SRR7045-270M

$0.55

Description：FIXED IND 27UH 1.25A 110MOHM SMD
Series：SRR7045
Mfr：Bourns Inc.
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:a8873de5a440 Category: Fixed Inductors Brand: Bourns Inc.

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Product introduction

SRR7045-270M is listed in the Fixed Inductors range at ChipApex. The manufacturer field lists Bourns Inc.. Its product description is FIXED IND 27UH 1.25A 110MOHM SMD. Review the specifications below when checking this part for your BOM.

Fixed Inductors specifications for SRR7045-270M

Description：FIXED IND 27UH 1.25A 110MOHM SMD
Series：SRR7045
Mfr：Bourns Inc.
Package：Tape & Reel (TR),Cut Tape (CT)
Type：Drum Core, Wirewound
Material - Core：Ferrite
Inductance：27 µH
Tolerance：±20%
Current Rating (Amps)：1.8 A
Current - Saturation (Isat)：1.15A
Shielding：Shielded
DC Resistance (DCR)：110mOhm Max
Q @ Freq：25 @ 2.52MHz
Frequency - Self Resonant：18MHz
Ratings：-
Operating Temperature：-40°C ~ 125°C
Inductance Frequency - Test：100 kHz
Mounting Type：Surface Mount
Package / Case：Nonstandard
Supplier Device Package：-
Size / Dimension：0.276" L x 0.276" W (7.00mm x 7.00mm)
Height - Seated (Max)：0.189" (4.80mm)
Features：-

Fixed Inductors datasheet and documents for SRR7045-270M

SRR7045-270M

Fixed Inductors Overview

The SRR7045-270M is a shielded surface-mount power inductor from Bourns, featuring a ferrite drum core and wirewound construction. It provides an inductance of 27 µH with a tolerance of ±20%. The component supports a saturation current of 13.5 A and a maximum DC current of 1.8 A. Its maximum DC resistance is 110 mΩ, with a minimum Q factor of 30 at 1 kHz. Operating temperatures range from -40°C to +125°C, and the self-resonant frequency is 25 MHz.

Fixed Inductors Feature Summary

Shielded design minimizes electromagnetic interference for reliable circuit operation
Ferrite drum core structure ensures stable performance under high current loads
RoHS compliant manufacturing process meets environmental safety standards

Fixed Inductors Applications

Input and output filtering for DC/DC converters
Power supply circuits requiring compact shielding
General power electronics applications

Fixed Inductors Procurement Notes

Verify the specific suffix M indicates standard packaging configuration. Confirm RoHS compliance status against current regulatory requirements. Ensure the selected variant matches the required current ratings for the target application environment. Cross-reference datasheet specifications with system thermal constraints before finalizing procurement orders.

Fixed Inductors Selection Notes

Select this component when space-constrained designs require shielded inductors with high saturation currents. The 27 µH value suits moderate frequency switching applications. Evaluate the 1.8 A continuous current rating against peak load demands. Consider the 110 mΩ DCR impact on overall efficiency and thermal management within the power stage.

Fixed Inductors Part Context

This part belongs to the SRR7045 series of shielded SMD power inductors. The series offers various inductance values optimized for different power delivery needs. Components share consistent physical dimensions and mounting characteristics, facilitating standardized PCB layout strategies across multiple product lines.