STMicroelectronics

ECMF04-4AMX12

ECMF04-4AMX12 Description

The ECMF04-4AMX12 is a high-performance common mode choke designed and manufactured by STMicroelectronics. This component is part of the ECMF series and is known for its robust TVS diode ESD protection capabilities. With a maximum DC resistance of 2.5 Ohms, it ensures minimal power loss during operation. The ECMF04-4AMX12 is designed for surface mount applications, making it ideal for compact and space-constrained electronics. Its dimensions are 0.130" L x 0.059" W (3.30mm x 1.50mm), with a maximum height of 0.024" (0.60mm), which allows for easy integration into various designs.

ECMF04-4AMX12 Features

• DC Resistance (DCR) (Max): 2.5 Ohms
• ECCN: EAR99
• Mounting Type: Surface Mount
• Size / Dimension: 0.130" L x 0.059" W (3.30mm x 1.50mm)
• Height (Max): 0.024" (0.60mm)
• Product Status: Obsolete
• Series: ECMF
• Number of Lines: 4
• Current Rating (Max): 200mA
• REACH Status: REACH Unaffected
• Manufacturer: STMicroelectronics
• Features: TVS Diode ESD Protection
• Filter Type: Signal Line
• HTSUS: 8536.30.8000
• Package: Tape & Reel (TR)
• RoHS Status: ROHS3 Compliant
• Base Product Number: ECMF04
• Moisture Sensitivity Level (MSL): 1 (Unlimited)

ECMF04-4AMX12 Applications

The ECMF04-4AMX12 is particularly suited for applications where signal integrity and electromagnetic interference (EMI) suppression are critical. Its compact size and high current rating make it ideal for use in:

• Telecommunications: Protecting signal lines in communication devices from ESD and EMI.
• Automotive Electronics: Ensuring reliable operation of electronic control units (ECUs) by filtering out noise.
• Industrial Control Systems: Maintaining signal integrity in harsh environments with high levels of EMI.

Conclusion of ECMF04-4AMX12

While the ECMF04-4AMX12 is now considered obsolete, it was a highly reliable and efficient common mode choke during its time. Its unique combination of low DC resistance, high current rating, and robust ESD protection made it a preferred choice for various electronic applications. Although it may no longer be in production, its legacy as a high-performance component in the electronics industry remains. For current projects, it is recommended to explore the latest offerings from STMicroelectronics that meet or exceed the specifications of the ECMF04-4AMX12.