FTCS120PS4PC

Analog Switches - Special Purpose Overview

The FTCS120PS4PC is a silicon carbide (SiC) MOSFET manufactured by Fairchild Semiconductor, now part of ON Semiconductor. It features a 1200V drain-to-source voltage rating and a continuous drain current of 38A at case temperature. The device utilizes a TO-247-4 package with an isolated tab for thermal management. Key electrical parameters include a maximum on-resistance of 29mΩ at 40A and 12V gate drive. It operates within a junction temperature range of -55°C to +175°C and supports a power dissipation of 385W under specified conditions.

Analog Switches - Special Purpose Feature Summary

• Utilizes Silicon Carbide (SiC) technology for high-temperature operation and low switching losses.
• Features an isolated tab design in the TO-247-4 package for efficient heat dissipation and simplified mounting.
• Provides low on-state resistance to minimize conduction losses in high-power applications.

Analog Switches - Special Purpose Applications

• High-efficiency switched-mode power supplies
• DC-DC converters for electric vehicle charging infrastructure
• Industrial motor drives and inverters

Analog Switches - Special Purpose Procurement Notes

Verify the manufacturer designation as Fairchild Semiconductor or ON Semiconductor due to corporate integration. Confirm the specific ordering suffix matches the required package and tape-and-reel specifications. Ensure compliance with RoHS directives if applicable to the target market. Cross-reference the datasheet revision date to confirm parameter accuracy against current production versions.

Analog Switches - Special Purpose Selection Notes

Select this component for designs requiring high voltage blocking capability combined with low on-resistance. Consider the TO-247-4 package constraints for PCB layout and thermal interface material selection. Evaluate the gate charge requirements against the driving circuit capabilities to ensure optimal switching performance. Verify that the thermal resistance characteristics meet the system's heat sink requirements.

Analog Switches - Special Purpose Part Context

This component belongs to the family of discrete Silicon Carbide power switches designed for demanding power electronics environments. It represents the transition from traditional silicon-based devices to wide-bandgap semiconductors, offering superior performance in terms of efficiency and thermal handling. The part is commonly used in modern power conversion systems where size and weight reduction are critical.

Analog Switches - Special Purpose Replacement Considerations

Direct replacements may include other 1200V SiC MOSFETs in TO-247-4 packages from manufacturers such as Wolfspeed or STMicroelectronics. Verify pinout compatibility and thermal characteristics before substitution. Check for equivalent on-resistance and gate charge values to maintain circuit performance.