- Datasheet Download Datasheet
- Stock & Prices $ Price & Stock for IRF540
- Part Number IRF540
- Manufacturer STMicroelectronics
- Pin Count 3
- Part Category MOSFET (N-Channel)
- Package Category Transistor Outline, Vertical
- Footprint Name Transistor Outline, Vertical - UHE1H102MHD6TN--
- Released Date Jan 17, 2019
- Last Modified Date Jun 22, 2023 2:40 AM UTC
- Pinout / Pin List Click Here (Member Only)
IRF540 Details
-
Manufacturer Part Number:
IRF540
-
Rohs Code:
Yes
-
Part Life Cycle Code:
Obsolete
-
Part Package Code:
TO-220AB
-
Package Description:
TO-220, 3 PIN
-
Pin Count:
3
-
ECCN Code:
EAR99
-
HTS Code:
8541.29.00.95
-
Manufacturer:
STMicroelectronics
-
YTEOL:
0
-
Additional Feature:
AVALANCHE RATED
IRF540 Frequently Asked Questions (FAQs)
-
The maximum safe operating area (SOA) for the IRF540 is not explicitly stated in the datasheet. However, STMicroelectronics provides a SOA curve in the application note AN440, which shows the maximum allowable drain-source voltage and current combinations for the device.
-
The junction temperature of the IRF540 can be calculated using the thermal resistance (Rth) and the power dissipation (Pd) of the device. The thermal resistance is given in the datasheet, and the power dissipation can be calculated using the drain-source voltage and current. The junction temperature can then be calculated using the formula: Tj = Tc + (Rth * Pd), where Tc is the case temperature.
-
The recommended gate drive voltage for the IRF540 is between 10V and 15V. A higher gate drive voltage can reduce the on-state resistance (Rds(on)) of the device, but it may also increase the power consumption and electromagnetic interference (EMI). A lower gate drive voltage can reduce power consumption and EMI, but it may also increase Rds(on) and reduce the device's performance.
-
To protect the IRF540 from overvoltage and overcurrent, it is recommended to use a voltage clamp or a transient voltage suppressor (TVS) diode in parallel with the device. Additionally, a current sense resistor and a fuse can be used to detect and respond to overcurrent conditions. It is also important to ensure that the device is operated within its safe operating area (SOA) and that the thermal design is adequate to prevent overheating.
-
Yes, the IRF540 can be used in high-frequency switching applications, but it is important to consider the device's switching characteristics, such as the rise and fall times, and the gate drive requirements. The device's datasheet provides information on its switching characteristics, and application notes are available from STMicroelectronics that provide guidance on designing high-frequency switching circuits with the IRF540.
Trust Checks
Community Provided
System Verified
Community Approved
IRF540 Overview
Use the download button to access the IRF540 schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like IRF54,
or try a keyword search, such as Power Field-Effect Transistors
About STMicroelectronics
STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components.
STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut
Suggested Parts
If you searched for IRF540, you might also be interested in these parts:
| Part Number |
|---|
| KSC1845FTA |
| TB001-500-08BE |
| CFM12JT10K0 |
| C0805X224K3RACTU |
| C1005X7R1E224K050BE |
| CF12JT10R0 |
| CFS1/2CT52A101J |
| CKR14BR224KM |
| CRGS2512J10R |