STN3N45K3 Overview
The STN3N45K3 is a high-performance N-channel MOSFET designed for efficient switching and power management in industrial and consumer electronic applications. Featuring a low on-resistance and robust voltage handling capability, this transistor supports high current loads while minimizing power dissipation. Its optimized gate charge ensures fast switching speeds, making it suitable for DC-DC converters, motor controls, and power supply circuits. The device??s rugged construction offers enhanced reliability in demanding environments. For detailed technical data and sourcing, visit IC Manufacturer.
STN3N45K3 Technical Specifications
| Parameter | Specification |
|---|---|
| Type | N-Channel MOSFET |
| Drain-Source Voltage (VDS) | 450 V |
| Continuous Drain Current (ID) | 3 A |
| On-Resistance (RDS(on)) | 0.75 ?? max @ VGS = 10 V |
| Gate Threshold Voltage (VGS(th)) | 2.0 ?C 4.0 V |
| Total Gate Charge (Qg) | 18 nC (typical) |
| Power Dissipation (PD) | 1.25 W |
| Operating Temperature Range | -55??C to +150??C |
STN3N45K3 Key Features
- Low on-resistance: Minimizes conduction losses, improving overall energy efficiency in power circuits.
- High voltage rating: Supports up to 450 V drain-source voltage, ideal for industrial power control applications.
- Fast switching capability: Reduced gate charge for quicker transitions, enhancing performance in switching regulators and motor drives.
- Wide operating temperature range: Ensures reliable operation in harsh environments from -55??C to +150??C.
Typical Applications
- Switching regulators and DC-DC converters requiring efficient high-voltage MOSFETs for power management and voltage regulation.
- Motor control circuits benefiting from fast switching and low losses for improved performance and thermal management.
- Industrial power supplies that demand rugged devices capable of withstanding high voltage and temperature variations.
- Load switching in consumer electronics where compact, reliable high-voltage MOSFETs are essential.
STN3N45K3 Advantages vs Typical Alternatives
This MOSFET stands out with its combination of low on-resistance and high voltage capability, offering superior efficiency and thermal performance versus many alternatives. Its fast switching reduces switching losses, making it well-suited for high-frequency power applications. Robust construction and a wide temperature range enhance reliability in industrial environments, positioning it as a preferred choice for engineers seeking durable and efficient power transistors.
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STN3N45K3 Brand Info
The STN3N45K3 is manufactured by STMicroelectronics, a globally recognized leader in semiconductor solutions. STMicroelectronics specializes in power management devices, offering a broad portfolio of MOSFETs engineered for industrial, automotive, and consumer markets. This product reflects ST??s commitment to delivering high-quality, reliable components optimized for energy-efficient switching and power control applications.
FAQ
What is the maximum voltage rating for this MOSFET?
The device supports a maximum drain-source voltage of 450 V, making it suitable for high-voltage switching and power conversion applications.
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What current can this transistor handle continuously?
It can continuously handle up to 3 amps of drain current under specified operating conditions, ensuring reliable performance in moderate power applications.
How does the on-resistance impact efficiency?
Lower on-resistance reduces conduction losses during operation, which directly improves energy efficiency and reduces heat generation in power circuits.
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Can this MOSFET operate at high temperatures?
Yes, it is rated for operation
