The SF1148T-R is a surface mount common mode choke from Pulse Electronics. This component is specifically designed to suppress common mode noise in electronic circuits, particularly in data and signal lines. By attenuating unwanted noise signals that are common to multiple lines, the SF1148T-R improves signal integrity, reduces electromagnetic interference (EMI), and enhances overall system performance. It's constructed for automated assembly and is compliant with industry standards.

Applications

• USB interfaces
• Ethernet connections
• CAN bus systems
• Power line filtering
• Signal line noise reduction

Features

• Surface mount design
• Common mode noise suppression
• Compact size
• High impedance at common mode frequencies
• Low differential mode impedance
• Excellent EMI suppression

Benefits

• Improved signal integrity in data transmission
• Reduced electromagnetic interference (EMI)
• Enhanced system reliability
• Compliance with regulatory standards
• Simplified PCB layout
• Minimized noise coupling between circuits

Additional Details

The SF1148T-R utilizes a ferrite core material to achieve high common mode impedance over a wide frequency range. The surface mount package allows for efficient assembly using automated pick-and-place equipment. The choke's performance is characterized by its common mode impedance, differential mode impedance, and rated current. Proper soldering techniques and handling are essential to maintain the choke's performance and reliability. Refer to the manufacturer's datasheet for detailed specifications, including electrical characteristics, mechanical dimensions, and recommended soldering profiles.