Bourns, Inc. Fixed Inductors SRR1003-3R9M

3.9µH Shielded Wirewound Inductor 2.1A 70mOhm Max Nonstandard

Win Source Part Number: 1273599-SRR1003-3R9M
Category: Inductors, Coils, Chokes>Fixed Inductors
Series: SRR1003
Type: Drum Core, Wirewound
Package: Tape & Reel (TR)
Shielding: Shielded
Inductance: 3.9 µH
Height - Seated (Max): 0.118" (3.00mm)
Standard Package: 1,000
Mounting: SMD (SMT)
Tolerance: ±20%
Material - Core: Ferrite
Q @ Freq: 10 @ 7.96MHz
Frequency - Self Resonant: 60MHz
Package / Case: Nonstandard
DC Resistance (DCR): 70mOhm Max
Temperature Range - Operating: -40°C ~ 125°C
Dimension: 0.500" L x 0.406" W (12.70mm x 10.30mm)
ECCN: EAR99
Fake Threat In the Open Market: 71 pct.
MSL Level: 1 (Unlimited)
Current Rating (Amps): 2.1 A
Inductance Frequency - Test: 1 kHz
REACH Status: REACH Unaffected
HTSUS: 8504.50.8000
Mfr: Bourns Inc.
Base Product Number: SRR1003
Current - Saturation (Isat): 5.2A

FIXED IND 3.9UH 2.1A 70 MOHM SMD Product overview: SRR1003-3R9M 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, 3.9UH, 2.1A, 70 MOHM. Search-friendly keywords include inductor, choke, ferrite bead, power conversion, EMI, SMD, 3.9UH, 2.1A, 70 MOHM, Inductor and Choke. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 71-SRR1003-3R9M can be used for catalog matching and distributor lookup.