The T1143BNL is a surface mount power inductor manufactured by Pulse Electronics. This inductor is designed for use in a variety of power conversion applications. It exhibits excellent electrical characteristics and is suitable for high-frequency operation. The T1143BNL offers a compact size and robust construction, making it an ideal choice for space-constrained applications.

Applications:

• DC-DC converters
• Voltage regulators
• Power supplies
• Point-of-Load (POL) converters
• LED lighting

Features:

• Surface mount design
• Low DCR (DC Resistance) for improved efficiency
• High saturation current
• Excellent temperature stability
• Shielded construction to minimize EMI (Electromagnetic Interference)
• RoHS compliant

Benefits:

• Improved power conversion efficiency due to low DCR
• Reduced size and weight compared to traditional through-hole inductors
• Minimized electromagnetic interference, which improves the reliability of surrounding components
• Stable performance over a wide temperature range
• Suitable for automated assembly processes

Technical Specifications:

While specific electrical parameters like inductance, saturation current, and DCR vary based on the exact part number within the T1143BNL series, typical values are:

• Inductance range: typically from 1uH to 100uH
• Saturation current: typically from 1A to 20A
• DCR: typically from 1mΩ to 100mΩ
• Operating temperature: -40°C to +125°C

The T1143BNL inductor is constructed with a ferrite core and a shielded design. This combination provides excellent performance in high-frequency applications and minimizes EMI. The surface mount package allows for easy integration into automated assembly processes, reducing manufacturing costs and improving reliability. The low DCR of the T1143BNL helps to minimize power losses, leading to improved overall system efficiency.