FCR4.19MC5

Resonators Overview

The TDK FCR4.19MC5 is a through-hole ceramic resonator operating at a fundamental frequency of 4.19 MHz. It features an integrated capacitance of 30 pF and a load impedance of 20 Ohms. The device supports a temperature range from -40°C to +85°C. Frequency tolerance is specified at ±0.5% with a secondary tolerance of ±0.3%. This component utilizes thickness shear mode technology for stable oscillation in electronic circuits.

Resonators Feature Summary

• Utilizes thickness shear mode element technology
• Integrates built-in capacitor for simplified circuit design
• Small leaded package suitable for through-hole mounting

Resonators Applications

• Microcontroller clock sources
• General-purpose oscillator circuits
• Consumer electronics timing applications

Resonators Procurement Notes

Verify the specific ordering suffix, as variants such as FCR4.19MC5T may differ in packaging or handling specifications. Confirm that the selected part number matches the required frequency tolerance and temperature range for the target application environment before finalizing procurement orders.

Resonators Selection Notes

Select this component when a cost-effective, small-footprint clock source is required for through-hole assembly. Ensure the 20 Ohm impedance and 30 pF internal capacitance align with the host oscillator circuit requirements. Verify availability status as product lifecycle stages may affect long-term supply continuity.

Resonators Part Context

This part belongs to the TDK FCR series of ceramic resonators. These components are designed as compact alternatives to quartz crystals, offering built-in capacitors to reduce external component count. The series is widely used in applications requiring moderate frequency stability within standard industrial temperature ranges.

Resonators Replacement Considerations

• FCR4.19MC5A

Resonators FAQ

What is the maximum operating temperature?

The maximum operating temperature for the FCR4.19MC5 is +85°C.

Does this component include external capacitors?

No, the FCR4.19MC5 has a built-in capacitor of 30 pF, eliminating the need for external load capacitors.