2SD1835S-AA

Single Bipolar Transistors Overview

The Sanyo 2SD1835S-AA is a small signal NPN silicon bipolar junction transistor designed for high-current switching applications. It features a maximum collector current of 2A and a collector-emitter breakdown voltage of 50V. The device utilizes FBET and MBIT processes to achieve low saturation voltage and fast switching times. It is housed in a cylindrical NP package with three through-hole terminals, suitable for general-purpose driver circuits.

Single Bipolar Transistors Feature Summary

• Adopts FBET and MBIT processes for enhanced performance
• Provides large current capacity for demanding loads
• Ensures low collector-to-emitter saturation voltage
• Delivers fast switching time for efficient operation

Single Bipolar Transistors Applications

• Voltage regulators
• Relay drivers
• Lamp drivers
• General electrical equipment

Single Bipolar Transistors Procurement Notes

Verify the specific suffix 'AA' against official Sanyo Semicon Device documentation to confirm exact binning or packaging variations. Ensure the component matches the specified TO-92 or cylindrical NP form factor required by the design. Cross-reference the manufacturer's latest datasheet to confirm RoHS compliance status and pinout configuration before finalizing procurement.

Single Bipolar Transistors Selection Notes

Select this component for circuits requiring moderate power handling with fast response characteristics. The 50V rating suits low-voltage DC systems, while the 2A current capability supports direct driving of relays or lamps. Consider thermal management requirements due to the plastic epoxy package construction when designing the PCB layout for optimal heat dissipation.

Single Bipolar Transistors Part Context

This part belongs to the Sanyo 2SD series of NPN transistors, which are engineered for driver applications. The series leverages advanced epitaxial planar technology to balance current gain and switching speed. It serves as a robust alternative to standard small-signal transistors in applications where higher current throughput and lower on-state resistance are critical for system efficiency.

Single Bipolar Transistors Replacement Considerations

Consult official substitution lists for equivalents such as the 2SD1835 generic variant. Verify that any substitute maintains the same NPN polarity, 50V V(BR)CEO, and 2A I(C) ratings. Ensure the replacement package matches the through-hole cylindrical form factor to fit existing board footprints without modification.