Description
FIXED IND 3.9UH 240MA 5 OHM SMD
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for BWCS004938343R9J00.
BWCS004938343R9J00 has an inductance value of 3.9 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.
BWCS004938343R9J00 is rated for 240 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
BWCS004938343R9J00 lists a DC resistance of 5Ohm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
BWCS004938343R9J00 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 | 3.9 µH |
| Tolerance | ±5% |
| Current Rating | 240 mA |
| DC Resistance (DCR) | 5Ohm Max |
| Operating Temperature | -40°C ~ 125°C |
| Dimensions | 0.195" L x 0.150" W (4.95mm x 3.81mm) |
| Case / Size | 1812 (4532 Metric) |
| Package / Case | 1812 (4532 Metric) |
| Supplier | Pulse Electronics |
| Description | FIXED IND 3.9UH 240MA 5 OHM SMD |
| Series | BWCS |
| Product Status | Active |
| Type / Construction | Drum Core, Wirewound |
| Core Material | Ceramic |
| Shielding | Unshielded |
| Q @ Frequency | 61 @ 50MHz |
| Self Resonant Frequency | 130MHz |
| Inductance Test Frequency | 7.9 MHz |
| Mounting Type | Surface Mount |
| Supplier Device Package | 1812 |
| Height - Seated (Max) | 0.135" (3.43mm) |