Description
FIXED IND 680UH 3A 142 MOHM SMD
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for PM2120-681K.
PM2120-681K 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.
PM2120-681K is rated for 3 A. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
PM2120-681K lists a DC resistance of 142mOhm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
PM2120-681K uses a package or case of Nonstandard. Package size affects PCB footprint, height clearance, thermal behavior, and compatibility with automated assembly.
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Product Attributes
| Inductance | 680 µH |
| Tolerance | ±10% |
| Current Rating | 3 A |
| DC Resistance (DCR) | 142mOhm Max |
| Operating Temperature | -55°C ~ 105°C |
| Dimensions | 1.201" L x 1.000" W (30.50mm x 25.40mm) |
| Case / Size | Nonstandard |
| Package / Case | Nonstandard |
| Supplier | Bourns Inc. |
| Description | FIXED IND 680UH 3A 142 MOHM SMD |
| Series | PM2120 |
| Product Status | Obsolete |
| Type / Construction | Toroidal |
| Core Material | Iron |
| Shielding | Unshielded |
| Inductance Test Frequency | 1 kHz |
| Mounting Type | Surface Mount |
| Height - Seated (Max) | 0.850" (21.59mm) |
