DMC204020R

Overview

The DMC204020R is a dual NPN silicon epitaxial planar transistor manufactured by Panasonic Electronic Components. It features a Mini6-G4-B package (JEITA SC-74 / SOT-457) with six pins. Key electrical ratings include a collector-emitter voltage of 50 V, a collector current of 500 mA, and a total power dissipation of 300 mW at 25°C. The device offers a forward current transfer ratio (hFE) ranging from 120 to 340 at IC = 150 mA. Transition frequency is specified at 160 MHz under standard conditions. Operating ambient temperature spans -40°C to +85°C.

Feature Summary

• Dual configuration integrating two NPN transistors in a compact surface-mount package for space-constrained designs.
• High forward current transfer ratio with excellent linearity suitable for general amplification tasks.
• Compliant with RoHS directives and halogen-free manufacturing standards.

Applications

• General amplification circuits in office equipment
• Signal processing in communications equipment
• Amplification stages in measuring instruments
• Driver circuits in household appliances

Procurement Notes

Verify the specific ordering suffix against the manufacturer's latest datasheet to ensure correct packaging quantity and tape-and-reel specifications. Confirm that the component meets all required environmental compliance standards for the target market before finalizing procurement orders.

Selection Notes

Select this component when a dual NPN configuration is required for general-purpose amplification. Ensure the design accommodates the 50 V collector-emitter voltage limit and 500 mA continuous current rating. Verify thermal management strategies to maintain junction temperatures within the specified operating range during peak load conditions.

Part Context

This part belongs to the DMC20402 series of dual NPN transistors. It serves as an integrated alternative to discrete components, reducing board space and assembly complexity. The device is designed for general electronic applications requiring reliable signal amplification and switching capabilities.

Replacement Considerations

The datasheet identifies the basic part number as Dual DSC2002. Evaluate individual DSC2002 transistors if a dual package is not strictly required. Verify pinout compatibility and electrical parameter overlaps before substituting with other dual NPN devices from different manufacturers.

FAQ

What is the maximum collector-emitter voltage for the DMC204020R?

The maximum collector-emitter voltage (VCEO) is 50 V when the base is open.

What is the transition frequency specification?

The transition frequency (fT) is typically 160 MHz at VCE = 10 V and IC = 50 mA.

Does the device support high-temperature operation?

Yes, the operating ambient temperature range extends up to +85°C, with a maximum junction temperature of 150°C.