STMicroelectronics STP80NF70 MOSFET N-Channel 68V 98A TO-220AB
- Brand: STMicroelectronics
- Product Code: STP80NF70
- Availability: In Stock
$0.35
- Ex Tax: $0.35
High-Performance STP80NF70 MOSFET for Demanding Power Applications
In modern power electronics, selecting components that balance efficiency, durability, and thermal performance is critical. The STP80NF70 MOSFET from STMicroelectronics emerges as a robust solution for engineers seeking reliable power management capabilities. Designed with ST's advanced STripFET™ II technology, this N-channel MOSFET combines low on-state resistance with high current handling in a compact TO-220AB package, making it ideal for automotive, industrial, and high-power switching applications.
Technical Excellence in Power Management
Operating at a maximum drain-source voltage of 68V, the STP80NF70 delivers exceptional performance with a continuous drain current of 98A at 25°C. Its optimized Rds(on) of 9.8mΩ at 40A and 10V gate-source voltage minimizes conduction losses, enhancing system efficiency. The device's ±20V gate-source voltage tolerance provides design flexibility while maintaining robustness against voltage spikes.
| Parameter | Value |
|---|---|
| Max Voltage | 68V |
| Continuous Current | 98A |
| Rds(on) Max | 9.8mΩ |
| Gate Charge | 75nC |
| Operating Temp | -55°C to 175°C |
Thermal Performance and Reliability
With a power dissipation rating of 190W (Tc), this MOSFET demonstrates superior thermal management capabilities. Its through-hole TO-220 package ensures efficient heat dissipation, while the 2550pF input capacitance at 25V enables fast switching transitions. The device's 4V gate threshold voltage (at 250µA) allows compatibility with standard logic drivers, simplifying gate control circuitry design.
Engineers will appreciate the STP80NF70's automotive-grade temperature range (-55°C to 175°C) which ensures reliable operation in extreme environments. While marked as 'Not For New Designs' by STMicroelectronics, this device remains widely used in legacy systems requiring proven power management solutions.
Design Applications and Considerations
Common applications include:
- Electric vehicle powertrains
- Industrial motor drives
- High-current DC-DC converters
- Automotive body control modules
- Renewable energy systems
When designing with this MOSFET, engineers should consider implementing proper heatsinking solutions and gate driver circuitry to optimize performance. The device's 10V drive voltage recommendation ensures minimal switching losses while maintaining optimal Rds(on) characteristics.
As an established component in STMicroelectronics' portfolio, the STP80NF70 continues to serve as a benchmark for high-current MOSFET performance. Its combination of electrical characteristics, thermal capabilities, and proven reliability makes it a trusted choice for demanding applications where power density and efficiency matter most.
Tags: Power Transistors, Semiconductor Devices, Electronic Components, Industrial Electronics, Automotive Electronics