IRLR3110ZTRPBF: High-Performance N-Channel MOSFET for Motor Control, DC-DC Converters | Infineon Technologies
IRLR3110ZTRPBF: High-Performance N-Channel MOSFET for Demanding Applications
The IRLR3110ZTRPBF from Infineon Technologies is a premium N-Channel MOSFET engineered for high-power switching applications. This advanced semiconductor device combines low on-resistance with fast switching capabilities, making it a top choice for engineers designing motor drives, power supplies, and automotive systems. In this comprehensive guide, we'll explore the technical specifications, benefits, and real-world applications of this exceptional MOSFET.
Why Choose IRLR3110ZTRPBF?
As power efficiency becomes increasingly critical in electronic design, the IRLR3110ZTRPBF stands out with its exceptional performance characteristics:
- Ultra-low 14m on-resistance minimizes power losses
- High current handling (42A continuous) for robust operation
- 100V drain-source voltage rating for versatile applications
- Optimized switching performance with 48nC total gate charge
- Wide -55 C to +175 C operating temperature range
Detailed Technical Specifications
Electrical Characteristics
The IRLR3110ZTRPBF delivers outstanding electrical performance:
| Parameter | Value | Conditions |
|---|---|---|
| Drain-Source Voltage (VDSS) | 100V | |
| Continuous Drain Current (ID) | 42A | @ TC = 25 C |
| Pulsed Drain Current | 168A | |
| RDS(on) | 14m | @ VGS = 10V, ID = 38A |
| Gate Threshold Voltage | 2.5V max | @ ID = 100 A |
| Total Gate Charge (Qg) | 48nC | @ VGS = 4.5V |
| Input Capacitance (Ciss) | 3980pF | @ VDS = 25V |
Thermal Performance
The MOSFET's thermal characteristics ensure reliable operation:
- Maximum Power Dissipation: 140W (at TC = 25 C)
- Junction-to-Case Thermal Resistance: 0.89 C/W
- Operating Junction Temperature: -55 C to +175 C
Package and Mounting
The IRLR3110ZTRPBF comes in a surface-mount D-Pak (TO-252) package that offers:
- Compact footprint for space-constrained designs
- Excellent thermal performance through the exposed pad
- Compatibility with automated assembly processes
- Mechanical robustness for demanding environments
Key Applications
1. Motor Control Systems
The IRLR3110ZTRPBF excels in motor drive applications including:
- Brushless DC (BLDC) motor controllers
- Stepper motor drivers
- Industrial motor drives
- Automotive window lift and wiper systems
2. Power Conversion
Ideal for various power conversion topologies:
- Synchronous buck converters
- Boost converters
- Half-bridge and full-bridge converters
- DC-DC voltage regulators
3. Automotive Electronics
With its rugged design, the MOSFET performs reliably in automotive systems:
- Electric power steering
- LED lighting drivers
- Battery management systems
- 12V/24V power distribution
Design Considerations
Gate Driving Requirements
For optimal performance:
- Use a gate driver capable of delivering at least 2A peak current
- Maintain gate drive voltage between 4.5V and 10V
- Keep gate traces short to minimize inductance
- Consider using a gate resistor (typically 2-10 ) to control switching speed
Thermal Management
To maximize reliability:
- Use adequate PCB copper area for heat dissipation
- Consider thermal vias under the package for improved heat transfer
- Monitor junction temperature in high ambient environments
- For high-power applications, consider adding a heatsink
Comparison with Similar MOSFETs
The IRLR3110ZTRPBF offers several advantages over competing devices:
| Feature | IRLR3110ZTRPBF | Typical Competitor |
|---|---|---|
| RDS(on) | 14m | 20m |
| Gate Charge | 48nC | 60nC |
| Current Rating | 42A | 35A |
| Package | D-Pak | TO-220 |
Purchasing Information
The IRLR3110ZTRPBF is available in tape and reel packaging for automated assembly. Minimum order quantities and pricing vary by distributor. Contact us today for:
- Volume pricing discounts
- Technical support for your design
- Sample requests
- Lead time information
Conclusion
The IRLR3110ZTRPBF represents an excellent balance of performance, efficiency, and reliability in power MOSFET technology. Its combination of low conduction losses, fast switching capability, and robust thermal performance makes it ideal for demanding applications across industrial, automotive, and consumer markets. Engineers can leverage these characteristics to create more efficient, compact, and cost-effective power electronic systems.
For design assistance or to request samples, contact our technical support team today. We're committed to helping you succeed with your power electronics projects using Infineon's industry-leading MOSFET technology.