Overview
The IRF640NSTRLPBF is a high-performance N-Channel MOSFET produced by Infineon Technologies. This device is part of the HEXFET family and is known for its high current and voltage handling capabilities, making it suitable for a variety of power management and switching applications. The IRF640NSTRLPBF is packaged in a 3-pin D2PAK (TO-263) package, which is designed for surface mount applications and offers good thermal performance.
Key Specifications
| Parameter | Value |
|---|---|
| Drain-Source Voltage (VDS) | 200 V |
| Drain Current (ID) | 18 A |
| Gate-Source Voltage (VGS) | ±20 V |
| On Resistance (RDS(on)) | 0.18 Ω (at VGS = 10 V, ID = 18 A) |
| Junction-to-Ambient Thermal Resistance (RθJA) | 62 °C/W (without PCB), 40 °C/W (with PCB mount) |
| Operating Junction Temperature (TJ) | -55 to 175 °C |
| Package Type | 3-pin D2PAK (TO-263) |
Key Features
- High drain current of 18 A and high drain-source voltage of 200 V, making it suitable for high-power applications.
- Low on-resistance (RDS(on)) of 0.18 Ω at VGS = 10 V, ID = 18 A, which reduces power losses.
- High junction-to-ambient thermal resistance, ensuring good thermal performance when mounted on a PCB.
- Wide operating junction temperature range from -55 °C to 175 °C.
- Surface mount D2PAK package for easy integration into modern designs.
Applications
- Power supplies and DC-DC converters.
- Motor control and drive systems.
- Switching and amplification in audio and industrial equipment.
- High-frequency switching applications.
- General-purpose power switching.
Q & A
- What is the maximum drain current of the IRF640NSTRLPBF?
The maximum drain current is 18 A. - What is the maximum drain-source voltage of the IRF640NSTRLPBF?
The maximum drain-source voltage is 200 V. - What is the typical on-resistance of the IRF640NSTRLPBF?
The typical on-resistance is 0.18 Ω at VGS = 10 V, ID = 18 A. - What is the operating junction temperature range of the IRF640NSTRLPBF?
The operating junction temperature range is from -55 °C to 175 °C. - What type of package does the IRF640NSTRLPBF come in?
The IRF640NSTRLPBF comes in a 3-pin D2PAK (TO-263) package. - Is the IRF640NSTRLPBF suitable for surface mount applications?
Yes, it is designed for surface mount applications. - What are some common applications of the IRF640NSTRLPBF?
Common applications include power supplies, motor control, switching and amplification in audio and industrial equipment, and high-frequency switching. - How should I handle thermal management for the IRF640NSTRLPBF?
For optimal thermal performance, it is recommended to mount the device on a PCB. Refer to application note #AN-994 for recommended footprint and soldering techniques. - Can the IRF640NSTRLPBF be used in high-power switching applications?
Yes, it is suitable for high-power switching applications due to its high current and voltage handling capabilities. - What are the key benefits of using the IRF640NSTRLPBF in power management systems?
The key benefits include low on-resistance, high thermal performance, and a wide operating temperature range, which reduce power losses and enhance system reliability.
