2SD789E-E

Overview

The 2SD789E-E is a silicon NPN epitaxial planar transistor manufactured by Renesas Electronics Corporation. It belongs to the small signal bipolar (BJT) transistor category, designed for general-purpose amplification and switching applications. The device features a compact surface-mount package suitable for automated assembly processes. It operates within standard commercial temperature ranges and complies with environmental regulations including RoHS standards. The component utilizes advanced epitaxial layer technology to ensure reliable performance in low-power electronic circuits.

Feature Summary

• NPN epitaxial planar construction for stable switching characteristics
• Small signal design optimized for low-power amplification tasks
• Lead-free and RoHS compliant manufacturing process

Applications

• General-purpose signal amplification in consumer electronics
• Low-power switching circuits in portable devices
• Interface drivers in embedded systems

Procurement Notes

Verify the manufacturer part number against official Renesas documentation to confirm authenticity. Ensure the received components match the specified NPN epitaxial planar structure. Check for RoHS compliance markings on the packaging. Confirm that the supplier provides valid traceability records. Validate that the device meets the required environmental specifications for the intended application environment before integration.

Selection Notes

Select this component when a small signal NPN transistor is required for low-power applications. Consider its epitaxial planar construction for consistent performance. Evaluate the package type compatibility with existing PCB layouts. Assess the thermal requirements against the device's operational limits. Compare alternative transistors based on gain and switching speed if specific circuit parameters differ from standard general-purpose designs.

Part Context

This transistor is part of Renesas Electronics Corporation's discrete semiconductor portfolio. It complements their broader range of small signal devices used in various electronic assemblies. The product line focuses on providing reliable components for mass-produced consumer and industrial electronics. Renesas leverages established fabrication technologies to maintain quality standards across its transistor offerings.

Replacement Considerations

Consult official Renesas substitution guides for direct equivalents. Verify pinout compatibility and electrical characteristics before replacing. Ensure thermal and mechanical constraints are met by any substitute component.