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Product Detailed Parameters
- Description：FILTER LC(T) 220PF SMD
- Series：EMIFIL®, NFE31
- Mfr：Murata Electronics
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：Low Pass
- Filter Order：3rd
- Technology：LC (T-Type)
- Number of Channels：1
- Center / Cutoff Frequency：-
- Attenuation Value：-
- Resistance - Channel (Ohms)：-
- Values：C = 220pF
- ESD Protection：No
- Operating Temperature：-40°C ~ 85°C
- Applications：General Purpose
- Voltage - Rated：25V
- Mounting Type：Surface Mount
- Package / Case：1206 (3216 Metric), 3 PC Pad
- Size / Dimension：0.126" L x 0.063" W (3.20mm x 1.60mm)
- Height：0.069" (1.75mm)
- Current：6:00 AM
- Grade：-
- Qualification：-
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Overview
The NFE31PT221D1E9L is a surface-mount EMI filter from the Murata EMIFIL NFE31P series. It utilizes LC(T) topology with a capacitance of 220 pF and supports up to 6 A current. Rated for 25 V DC, it operates within -40°C to 85°C. The component features a 1206 (3216 metric) package with three PCB pads, measuring 3.2 mm in length, 1.6 mm in width, and 1.75 mm in height.
Feature Summary
- Provides third-order low-pass filtering using LC(T) technology
- Supports high direct current loads up to 6 A
- Designed for surface-mount installation on printed circuit boards
Applications
- General-purpose electronic circuits
- Signal line noise suppression
- Power supply input filtering
Procurement Notes
Verify the specific suffix codes against official Murata documentation to ensure correct capacitance and tolerance values. Confirm that the 1206 footprint dimensions align with your board layout constraints. Check RoHS compliance status if required by your manufacturing standards. Ensure the 6 A current rating meets your application's peak load requirements without derating issues.
Selection Notes
Select this component when a compact surface-mount solution is needed for suppressing electromagnetic interference in signal paths. The 220 pF value suits specific frequency attenuation needs. Consider the 6 A current handling capability for power-sensitive applications. Verify thermal performance within the specified operating temperature range during design integration.
Part Context
This part belongs to the Murata EMIFIL NFE31P series of feed-through capacitors. These components are engineered for effective noise reduction in compact electronic designs. The series offers various capacitance options while maintaining consistent physical dimensions for standardized placement.
Replacement Considerations
Consult official Murata substitution guides for compatible alternatives within the NFE31 series. Verify equivalent electrical parameters such as capacitance, current rating, and voltage before swapping.
