The 1273448-SRR1240-561K is a fixed inductor from the SRR1240 series, designed for surface mount applications. It features an inductance of 560 ¬µH with a tolerance of ¬±10%. The inductor has a maximum height of 4.5 mm and is packaged in tape and reel format, with 800 pieces per reel. It is constructed with a ferrite core and utilizes enameled copper wire for winding. The device operates effectively within a temperature range of -40 ¬8C to +125 ¬8C and has a maximum DC resistance of 1.5 Ohm. The inductor supports a rated current of 550 mA and a saturation current of 520 mA. It exhibits a quality factor (Q) of 12 at a frequency of 796 kHz and has a self-resonant frequency of 4 MHz. The product is RoHS compliant and suitable for use in various applications, including power supplies for portable communication equipment and camcorders.
Win Source Part Number: 1273448-SRR1240-561K
Category: Inductors, Coils, Chokes>Fixed Inductors
Series: SRR1240
Type: Drum Core, Wirewound
Package: Tape & Reel (TR)
Shielding: Shielded
Inductance: 560 µH
Height - Seated (Max): 0.177" (4.50mm)
Standard Package: 800
Mounting: SMD (SMT)
Tolerance: ±10%
Material - Core: Ferrite
Q @ Freq: 12 @ 796kHz
Frequency - Self Resonant: 4MHz
Package / Case: Nonstandard
DC Resistance (DCR): 1.5Ohm Max
Temperature Range - Operating: -40°C ~ 125°C
Dimension: 0.492" L x 0.492" W (12.50mm x 12.50mm)
ECCN: EAR99
Fake Threat In the Open Market: 59 pct.
MSL Level: 1 (Unlimited)
Current Rating (Amps): 550 mA
Inductance Frequency - Test: 100 kHz
REACH Status: REACH Unaffected
HTSUS: 8504.50.4000
Mfr: Bourns Inc.
Base Product Number: SRR1240
Current - Saturation (Isat): 520mA
FIXED IND 560UH 550MA 1.5OHM SMD Product overview: SRR1240-561K 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, 560UH, 550MA, 1.5OHM. Search-friendly keywords include inductor, choke, ferrite bead, power conversion, EMI, SMD, 560UH, 550MA, 1.5OHM, Inductor and Choke. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 71-SRR1240-561K can be used for catalog matching and distributor lookup.
560µH Shielded Wirewound Inductor 550mA 1.5Ohm Max Nonstandard
Surface Mount Power Inductor, SRR1240 Series, 560 H, 10%, Shielded, 1.5 ohm, 550 mA RoHS Compliant: Yes
| Win Source Electronics | ERSAELECTRONICS PTE. LTD. | DigiKey | Newark, An Avnet Company | |
|---|---|---|---|---|
| Product Category | Inductors, Coils, and Chokes | Inductors, Coils, and Chokes | Inductors, Coils, and Chokes | Inductors, Coils, and Chokes |
| Product Number | 1273448-SRR1240-561K | 71-SRR1240-561K | SRR1240-561K-ND | 06X7773 |
| Product Name | Inductors, Coils, Chokes - Fixed Inductors | SMD 560UH 550MA 1.5OHM Inductor and Choke | Fixed Inductors | Surface Mount Power Inductor, Srr1240 Series, 560 H, 10%, Shielded, 1.5 Ohm, 550 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 | Surface Mount Technology | Surface Mount Technology |
| Technology | Standard; Wirewound | Drum Core, Wirewound | ||
| Core Material | Ferrite | Ferrite | Ferrite; Drum Core, Wirewound | |
| Application | RF Choke |
