1812Y1000472MJTE03

Overview

The Knowles Syfer 1812Y1000472MJTE03 is a feed-through multilayer ceramic capacitor (MLCC) designed for surface-mount technology. It features a capacitance of 4700 pF with a DC voltage rating of 100 VDC. The component utilizes C0G (NP0) dielectric material and maintains a tolerance of ±20%. Housed in an 1812 (4532 metric) package, it operates within a temperature range of -55°C to +125°C. This device integrates internal shielding to provide effective electromagnetic interference suppression.

Feature Summary

• Integrates internal shielding structures to attenuate electromagnetic interference signals effectively.
• Utilizes C0G (NP0) dielectric material to ensure stable capacitance performance across varying temperatures.
• Features a compact surface-mount form factor suitable for high-density circuit board layouts.

Applications

• High-frequency signal line filtering in communication equipment
• Power supply input/output noise suppression in industrial electronics
• Electromagnetic compatibility (EMC) mitigation in sensitive sensor circuits

Procurement Notes

Verify the specific suffix codes against official manufacturer documentation to confirm terminal configuration and shielding type. Ensure that the selected variant matches the required current handling specifications for the intended application. Cross-reference the datasheet revision history to validate compliance with current environmental standards before finalizing procurement orders.

Selection Notes

Select this component when high-frequency noise attenuation is critical in space-constrained designs. The feed-through architecture offers superior isolation compared to standard MLCCs. Evaluate the maximum operating current to ensure it exceeds the circuit's peak load requirements. Confirm that the 1812 footprint aligns with the existing PCB layout constraints and soldering capabilities.

Part Context

This part belongs to the Knowles Syfer feed-through capacitor series, which specializes in integrated EMI suppression solutions. These components combine capacitive filtering with conductive shielding in a single SMD package. The series targets applications requiring robust noise reduction without increasing board area. It represents a specialized subset of ceramic capacitors focused on signal integrity enhancement.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source data. Verify pinout compatibility and electrical ratings if considering alternative manufacturers. Consult official replacement guides from Knowles Syfer for validated cross-references.