STB45N65M5 N-Channel MOSFET 650V 35A D²PAK Power Transistor
- Brand: STMicroelectronics
- Product Code: STB45N65M5
- Availability: In Stock
$3.50
- Ex Tax: $3.50
High-Performance STB45N65M5 MOSFET for Demanding Power Applications
STMicroelectronics' STB45N65M5 N-Channel MOSFET represents the cutting-edge MDmesh™ V series technology, delivering exceptional power efficiency and reliability for industrial and automotive applications. This advanced power transistor combines high-voltage capability with low on-resistance characteristics, making it an ideal choice for modern power conversion systems requiring both performance and durability.
Advanced Technical Specifications
Engineered with ST's proprietary MDmesh V technology, this MOSFET offers an impressive 650V drain-source voltage rating while maintaining a remarkably low 78mΩ on-resistance. The device's 35A continuous drain current capability at 25°C, combined with its ±25V gate voltage tolerance, enables exceptional performance in high-stress environments. The 91nC gate charge rating at 10V drive voltage ensures fast switching capabilities, minimizing power losses in high-frequency applications.
Key technical attributes include:
| Parameter | Value |
|---|---|
| Max Voltage | 650V |
| Continuous Current | 35A |
| On-Resistance | 78mΩ |
| Gate Charge | 91nC |
| Operating Temp | 150°C |
Design Advantages
The STB45N65M5's D²PAK surface mount package combines excellent thermal management with space-saving design, allowing for efficient heat dissipation in compact PCB layouts. Its 210W maximum power dissipation rating at case temperature ensures reliable operation even under continuous high-load conditions. The device's 5V gate threshold voltage at 250µA enables compatibility with standard logic-level drive circuits while maintaining precise control characteristics.
With its 3375pF input capacitance at 100V and optimized switching parameters, this MOSFET delivers superior performance in:
- Switch-mode power supplies
- Motor control systems
- Industrial automation equipment
- Renewable energy inverters
- Automotive powertrain applications
The device's active product status and tape & reel packaging format ensure long-term supply stability for production environments. STMicroelectronics' rigorous quality standards guarantee consistent performance across the full operating temperature range, with 100% production testing at 10V drive voltage ensuring reliable on-resistance specifications.
Technical Excellence in Power Electronics
The STB45N65M5 exemplifies STMicroelectronics' commitment to innovation in power semiconductor technology. The MDmesh V series' optimized cell structure reduces conduction losses while maintaining exceptional avalanche energy ratings. This combination of features enables designers to create power systems that meet stringent efficiency standards while maintaining robust thermal performance.
When integrated into modern power conversion designs, this MOSFET enables:
- Higher system efficiency through reduced conduction losses
- Improved thermal management via low-resistance packaging
- Enhanced reliability with built-in gate oxide protection
- Space-saving designs through high-current density architecture
- Cost-effective solutions with industry-standard packaging
For engineers seeking to optimize power supply designs, motor drives, or industrial control systems, the STB45N65M5 offers the perfect balance of performance, reliability, and design flexibility. Its comprehensive feature set and STMicroelectronics' global support network make it a preferred choice for demanding applications requiring proven power transistor technology.
Tags: Semiconductor, Power Electronics, Industrial Components, Electronic Parts, Automotive Electronics