BSS123IXTSA1

Single FETs, MOSFETs Overview

The BSS123IXTSA1 is an N-channel OptiMOS small-signal MOSFET from Infineon Technologies, housed in a PG-SOT23-3 surface-mount package. It features a drain-source breakdown voltage of 100 V and a continuous drain current of 0.19 A at 25°C. The device operates in enhancement mode with logic-level compatibility rated for 4.5 V gate drive. Key electrical parameters include a maximum on-state resistance of 6 Ω at VGS=10 V and 10 Ω at VGS=4.5 V. Total gate charge is typically 0.63 nC, supporting fast switching characteristics.

Single FETs, MOSFETs Feature Summary

• OptiMOS technology providing enhanced efficiency and robustness for industrial applications
• Logic-level operation compatible with standard digital control interfaces
• Lead-free plating compliant with RoHS standards and halogen-free construction

Single FETs, MOSFETs Applications

• Industrial signal processing circuits
• Consumer electronics power management
• General-purpose low-side switching applications

Single FETs, MOSFETs Procurement Notes

Verify the specific ordering suffix XTSA1 against official Infineon documentation to confirm tape-and-reel packaging specifications. Ensure that the component matches the JEDEC qualification requirements for industrial temperature ranges. Cross-reference the datasheet revision history to validate the technical parameters provided in your design calculations.

Single FETs, MOSFETs Selection Notes

Select this component when designing circuits requiring high-voltage isolation up to 100 V with minimal footprint constraints. The PG-SOT23-3 package offers a compact solution for space-sensitive designs. Consider the thermal resistance characteristics and derating curves if operating near the maximum junction temperature limits under continuous load conditions.

Single FETs, MOSFETs Part Context

This part belongs to the BSS123I series of OptiMOS small-signal transistors designed by Infineon Technologies. The series is fully qualified according to JEDEC standards for industrial applications, ensuring reliability across a wide operating temperature range from -55°C to +150°C. The product line emphasizes low gate charge and fast switching speeds for efficient performance.

Single FETs, MOSFETs Replacement Considerations

Consult official Infineon cross-reference lists for verified substitutes. Generic equivalents may not match the specific OptiMOS technology or JEDEC industrial qualification standards required for this application.