LLQBA321818T4R7M
Taiyo Yuden
Description
FIXED IND 4.7UH 550MA 130 MOHM
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for LLQBA321818T4R7M.
LLQBA321818T4R7M 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.
LLQBA321818T4R7M is rated for 550 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
LLQBA321818T4R7M lists a DC resistance of 130mOhm. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
LLQBA321818T4R7M uses a package or case of 1207 (3218 Metric). 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 | 550 mA |
| DC Resistance (DCR) | 130mOhm |
| Operating Temperature | -40°C ~ 105°C |
| Dimensions | 0.126" L x 0.071" W (3.20mm x 1.80mm) |
| Case / Size | 1207 (3218 Metric) |
| Package / Case | 1207 (3218 Metric) |
| Supplier | Taiyo Yuden |
| Description | FIXED IND 4.7UH 550MA 130 MOHM |
| Series | LLQB |
| Product Status | Active |
| Type / Construction | Wirewound |
| Core Material | Ferrite |
| Shielding | Semi-Shielded |
| Self Resonant Frequency | 41MHz |
| Inductance Test Frequency | 7.96 MHz |
| Mounting Type | Surface Mount |
| Supplier Device Package | 1207 |
| Height - Seated (Max) | 0.079" (2.00mm) |
