The CM1406-04DE is a sophisticated RC (Pi) filter component designed by AMI Semiconductor/onsemi, specifically engineered for advanced electronic signal management in mobile device data lines. This compact 8-WFDFN exposed pad surface mount device addresses critical signal integrity challenges by providing exceptional electromagnetic interference (EMI) suppression and signal protection.
Featuring a low-pass filter topology with a 2nd order design, the component delivers remarkable performance across high-frequency ranges. It offers precise signal conditioning with a 200-ohm resistance and 15pF capacitance, enabling effective signal attenuation of 30dB between 800MHz and 3GHz. The filter maintains optimal functionality across a wide operating temperature range of -40°C to 85°C, making it highly reliable in diverse environmental conditions.
The device's ultra-compact form factor—measuring just 2.00mm x 2.00mm with a height of 0.79mm—enables seamless integration into space-constrained mobile device architectures. Its built-in electrostatic discharge (ESD) protection further enhances the component's resilience, safeguarding sensitive electronic circuits from potential voltage-related damage.
Primary advantages include superior electromagnetic compatibility, precise signal filtering, and robust protection mechanisms. The filter is particularly well-suited for mobile communication devices, wireless interfaces, and high-speed data transmission systems where signal integrity is paramount.
Equivalent alternative models might include similar RC filter solutions from manufacturers like Murata, TDK, and Würth Elektronik, though the specific CM1406-04DE offers unique performance characteristics that distinguish it within its product category.
The component is packaged in a tape and reel format, facilitating straightforward automated assembly and streamlining manufacturing processes for electronic equipment producers.
CM1406-04DE Key Technical Attributes
200Ω resistor and 15pF capacitor configuration
8-WFDFN Exposed Pad package
2nd order RC (Pi) low pass filter
CM1406-04DE Packing Size
The product is offered in a compact 8-WFDFN Exposed Pad package; its dimensions are 2.00mm x 2.00mm with a low height of 0.79mm, optimizing board space in portable designs. The device is supplied in Tape & Reel format, suitable for automated surface mount production lines. The pin configuration supports 4 channels, providing efficient multi-line filtering within a single compact component. The SMD design allows for excellent thermal performance, and the robust packaging ensures protection during transportation and assembly.
CM1406-04DE Application
The CM1406-04DE component is ideal for filtering and ESD protection of data lines in mobile devices. It is engineered specifically for use in smartphones, tablets, wearables, and other portable electronics where high-density circuit layouts and susceptibility to high-frequency interference are primary concerns. The filter provides signal integrity over high-speed data lines, making it a preferred solution for USB, LCD, camera, or audio interfaces in consumer handheld products.
CM1406-04DE Features
This low pass RC (Pi) filter integrates a 200Ω resistor and a 15pF capacitor per channel in a 2nd order topology, delivering excellent attenuation characteristics—providing 30dB attenuation across the 800MHz to 3GHz range to suppress unwanted RF noise. Each device supports 4 independent channels, enabling designers to protect multiple data lines efficiently. The center/cutoff frequency is set at 105MHz, ensuring effective filtering of high-frequency noise while maintaining data line integrity. Surface mount construction not only reduces assembly complexity but also supports high-volume automated manufacturing. The component is designed to function across a wide operating temperature range from -40°C to +85°C, suitable for most consumer and industrial environments. Integrated ESD protection safeguards sensitive electronics against static discharge events, supporting improved overall device reliability.
CM1406-04DE Quality and Safety Features
The filter is built with advanced RC network technology, offering robust ESD protection to prevent electrical overstress. It undergoes stringent manufacturing quality controls to meet international semiconductor standards and ensure high reliability under extended use. The exposed pad design offers improved thermal dissipation, reducing the risk of overheating during high-load conditions. The device is RoHS compliant, confirming its suitability for environmentally friendly applications.
CM1406-04DE Compatibility
The CM1406-04DE is compatible with leading-edge circuit boards requiring low-profile and high-density filtering. It serves as a direct solution for designs utilizing 8-WFDFN packaging and supports widespread modern mobile electronics interfaces. Designers can substitute or upgrade from other RC or Pi-filter equivalents in similar data line applications without substantial modifications to existing PCBs.
CM1406-04DE Datasheet PDF
Our website provides the most authoritative and up-to-date datasheet PDF for the CM1406-04DE product model. We strongly recommend downloading the official datasheet directly from this page to ensure you receive the most comprehensive technical details for successful design integration and reference.
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