Description
FIXED IND 4.7UH 28.1A 3 MOHM TH
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for 1140-4R7M-RC.
1140-4R7M-RC has an inductance value of 4.7 µH. This value indicates how much magnetic energy the component can store and is one of the first parameters to compare when selecting an inductor.
1140-4R7M-RC is rated for 28.1 A. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
1140-4R7M-RC lists a DC resistance of 3mOhm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
1140-4R7M-RC uses a package or case of Radial, Vertical Cylinder. Package size affects PCB footprint, height clearance, thermal behavior, and compatibility with automated assembly.
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Product Attributes
| Inductance | 4.7 µH |
| Tolerance | ±20% |
| Current Rating | 28.1 A |
| DC Resistance (DCR) | 3mOhm Max |
| Saturation Current | 80A |
| Operating Temperature | -55°C ~ 105°C |
| Dimensions | 1.500" Dia (38.10mm) |
| Case / Size | Radial, Vertical Cylinder |
| Package / Case | Radial, Vertical Cylinder |
| Supplier | Bourns Inc. |
| Description | FIXED IND 4.7UH 28.1A 3 MOHM TH |
| Series | 1140 |
| Product Status | Active |
| Type / Construction | Drum Core, Wirewound |
| Core Material | Ferrite |
| Shielding | Unshielded |
| Inductance Test Frequency | 1 kHz |
| Mounting Type | Through Hole |
| Height - Seated (Max) | 1.030" (26.16mm) |
