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B39941-B4127-U410 from EPCOS

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B39941-B4127-U410

Manufacturer: EPCOS

Low-Loss Filter for Mobile Communication

Partnumber Manufacturer Quantity Availability
B39941-B4127-U410,B39941B4127U410 EPCOS 5753 In Stock

Description and Introduction

Low-Loss Filter for Mobile Communication The part B39941-B4127-U410 is manufactured by EPCOS. It is a common mode choke designed for use in automotive applications. Key specifications include:

- **Inductance**: 47 µH ±25% (at 100 kHz, 0.5 A)
- **Current Rating**: 4 A DC
- **DC Resistance**: 70 mΩ max (per winding)
- **Operating Temperature Range**: -40°C to +150°C
- **Voltage Rating**: 80 V DC
- **Package**: SMD (Surface Mount Device)
- **Dimensions**: 12.5 mm x 9.5 mm x 6.0 mm
- **Standards Compliance**: AEC-Q200 qualified for automotive applications

This component is used for EMI suppression in automotive electronics, particularly in power supply and signal lines.

Application Scenarios & Design Considerations

Low-Loss Filter for Mobile Communication
Partnumber Manufacturer Quantity Availability
B39941-B4127-U410,B39941B4127U410 EPCOS 5683 In Stock

Description and Introduction

Low-Loss Filter for Mobile Communication The part **B39941-B4127-U410** is manufactured by **EPCOS** (now part of TDK). Here are its specifications from Ic-phoenix technical data files:

1. **Type**: Inductor (common-mode choke)  
2. **Inductance**: 12 mH (millihenries)  
3. **Current Rating**: 200 mA  
4. **DC Resistance**: 4.5 Ω (ohms)  
5. **Operating Temperature Range**: -40°C to +125°C  
6. **Voltage Rating**: 300 V AC  
7. **Mounting Type**: Through-hole  
8. **Package/Case**: Radial leaded  
9. **Applications**: EMI suppression in power supplies and signal lines  

This data is based on the EPCOS/TDK product documentation for this part number.

Application Scenarios & Design Considerations

Low-Loss Filter for Mobile Communication

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