Overview
The BUK9K25-40EX is a dual N-channel MOSFET produced by Nexperia USA Inc. This component is part of Nexperia's TrenchMOS™ family and is designed to meet the demands of various high-performance applications. It features a logic level gate, making it suitable for use in systems where low threshold voltages are required. The MOSFET is housed in the LFPAK56D (SOT1205) package, which is known for its thermal performance and compact size.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Type Number | BUK9K25-40EX | - |
| Package | LFPAK56D (SOT1205) | - |
| Channel Type | Dual N-channel | - |
| VDS (max) | 40 | V |
| RDSon (max) @ VGS = 10 V | 24 | mΩ |
| RDSon (max) @ VGS = 5 V | 29 | mΩ |
| Tj (max) | 175 | °C |
| ID (max) | 18.2 | A |
| Ptot (max) | 32 | W |
| QGD (typ) | 2.4 | nC |
| VGSth (typ) | 1.7 | V |
| Automotive Qualified | Yes (AEC-Q101) | - |
| Ciss (typ) | 528 | pF |
| Coss (typ) | 95 | pF |
Key Features
- Dual N-channel MOSFET in LFPAK56D (SOT1205) package, offering high thermal performance and a compact footprint.
- Logic level gate, suitable for systems requiring low threshold voltages.
- Repetitive avalanche rated, ensuring robustness in demanding applications.
- Suitable for thermally demanding environments with a maximum junction temperature of 175°C.
- AEC-Q101 qualified, making it suitable for automotive applications.
- Low on-resistance (RDSon) of 24 mΩ @ VGS = 10 V and 29 mΩ @ VGS = 5 V.
Applications
The BUK9K25-40EX is versatile and can be used in a variety of applications across different industries, including:
- Automotive systems: Due to its AEC-Q101 qualification, it is suitable for use in automotive electronics such as power management, motor control, and battery management systems.
- Industrial applications: It can be used in power supplies, motor drives, and other high-power industrial equipment.
- Consumer electronics: Suitable for use in power management and switching applications in consumer devices.
- Power and computing: Used in power supplies, DC-DC converters, and other power management solutions in computing and server systems.
Q & A
- What is the maximum drain-source voltage (VDS) of the BUK9K25-40EX?
The maximum drain-source voltage (VDS) is 40 V.
- What is the package type of the BUK9K25-40EX?
The package type is LFPAK56D (SOT1205).
- What is the maximum on-resistance (RDSon) at VGS = 10 V?
The maximum on-resistance (RDSon) at VGS = 10 V is 24 mΩ.
- What is the maximum junction temperature (Tj) of the BUK9K25-40EX?
The maximum junction temperature (Tj) is 175°C.
- Is the BUK9K25-40EX automotive qualified?
Yes, it is AEC-Q101 qualified.
- What is the typical gate-source threshold voltage (VGSth)?
The typical gate-source threshold voltage (VGSth) is 1.7 V.
- What is the maximum continuous drain current (ID)?
The maximum continuous drain current (ID) is 18.2 A.
- What is the typical input capacitance (Ciss)?
The typical input capacitance (Ciss) is 528 pF.
- What is the typical output capacitance (Coss)?
The typical output capacitance (Coss) is 95 pF.
- What are some common applications of the BUK9K25-40EX?
Common applications include automotive systems, industrial power management, consumer electronics, and power supplies in computing systems.
