEDEC TO-220AB) package with an isolated case connection, allowing the tab to be mounted to a heatsink without requiring an additional insulating pad in many designs, simplifying thermal management.
What are typical applications for the STF25N80K5?
Typical applications include switch-mode power supplies, power factor correction circuits, DC-DC converters, and motor drive inverters. The combination of 800V rating and 19.5A capability makes it a strong choice for industrial power electronics.
What is the avalanche energy rating of the STF25N80K5?
The STF25N80K5 is rated for 200mJ of avalanche energy (Eas), providing robustness against voltage transients and unclamped inductive switching events common in motor drive and power supply circuits.
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About STMicroelectronics
STMicroelectronics is a global semiconductor leader serving customers across the spectrum of electronics applications. ST's products are found in a wide range of applications including automotive, industrial, personal electronics, and communications.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $5.7000 | $5.70 |
| 3+ | $3.1287 | $9.39 |
| 10+ | $2.6915 | $26.91 |
| 50+ | $2.0360 | $101.80 |
| 150+ | $1.9494 | $292.41 |
| 250+ | $1.8628 | $465.70 |
In Stock · 24h Response · Worldwide Shipping
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