STB270N4F3 Automotive MOSFET N-Channel 40V 160A D2PAK
- Brand: STMicroelectronics
- Product Code: STB270N4F3
- Availability: In Stock
$1.60
- Ex Tax: $1.60
High-Performance STB270N4F3 MOSFET for Demanding Automotive Applications
The STB270N4F3 from STMicroelectronics represents a breakthrough in power semiconductor technology, engineered specifically for automotive and industrial applications requiring exceptional reliability and performance. This N-channel power MOSFET combines advanced STripFET™ III technology with automotive-grade qualification standards, delivering unparalleled efficiency in demanding environments. With its 40V rating and 160A continuous drain current capability, this component sets new benchmarks for power density and thermal management in modern electronic systems.
Technical Excellence in Power Semiconductor Design
At the heart of the STB270N4F3's impressive performance lies its innovative silicon design and optimized package geometry. The device features an ultra-low on-state resistance of just 2.5mΩ at 80A and 10V VGS, minimizing conduction losses and improving overall system efficiency. This exceptional RDS(on) value remains stable across operating conditions thanks to the device's 4V gate threshold voltage (at 250µA) and ±20V gate-source voltage rating, ensuring reliable switching performance even in transient voltage situations.
Engineers will appreciate the device's 150nC gate charge (measured at 10V VGS), which enables fast switching transitions while maintaining compatibility with standard gate drivers. The integrated D2PAK surface-mount package (TO-263AB variant) combines low thermal resistance with mechanical robustness, allowing the device to dissipate up to 330W of power under typical operating conditions.
Automotive-Grade Reliability and Compliance
As part of STMicroelectronics' Automotive AEC-Q101 qualified component family, the STB270N4F3 meets the rigorous demands of automotive electronics. The device is designed to operate across extreme temperature ranges (-55°C to +175°C), making it suitable for engine control units, electric vehicle powertrains, and advanced driver assistance systems (ADAS). Its robust construction and comprehensive qualification ensure long-term reliability in harsh environments characterized by vibration, temperature cycling, and electrical noise.
The device's 7400pF input capacitance (at 25V VDS) and optimized switching characteristics make it particularly well-suited for high-frequency power conversion applications. Whether used in DC-DC converters, motor control circuits, or battery management systems, the STB270N4F3 delivers consistent performance and exceptional longevity.
Comprehensive Performance Specifications
This advanced power MOSFET incorporates multiple design innovations to maximize performance and reliability:
Parameter | Value |
Drain-Source Voltage | 40V |
Continuous Drain Current | 160A |
On-State Resistance | 2.5mΩ |
Gate Charge | 150nC |
Operating Temperature | -55°C to +175°C |
These specifications make the STB270N4F3 particularly well-suited for applications where space constraints and thermal management are critical design considerations.
Flexible Implementation and System Integration
The surface-mount D2PAK package offers several advantages for modern PCB design. Its low profile and standard footprint enable easy integration with automated assembly processes while maintaining excellent thermal performance. The package design effectively balances mechanical stress relief with electrical connectivity, ensuring reliable solder joints even under thermal cycling conditions.
For power electronics designers, the STB270N4F3's combination of high current capability and low conduction losses enables the creation of compact, efficient power stages. The device's compatibility with standard 10V gate drive circuits simplifies implementation in both new and existing designs, reducing development time and costs.
Applications and System Benefits
This high-performance MOSFET finds applications in diverse automotive and industrial systems:
- Electric vehicle battery management systems
- Hybrid vehicle traction inverters
- High-current DC-DC converters
- Automotive lighting control circuits
- Industrial motor drives
By incorporating the STB270N4F3 into these applications, engineers can achieve significant improvements in system efficiency, reduced component count, and enhanced thermal performance. The device's robust construction and automotive-grade qualification provide peace of mind in safety-critical systems where reliability is paramount.
Tags: Power Electronics, High-Current MOSFET, Automotive Components, Industrial Semiconductors, Surface Mount Devices