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Bourns Wirewound Surface Mount Inductor 4.7μH ±10% 315mA 1812 Tape & Reel CM45
Specifications
| Country of Origin | India |
|---|---|
| Brand | Bourns |
| Height | 3.2mm |
| Length | 4.5mm |
| Model | CM45 |
| Depth | 3.2mm |
| Packaging | Tape & Reel |
| Series | CM45 |
| Maximum Operating Temperature | 100°C |
| Minimum Operating Temperature | -40°C |
| Core Material | Ferrite |
| Inductance | 4.7μH |
| Standards/Approvals | RoHS |
| Package/Case | 1812 |
| Pay online using | Or choose to pay later via bank transfer |
| RS Stock No. | 693-4356Brand: BournsManufacturers Part No.: CM453232-4R7KLDistrelec Article No.: 304-43-407 |
| Maximum DC Current | 315mA |
| Pin Count | 2 |
| Maximum DC Resistance | 1Ω |
| Inductance Tolerance | ±10 % |
| Termination Style | Solder |
| Maximum Self Resonant Frequency | 35MHz |
| Minimum Quality Factor | 50 |
| Inductor Construction | Wirewound |
Key Features
- The 1812 package case ensures compatibility with standard SMT assembly processes.
- Constructed with a ferrite core for reliable magnetic performance.
- Rated maximum DC resistance of 1 ohm and operates up to 100°C.
- High quality factor (Q) of 50 provides efficient signal filtering at frequencies up to 35 MHz.
- Solder termination style provides robust and reliable PCB mounting.
- Designed to resist heat, humidity, mechanical shock, and pressure for durability in electronics.
- Packaged in tape and reel for automated pick-and-place manufacturing.
- Complies with RoHS standards for environmental safety.
Product Description
Bourns CM453232-4R7KL is a precision wirewound surface mount inductor with a 4.7μH inductance and ±10% tolerance, designed for electronic applications requiring stable inductance at compact 1812 package sizes.
This inductor features a ferrite core construction that ensures high magnetic permeability and low core loss, making it ideal in signal filtering and power supply circuits. It withstands maximum operating temperatures of 100°C and surges up to 315mA maximum DC current without degradation.
The device is constructed with wirewound technology which contributes to high-quality factor (Q) ratings around 50, delivering superior performance at frequencies as high as 35 MHz. The termination style is solder compatible for efficient mounting on surface mount technology (SMT) printed circuit boards.
Designed to offer reliable endurance against heat, humidity, mechanical shock and pressure, this inductor supports demanding industrial, automotive, and telecommunications applications. Provided in tape and reel packaging, it facilitates automated production line efficiency.
The 1812 package case guarantees dimensions suitable for automated assembly. Ferrite core improves inductance stability and reduces electromagnetic interference. Maximum DC resistance is 1 ohm to ensure minimal power loss.
RoHS compliant, supporting environmental and safety standards. High Q factor assures excellent frequency response. Tape and reel packaging optimizes handling in volume manufacturing.
Bourns wirewound surface mount inductors like CM453232-4R7KL are widely utilized in industrial electronics, consumer devices, telecommunications, automotive electronics, and power management circuits where space, reliability, and performance are critical.
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Frequently Asked Questions
The inductance value of this model is 4.7μH with a tolerance of ±10%.
This inductor can handle a maximum DC current of 315mA.
The maximum operating temperature for this inductor is 100°C.
It comes in an 1812 package size, which is suitable for standard SMT assembly processes.
This model utilizes a ferrite core, which contributes to its reliable magnetic performance.
The inductor has a minimum quality factor (Q) of 50, which provides efficient signal filtering.
The maximum self-resonant frequency for this inductor is 35MHz.
It is packaged in tape and reel format, facilitating automated pick-and-place manufacturing.
The maximum DC resistance is 1 ohm, ensuring minimal power loss during operation.
The dimensions are 4.5mm in length, 3.2mm in height, and 3.2mm in depth.
Yes, this inductor complies with RoHS standards for environmental safety.
This inductor is designed for use in industrial electronics, automotive, telecommunications, and power management circuits.
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