The Surface Mount Power Inductor from the SDR0403 Series has an inductance value of 180 ¬µH with a tolerance of ¬±10%. It features a DC resistance of 3.9 ohms and a rated current of 240 mA. This unshielded inductor is RoHS compliant and is suitable for applications in DC/DC converters and power supplies for portable communication equipment, camcorders, LCD TVs, and car radios. The inductor operates within a temperature range of -40 ¬8C to +125 ¬8C and can withstand a reflow soldering temperature of up to 230 ¬8C for a maximum of 50 seconds. It is packaged in reels of 2000 pieces, making it convenient for bulk purchasing.
180µH Unshielded Wirewound Inductor 240mA 3.9Ohm Max Nonstandard
180µH Unshielded Wirewound Inductor 240mA 3.9Ohm Max Nonstandard
180µH Unshielded Wirewound Inductor 240mA 3.9Ohm Max Nonstandard
Win Source Part Number: 1274834-SDR0403-181K
Category: Inductors, Coils, Chokes>Fixed Inductors
Series: SDR0403
Type: Drum Core, Wirewound
Package: Tape & Reel
Shielding: Unshielded
Inductance: 180 µH
Height - Seated (Max): 0.138" (3.50mm)
Standard Package: 2,000
Mounting: SMD (SMT)
Tolerance: ±10%
Material - Core: Ferrite
Q @ Freq: 50 @ 796kHz
Frequency - Self Resonant: 5MHz
Package / Case: Nonstandard
DC Resistance (DCR): 3.9Ohm Max
Temperature Range - Operating: -40°C ~ 125°C
Dimension: 0.177" L x 0.157" W (4.50mm x 4.00mm)
ECCN: EAR99
Fake Threat In the Open Market: 78 pct.
MSL Level: 1 (Unlimited)
Current Rating (Amps): 240 mA
Inductance Frequency - Test: 1 kHz
REACH Status: REACH Unaffected
HTSUS: 8504.50.4000
Mfr: Bourns Inc.
Other Names: SDR0403-181KLDKR,SDR
Base Product Number: SDR0403
Current - Saturation (Isat): 390mA
FIXED IND 180UH 240MA 3.9OHM SMD Product overview: SDR0403-181KL 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, 240MA, 3.9OHM. Search-friendly keywords include inductor, choke, ferrite bead, power conversion, EMI, SMD, 180UH, 240MA, 3.9OHM, Inductor and Choke. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 71-SDR0403-181KL can be used for catalog matching and distributor lookup.
Surface Mount Power Inductor, SDR0403 Series, 180 H, 10%, Unshielded, 3.9 ohm, 240 mA RoHS Compliant: Yes
| DigiKey | Win Source Electronics | ERSAELECTRONICS PTE. LTD. | Newark, An Avnet Company | |
|---|---|---|---|---|
| Product Category | Inductors, Coils, and Chokes | Inductors, Coils, and Chokes | Inductors, Coils, and Chokes | Inductors, Coils, and Chokes |
| Product Number | SDR0403-181KLDKR-ND | 1274834-SDR0403-181KL | 71-SDR0403-181KL | 06X7064 |
| Product Name | Fixed Inductors | Inductors, Coils, Chokes - Fixed Inductors | SMD 180UH 240MA 3.9OHM Inductor and Choke | Surface Mount Power Inductor, Sdr0403 Series, 180 H, 10%, Unshielded, 3.9 Ohm, 240 Ma Rohs Compliant Bourns |
| Operating Temperature | -40 to 125 C (-40 to 257 F) | -40 to 125 C (-40 to 257 F) | -40 to 125 C (-40 to 257 F) | |
| Mounting Option | Surface Mount Technology | Surface Mount Technology | Surface Mount | Surface Mount Technology |
| Core Material | Ferrite; Drum Core, Wirewound | Ferrite | Ferrite | |
| Configuration | Fixed | Fixed | ||
| Inductance Tolerance | 10 (+/- %) | 10 (+/- %) |
