FIXED IND 2.2UH 3.1A 85.4MOHM SM Product overview: SPM4012T-2R2M-LR from TDK Corporation 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 2.2UH, 3.1A, 85.4MOHM. Search-friendly keywords include inductor, choke, ferrite bead, power conversion, EMI, 2.2UH, 3.1A, 85.4MOHM, Inductor and Choke, Fixed Inductors. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 71-SPM4012T-2R2M-LR can be used for catalog matching and distributor lookup.
2.2µH Shielded Wirewound Inductor 3.1A 85.4mOhm Max Nonstandard
2.2µH Shielded Wirewound Inductor 3.1A 85.4mOhm Max Nonstandard
2.2µH Shielded Wirewound Inductor 3.1A 85.4mOhm Max Nonstandard
Manufacturer: TDK Corporation
Win Source Part Number: 1257936-SPM4012T-2R2
Series: SPM-LR
Packaging: Reel - TR
Type: Wirewound
Operating Temperature Range: -40°C ~ 125°C
Package: Nonstandard
Current Rating: 3.1A
Shielding: Shielded
Inductance: 2.2μH
Mounting: SMD
Tolerance: ±20%
Material - Core: Metal
Current - Saturation: 4.8A
Test Frequency: 100kHz
Size: 0.173" L x 0.161" W (4.40mm x 4.10mm)
Categories: Inductors, Coils, Chokes
DC Resistance (DCR): 85.4 mOhm Max
Manufacturer Homepage: www.tdk.com
Height - Seated (Maximum): 0.047" (1.20mm)
Alternative Parts (Cross-Reference): ML466PJB222MLZ; ASPI-0418FS-2R2M-T2;
Estimated EOL Date: 2026
Popularity: Medium
Fake Threat In the Open Market: 91 pct.
Supply and Demand Status: Balance
INDUCTOR, WIREWOUND, 2.2UH, 3.1A, 20%; Inductance:2.2µH; RMS Current (Irms):3.1A; Inductor Construction:Shielde
FIXED IND 2.2UH 3.1A 85.4MOHM SM
| ERSAELECTRONICS PTE. LTD. | DigiKey | Win Source Electronics | Newark, An Avnet Company | ODG (Origin Data Global) | |
|---|---|---|---|---|---|
| Product Category | Inductors, Coils, and Chokes | Inductors, Coils, and Chokes | Inductors, Coils, and Chokes | Inductors, Coils, and Chokes | Inductors, Coils, and Chokes |
| Product Number | 71-SPM4012T-2R2M-LR | 445-174461-1-ND | 1257936-SPM4012T-2R2M-LR | 84Y6566 | SPM4012T-2R2M-LR |
| Product Name | 2.2UH 3.1A 85.4MOHM Inductor and Choke | Fixed Inductors | Fixed Inductors - SPM4012T-2R2M-LR | Inductor, Wirewound, 2.2Uh, 3.1A, 20%; Inductance Tdk | Fixed Inductors |
| 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) | -40 to 125 C (-40 to 257 F) | |
| Mounting Option | Surface Mount | Surface Mount Technology | Surface Mount Technology | Surface Mount Technology | Surface Mount Technology; Surface Mount |
| Technology | Drum Core, Wirewound | Standard; Wirewound | Wirewound | Wirewound; Drum Core, Wirewound | |
| Core Material | Metal | Drum Core, Wirewound | Metal | ||
| Inductance Range | 2.2 microH | 2.2 microH | 2.2 microH | 2.2 microH |