3.3uH (3R3) 12mm SMD Power Inductor – High-Current Shielded Coil

Product Description:

The 3.3uH (3R3) 12mm SMD Inductor is a high-current, low-resistance power inductor designed for efficient energy storage, filtering, and noise suppression in switching power electronics. Featuring a large 12mm ferrite shielded core, this inductor provides stable 3.3µH inductance, excellent saturation current capability, and reduced EMI—making it ideal for DC–DC converters, power modules, LED drivers, industrial controllers, and embedded system power stages.

Its robust SMD construction ensures reliable performance under demanding conditions, while the shielded design enhances stability and minimizes electromagnetic interference, making it suitable for sensitive and high-performance electronics.

Key Specifications:

• Inductance: 3.3µH (3R3)

• Package Size: 12mm SMD (approx.)

• Core Material: Ferrite (Shielded)

• DC Resistance (DCR): Very Low

• Mounting Type: Surface Mount (SMD)

• Application Category: High-current / Power filtering

Features:

• Stable 3.3uH inductance suitable for high-current switching circuits

• Large 12mm shielded ferrite core minimizes EMI

• Very low DCR ensures high efficiency and low heat generation

• Designed for demanding power applications

• Durable and reliable SMD construction for long-term use

• Compatible with automated SMT assembly

Applications:

• High-current DC–DC buck/boost converters

• LED power drivers and lighting systems

• Power supply modules and regulators

• Industrial control electronics

• Embedded systems and microcontroller power rails

• Noise suppression in high-performance circuits

Package Includes:

1 × 3.3uH (3R3) 12mm SMD Inductor

Note: Image is for representation purpose only.