SP5003-04TTG

Overview

The Littelfuse SP5003-04TTG is a four-channel general-purpose ESD protection device from the SP5003 series. It integrates a common-mode filter (CMF) and transient voltage suppression (TVS) diodes into a single surface-mount package. The component provides electrostatic discharge protection for high-speed differential serial interfaces while simultaneously offering common-mode electromagnetic interference (EMI) filtering. Designed for automotive applications, it meets AEC-Q101 qualification standards and operates within a temperature range of -40°C to 125°C with a maximum current rating of 100mA.

Feature Summary

• Integrates common-mode choke functionality for effective EMI filtering alongside ESD protection capabilities
• Provides bidirectional transient voltage suppression to safeguard sensitive electronics from overvoltage conditions
• Engineered specifically for protecting high-speed data interfaces against damaging electrostatic discharges
• Qualified for automotive reliability requirements under the AEC-Q101 standard

Applications

• Protection of high-speed differential serial communication interfaces
• Automotive electronic systems requiring AEC-Q101 qualified components
• Systems needing combined ESD protection and common-mode noise reduction
• Portable medical devices and connected health solutions

Procurement Notes

Verify the specific ordering suffix to ensure the correct tape-and-reel configuration matches your assembly requirements. Confirm that the AEC-Q101 automotive qualification aligns with your target application's reliability standards. Check the latest datasheet revision date to ensure compliance with any updated electrical specifications or mechanical dimensions before finalizing procurement decisions.

Selection Notes

Select this component when a design requires simultaneous ESD protection and common-mode filtering in a compact footprint. It is suitable for applications utilizing high-speed differential signaling where signal integrity must be maintained during transient events. Consider its 100mA current rating and operating temperature range to ensure compatibility with the system's environmental and electrical constraints.

Part Context

This part belongs to the Littelfuse SP5003 series, which features highly integrated common-mode filters designed for general-purpose ESD protection. The series combines TVS diode technology with magnetic filtering elements to address both static discharge and electromagnetic interference challenges in modern electronic circuits, particularly those involving fast data transmission lines.

Replacement Considerations

Consult official Littelfuse documentation for verified substitute part numbers within the SP5003 series or compatible families. Ensure any replacement maintains the four-channel configuration, AEC-Q101 qualification, and equivalent electrical performance characteristics for the specific interface being protected.

FAQ

Does the SP5003-04TTG provide both ESD protection and EMI filtering?

Yes, it integrates a common-mode filter for EMI suppression and TVS diodes for electrostatic discharge protection in a single package.

Is this component suitable for automotive applications?

Yes, the SP5003-04TTG is qualified according to the AEC-Q101 standard for automotive use.

What type of interfaces does this device protect?

It is designed to protect high-speed differential serial interfaces from damaging ESD events while maintaining signal performance.