Part Details for DR127-R47-R by Coiltronics
Results Overview of DR127-R47-R by Coiltronics
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DR127-R47-R Information
DR127-R47-R by Coiltronics is a Fixed Inductor.
Fixed Inductors are under the broader part category of Inductors.
Inductors are passive components that resist sudden changes in current by storing and releasing energy in an electromagnetic fiel. They are often used in power circuits and energy storage. Read more about Inductors on our Inductors part category page.
US Tariff Estimator: DR127-R47-R by Coiltronics
Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.
DR127-R47-R Part Data Attributes
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DR127-R47-R
Coiltronics
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Datasheet
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DR127-R47-R
Coiltronics
General Purpose Inductor, 0.47uH, 20%, 1 Element, Ferrite-Core, SMD, 4949
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| Part Life Cycle Code | Transferred | |
| Package Description | Chip | |
| ECCN Code | EAR99 | |
| HTS Code | 8504.50.80.00 | |
| Case/Size Code | 4949 | |
| Construction | Rectangular | |
| Core Material | Ferrite | |
| DC Resistance | 0.00195 Ω | |
| Inductance-Nom (L) | 0.47 µH | |
| Inductor Application | Power Inductor | |
| Inductor Type | General Purpose Inductor | |
| Number of Functions | 1 | |
| Number of Terminals | 2 | |
| Operating Temperature-Max | 125 °C | |
| Operating Temperature-Min | -40 °C | |
| Package Height | 8 Mm | |
| Package Length | 12.5 Mm | |
| Package Style | Smt | |
| Package Width | 12.5 Mm | |
| Packing Method | Tr, 13 Inch | |
| Rated Current-Max | 17.9 A | |
| Shape/Size Description | Rectangular Package | |
| Shielded | Yes | |
| Surface Mount | Yes | |
| Terminal Placement | Dual Ended | |
| Terminal Shape | Wraparound | |
| Test Frequency | 0.1 Mhz | |
| Tolerance | 20% |
DR127-R47-R Frequently Asked Questions (FAQ)
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The recommended PCB land pattern for the DR127-R47-R is a rectangular pad with a size of 3.8mm x 2.5mm, with a 1.3mm diameter hole in the center for the pin. The pad should be solder-mask defined (SMD) with a non-solder-mask-defined (NSMD) connection to the pin.
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The DR127-R47-R has a maximum operating temperature of 125°C. To ensure reliable operation, keep the inductor away from heat sources, use a sufficient thermal pad, and ensure good airflow around the component. You can also consider using a thermal interface material (TIM) to improve heat transfer.
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The self-resonant frequency (SRF) of the DR127-R47-R is not explicitly stated in the datasheet. However, based on similar inductors, the SRF is typically in the range of 100-200 MHz. It's essential to consider the SRF when designing the circuit to avoid unwanted resonances.
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The DR127-R47-R is designed to withstand moderate vibration levels. However, if your application involves extreme vibration, you should consider using a more robust inductor or taking additional measures to secure the component, such as using a vibration-dampening material or a more robust PCB design.
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To ensure the reliability of the DR127-R47-R in a humid environment, consider using a conformal coating or potting compound to protect the inductor from moisture. Additionally, ensure the PCB is designed with moisture-resistant materials and follows proper humidity-resistant design practices.