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Product Detailed Parameters
- Description：FILTER LC(PI) 180MHZ SMD
- Series：MEM
- Mfr：TDK Corporation
- Package：Tape & Reel (TR)
- Type：Low Pass
- Filter Order：5th
- Technology：LC (Pi)
- Number of Channels：1
- Center / Cutoff Frequency：180MHz (Cutoff)
- Attenuation Value：20dB @ 300MHz ~ 2GHz
- Resistance - Channel (Ohms)：-
- Values：-
- ESD Protection：No
- Operating Temperature：-40°C ~ 85°C
- Applications：Data Lines for Mobile Devices
- Voltage - Rated：10V
- Mounting Type：Surface Mount
- Package / Case：0805 (2012 Metric), 3 PC Pad
- Size / Dimension：0.079" L x 0.049" W (2.01mm x 1.25mm)
- Height：0.039" (1.00mm)
- Current：100 mA
- Grade：-
- Qualification：-
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Overview
The TDK MEM2012V181RT is a surface-mount EMI filter designed for signal lines. It features a 5th-order low-pass LC (Pi) network configuration with one channel. The component operates within a temperature range of -40°C to +85°C and supports a maximum current of 100 mA. It utilizes a 0805 (2012 Metric) package with three pads, providing effective noise suppression in compact electronic designs.
Feature Summary
- Integrates a 5th-order low-pass LC Pi network topology for enhanced signal line filtering
- Provides single-channel EMI/RFI suppression suitable for sensitive data interfaces
- Utilizes a compact 0805 surface-mount footprint to minimize board space consumption
Applications
- High-speed digital signal line protection
- USB interface noise suppression
- HDMI or DisplayPort signal integrity enhancement
Procurement Notes
Verify the specific suffix RT indicates tape and reel packaging when ordering. Confirm the 100 mA current rating aligns with the target circuit's operational requirements. Ensure the 0805 package dimensions fit the designated PCB land pattern. Cross-reference the datasheet for impedance characteristics relevant to the specific signal frequency.
Selection Notes
Select this component when high-order attenuation is required in a minimal footprint. The 100 mA rating suits low-power signal lines rather than power delivery paths. Consider the -40°C to +85°C operating range against environmental conditions. Evaluate the 3-terminal structure for optimal grounding and shielding effectiveness in dense layouts.
Part Context
This part belongs to TDK's MEM series of multi-layer EMI filters. These components are engineered for suppressing electromagnetic interference in portable devices and consumer electronics. The V-series typically denotes specific internal structures optimized for signal line applications, distinguishing them from general-purpose power filters.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with alternative manufacturers by matching the 5th-order LC topology, 0805 package size, and 100 mA current handling capabilities.
