The SPS1812-LF series are high-quality SMD power reactors designed for demanding applications where low loss, high self-resonant frequency (SRF) and effective magnetic shielding are crucial. Thanks to their optimised design and compact dimensions, they will perform well in both RF circuits and modern DC-DC converters.

Key features:

• low DC resistance for increased energy efficiency
• high resonant frequency (SRF) - ideal for filtering applications
• magnetic shielding to reduce EMI interference
• low height: only 4.2 mm
• RoHS compliant 

Applications:

• DC-DC converters: voltage stabilisation and current smoothing in compact power supplies
• RF circuits: filtering and impedance matching in transmit and receive lines
• EMI filters: suppression of electromagnetic interference in sensitive devices
• signal systems: effective signal cleaning from interference
• automotive electronics: durability and noise immunity in automotive
• medical devices: high efficiency and compactness for medical-grade electronics

Technical specifications:

• operating temperature: -40°C to +105°C
• tolerance: ±20%
• inductance: 470µuH
• SRF min: 4.0 MHz
• DCR max: 5.9 Ω
• Isat: 0.12 A