Bourns, Inc. Fixed Inductors SDR0503-181KL

180µH Unshielded Wirewound Inductor 300mA 2.3Ohm Max Nonstandard

Win Source Part Number: 1274813-SDR0503-181KL
Category: Inductors, Coils, Chokes>Fixed Inductors
Series: SDR0503
Type: Drum Core, Wirewound
Package: Tape & Reel (TR)
Shielding: Unshielded
Inductance: 180 µH
Height - Seated (Max): 0.130" (3.30mm)
Standard Package: 500
Mounting: SMD (SMT)
Tolerance: ±10%
Material - Core: Ferrite
Q @ Freq: 40 @ 796kHz
Frequency - Self Resonant: 7MHz
Package / Case: Nonstandard
DC Resistance (DCR): 2.3Ohm Max
Temperature Range - Operating: -40°C ~ 125°C
Dimension: 0.197" L x 0.189" W (5.00mm x 4.80mm)
ECCN: EAR99
Fake Threat In the Open Market: 53 pct.
MSL Level: 1 (Unlimited)
Current Rating (Amps): 300 mA
Inductance Frequency - Test: 1 kHz
REACH Status: REACH Unaffected
HTSUS: 8504.50.4000
Mfr: Bourns Inc.
Base Product Number: SDR0503
Current - Saturation (Isat): 350mA

FIXED IND 180UH 300MA 2.3OHM SMD Product overview: SDR0503-181KL from Bourns, Inc. is an Inductor and Choke for power conversion, EMI filtering, RF circuits, signal conditioning, and energy storage in switching supplies. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include SMD, 180UH, 300MA, 2.3OHM. Search-friendly keywords include inductor, choke, ferrite bead, power conversion, EMI, SMD, 180UH, 300MA, 2.3OHM, Inductor and Choke. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 71-SDR0503-181KL can be used for catalog matching and distributor lookup.