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Product Detailed Parameters
- Description：FILTR RC(PI) 9 OHMS/60PF ESD SMD
- Series：-
- Mfr：onsemi
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：Low Pass
- Filter Order：2nd
- Technology：RC (Pi)
- Number of Channels：2
- Center / Cutoff Frequency：50MHz (Cutoff)
- Attenuation Value：-30dB @ 900MHz ~ 3GHz
- Resistance - Channel (Ohms)：9
- Values：R = 9Ohms, C = 60pF
- ESD Protection：Yes
- Operating Temperature：-40°C ~ 85°C
- Applications：Audio
- Voltage - Rated：-
- Mounting Type：Surface Mount
- Package / Case：8-VFDFN Exposed Pad
- Size / Dimension：0.079" L x 0.079" W (2.00mm x 2.00mm)
- Height：0.039" (1.00mm)
- Current：-
- Grade：-
- Qualification：-
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Overview
The NUF2114MNT1G is a bidirectional ESD protection diode and audio EMI filter manufactured by onsemi. It features a PWR-Micro package with two channels, designed for low capacitance signal lines. Key electrical parameters include a working voltage of 12 V, a breakdown voltage of 13.7 V, and a peak pulse power rating of 0.36 W. The device utilizes an 8-pin DFN surface-mount termination style.
Feature Summary
- Integrates electrostatic discharge protection with electromagnetic interference filtering capabilities
- Provides bidirectional protection for sensitive audio signal lines
- Utilizes a compact Power Micro package design to minimize board space
Applications
- Audio line protection in portable consumer electronics
- ESD suppression for microphone inputs
- EMI filtering for high-speed data interfaces requiring low capacitance
Procurement Notes
Verify the specific suffix '1G' to confirm RoHS compliance and packaging configuration. Confirm the manufacturer part number against official onsemi documentation to ensure authenticity. Check for any recent product change notices regarding assembly sites or material declarations before finalizing procurement orders.
Selection Notes
Select this component when dual-channel protection is required for audio applications. Ensure the 12 V working voltage aligns with the target circuit's operating levels. Consider the 8-pin DFN footprint constraints during PCB layout. Verify that the low capacitance characteristics meet the bandwidth requirements of the protected signals.
Part Context
This component belongs to the NUF series of ESD protection devices from onsemi. It is specifically engineered for audio and data line protection where signal integrity is critical. The integration of EMI filtering reduces the need for external components, simplifying the overall circuit design.
Replacement Considerations
Consult official cross-reference lists for verified substitutes. Ensure replacement parts match the 12 V working voltage and bidirectional polarity. Verify package compatibility with the existing 8-pin DFN footprint.
