The SRR0905-270M is a shielded power inductor manufactured by Bourns Inc. It is well-suited for DC-DC converter applications requiring a balance between size, inductance, and current handling capabilities. Its shielded construction helps minimize electromagnetic interference (EMI).

Applications

• DC-DC converters
• Power supplies for portable devices
• Buck and boost converters
• Filtering applications

Features

• Shielded construction for low EMI
• Compact size: 9.0 mm x 9.0 mm x 5.0 mm
• Inductance: 27 μH
• Tolerance: ±20%
• High saturation current
• Low DC resistance

Benefits

• Reduces EMI in sensitive circuits due to the shielded design.
• Provides efficient power conversion with low DC resistance.
• Suitable for space-constrained designs.
• Offers reliable performance in various operating conditions.

Additional Details

The SRR0905-270M inductor's shielded design effectively reduces electromagnetic radiation, making it suitable for use in devices where EMI compliance is critical. The ferrite core material provides a stable inductance value. It is designed for surface mount technology (SMT) assembly. This inductor is compliant with RoHS requirements.

Technical Specifications:

• Inductance: 27 μH ±20%
• DC Resistance (DCR): 0.27 Ohms (typical)
• Saturation Current (Isat): 1.2 A (current at which the inductance drops by 30%)
• RMS Current (Irms): 1.1 A (current that causes a 40 °C temperature rise from 25 °C ambient)
• Operating Temperature: -40 °C to +125 °C (including self-heating)
• Shielded: Yes
• Termination Finish: Matte Tin over Nickel