Description
FIXED IND 680UH 91MA 27.2 OHM TH
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for 1638R-20J.
1638R-20J has an inductance value of 680 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.
1638R-20J is rated for 91 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
1638R-20J lists a DC resistance of 27.2Ohm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
1638R-20J uses a package or case of Through Hole. Package size affects PCB footprint, height clearance, thermal behavior, and compatibility with automated assembly.
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Product Attributes
| Inductance | 680 µH |
| Tolerance | ±5% |
| Current Rating | 91 mA |
| DC Resistance (DCR) | 27.2Ohm Max |
| Saturation Current | - |
| Operating Temperature | -55°C ~ 125°C |
| Dimensions | - |
| Case / Size | Through Hole |
| Package / Case | Through Hole |
| Supplier | Delevan |
| Description | FIXED IND 680UH 91MA 27.2 OHM TH |
| Series | 1638R |
| Product Status | Active |
| Type / Construction | Molded |
| Core Material | Iron |
| Shielding | Unshielded |
| Q @ Frequency | 65 @ 790kHz |
| Self Resonant Frequency | 3.1MHz |
| Ratings | - |
| Inductance Test Frequency | 790 kHz |
| Mounting Type | - |
| Supplier Device Package | Axial |
| Height - Seated (Max) | 0.156" Dia x 0.375" L (3.96mm x 9.53mm) |
| Features | - |
