RN1905,LXHF(CT

Overview

The RN1905,LXHF(CT is an automotive-grade digital transistor manufactured by Toshiba Semiconductor and Storage. It features a dual NPN configuration housed in a US-6 (SOT-363) surface-mount package. The device integrates internal bias resistors with values of R1=2.2 kOhms and R2=47 kOhms, simplifying circuit design. Key electrical specifications include a maximum collector-emitter voltage (VCEO) of 50 V, a continuous collector current (IC) of 100 mA, and a power dissipation (Pd) of 200 mW. It meets AEC-Q101 qualification standards for automotive applications, ensuring reliability under harsh conditions.

Feature Summary

• Automotive-grade reliability compliant with AEC-Q101 standards
• Integrated dual NPN transistors with built-in bias resistors
• Compact US-6 surface-mount packaging for space-constrained designs

Applications

• Automotive interface circuits
• Driver circuits for automotive systems
• Inverter control circuits

Procurement Notes

Verify the specific ordering suffix to confirm the tape and reel quantity and packaging type. Confirm that the component meets the required AEC-Q101 grade for your specific automotive application environment. Check for any lead time variations due to automotive production schedules. Ensure compatibility with your PCB footprint for the US-6 package.

Selection Notes

Select this component when a dual NPN digital transistor with a 50V rating and 100mA current capacity is required. The integrated resistor network eliminates external components, reducing board space and assembly costs. Consider the thermal performance of the US-6 package for your power dissipation requirements. Verify that the input resistance values match your logic drive levels.

Part Context

This part belongs to Toshiba's RN series of pre-biased digital transistors designed for automotive use. These devices combine transistors and resistors into single packages to simplify circuit design. The LXHF suffix indicates specific packaging and material compliance details relevant to automotive supply chains.

Replacement Considerations

Check for direct cross-references from other manufacturers offering dual NPN digital transistors in SOT-363 packages with similar VCEO and IC ratings. Verify pinout compatibility and resistor values before substitution. Ensure any replacement also meets AEC-Q101 if used in automotive contexts.