Bourns Shielded Wirewound Surface Mount Inductor 4020 Package, 3.3 μH ±20 %, 3.5 A Idc, Carbonyl Powder Core SRP4020TA

Bourns SRP4020TA is a Shielded Wirewound Surface Mount Inductor featuring a Carbonyl Powder Core providing a nominal inductance of 3.3 μH with ±20% tolerance. It supports a maximum DC current of 3.5 A and exhibits a maximum DC resistance of 76 mΩ. The inductor package is the 4020 size, measuring 4.45 mm in length, 4.06 mm in depth, and 1.8 mm in height, with solder termination style and a 2-pin configuration.

This inductor series has been AEC-Q200 qualified to meet demanding automotive standards, capable of operating over a temperature range from -40°C to 150°C, making it highly reliable for automotive applications including driver assistant systems, information systems, entertainment, and lighting modules. Its shielded construction reduces magnetic radiation, making it ideal for sensitive electronics environments.

The core is composed of carbonyl powder, delivering a high saturation current for robust performance in power supplies and DC-DC converters. The maximum self-resonant frequency is 40 MHz and the minimum quality factor is 10, offering efficient energy storage and filtering capabilities.

Environmental compliance is ensured with RoHS certification and the product is halogen-free. The moulded wirewound inductor construction enhances mechanical and electrical stability throughout its operational life.

Applications span industrial, automotive, and electronic manufacturing sectors where compact, high current inductors are essential. The inductor features a shielded construction minimizing magnetic radiation. Carbonyl powder core ensures high saturation current for automotive applications.

Package size is 4020 with dimensions 4.45 mm length, 4.06 mm depth, and 1.8 mm height. Operates reliably within a temperature range of -40°C to 150°C with AEC-Q200 qualification. RoHS compliant and halogen-free for eco-friendly usage.

Maximum DC resistance is 76 mΩ ensuring efficient current flow. Designed for automotive systems, DC-DC converters, and power supplies. Termination style is solder with a 2-pin count suitable for surface mounting. Inductance tolerance is ±20 % with a minimum quality factor of 10 and max self-resonant frequency of 40 MHz.

Moulded wirewound construction enhances durability and performance consistency.

Explore the Electronics & Electricals categories at EnvMart for high-quality inductors like the Bourns SRP4020TA suitable for advanced industrial and automotive electronics applications.