STB80NF55-08T4 STMicroelectronics MOSFET (N-Channel) (Other) In Stock
The STB80NF55-08T4 is an N-Channel power MOSFET from STMicroelectronics rated at 55 V breakdown voltage and 80 A maximum drain current. It features an ultra-low 8 mΩ on-resistance and a high 1000 mJ avalanche energy rating in a D2PAK (TO-263) surface-mount package. RoHS compliant and available in stock worldwide.
- Manufacturer
- STMicroelectronics
- Package
- Other
- Pin Count
- 4
- Lifecycle
- OBSOLETE
- Datasheet
- STB80NF55-08T4 Datasheet PDF
- Category
- MOSFET (N-Channel)
- Price
- From $0.9600(MOQ 1000)
- Temp Range
- ?°C to 175.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Exceptional 80 A maximum drain current enabling use in high-power motor drives, DC-DC converters, and battery management systems
- Ultra-low 8 mΩ drain-source on-resistance minimizing conduction losses and heat generation in high-current switching applications
- Outstanding 1000 mJ avalanche energy rating providing industry-leading robustness against inductive transients and voltage spikes
- Built-in freewheeling diode in a single D2PAK (TO-263) surface-mount package combining high power handling with compact PCB layout
Applications
The STB80NF55-08T4 is designed for high-current power applications including synchronous DC-DC converters, motor drives, and battery management systems requiring efficient switching at up to 55 V. Its D2PAK package provides excellent thermal dissipation through the PCB, making it suitable for automotive, industrial, and telecom power supply designs. The device is also widely used in electronic load controllers, solar charge regulators, and UPS systems where high current capacity and low on-resistance are critical.
Specifications
| YTEOL | 0 |
| Avalanche Energy Rating (Eas) | 1000mJ |
| Case Connection | DRAIN |
| Configuration | SINGLE WITH BUILT-IN DIODE |
| DS Breakdown Voltage-Min | 55V |
| Drain Current-Max (ID) | 80A |
| Drain-source On Resistance-Max | 0.008Ω |
| FET Technology | METAL-OXIDE SEMICONDUCTOR |
| JEDEC-95 Code | TO-263AB |
| JESD-30 Code | R-PSSO-G2 |
| JESD-609 Code | e3 |
| Number of Elements | 1 |
| Operating Mode | ENHANCEMENT MODE |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 245 |
| Polarity/Channel Type | N-CHANNEL |
| Power Dissipation-Max (Abs) | 300W |
| Pulsed Drain Current-Max (IDM) | 320A |
| Qualification Status | Not Qualified |
| Surface Mount | YES |
| Terminal Finish | MATTE TIN |
| Terminal Form | GULL WING |
| Terminal Position | SINGLE |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Transistor Application | SWITCHING |
| Transistor Element Material | SILICON |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the maximum drain current of the STB80NF55-08T4?
The STB80NF55-08T4 supports a maximum drain current (ID) of 80 A, making it one of the highest current-rated MOSFETs in the 55 V class, suitable for high-power motor drives, synchronous rectifiers, and battery management system switches.
What is the on-resistance of the STB80NF55-08T4?
The STB80NF55-08T4 has a maximum drain-source on-resistance (RDS(on)) of 8 mΩ (0.008 Ω), enabling extremely low conduction losses in high-current applications and significantly reducing the thermal requirements of the power stage design.
What is the avalanche energy rating of the STB80NF55-08T4?
The STB80NF55-08T4 has an avalanche energy rating (Eas) of 1000 mJ, providing exceptional robustness against inductive switching transients and unclamped inductive load switching events, critical for reliability in motor control and power supply applications.
What package does the STB80NF55-08T4 come in?
The STB80NF55-08T4 is available in a D2PAK (TO-263AB, JEDEC-95 code) 3-pin surface-mount package with the drain connected to the case tab, enabling efficient thermal dissipation through the PCB copper plane without requiring a separate heatsink.
Is the STB80NF55-08T4 RoHS compliant?
Yes, the STB80NF55-08T4 is RoHS compliant as stated in its product designation, making it suitable for use in consumer electronics, automotive, and industrial equipment sold in markets with environmental regulations restricting hazardous substances.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1000+ | $1.0460 | $1046.02 |
| 2000+ | $0.9744 | $1948.84 |
| 3000+ | $0.9600 | $2880.00 |
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