Description
FIXED IND 680NH 675MA 440 MOHM
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for S1812-681H.
S1812-681H has an inductance value of 680 nH. This value indicates how much magnetic energy the component can store and is one of the first parameters to compare when selecting an inductor.
S1812-681H is rated for 675 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
S1812-681H lists a DC resistance of 440mOhm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
S1812-681H uses a package or case of 1812 (4532 Metric). Package size affects PCB footprint, height clearance, thermal behavior, and compatibility with automated assembly.
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Product Attributes
| Inductance | 680 nH |
| Tolerance | ±3% |
| Current Rating | 675 mA |
| DC Resistance (DCR) | 440mOhm Max |
| Saturation Current | - |
| Operating Temperature | -55°C ~ 125°C |
| Dimensions | 0.189" L x 0.134" W (4.80mm x 3.40mm) |
| Case / Size | 1812 (4532 Metric) |
| Package / Case | 1812 (4532 Metric) |
| Supplier | Delevan |
| Description | FIXED IND 680NH 675MA 440 MOHM |
| Series | S1812 |
| Product Status | Active |
| Type / Construction | - |
| Core Material | Iron |
| Shielding | Shielded |
| Q @ Frequency | 40 @ 25MHz |
| Self Resonant Frequency | 166MHz |
| Ratings | - |
| Inductance Test Frequency | 25 MHz |
| Mounting Type | Surface Mount |
| Supplier Device Package | 1812 (4532 Metric) |
| Height - Seated (Max) | 0.134" (3.40mm) |
| Features | https://www.digikey.com/en/products/detail/delevan/S1812-681H/4188266 |
