DRA5144E0L

Overview

The DRA5144E0L is a single pre-biased PNP bipolar junction transistor manufactured by Panasonic Electronic Components. It integrates a built-in resistor to simplify circuit design and reduce component count in surface-mount applications. The device is housed in the SMINI3 package, measuring 2.0x2.1mm, suitable for high-speed switching and amplification tasks. Key electrical specifications include a collector-emitter maximum voltage (VCEO) of 50V and a continuous collector current rating of 100mA. The typical input resistance is 10 kOhms, facilitating direct interface with digital logic outputs. The component supports a maximum operating temperature of +150°C, ensuring reliability in demanding thermal environments.

Feature Summary

• Integrates a built-in resistor to streamline circuit layout and minimize external components
• Designed for high-speed switching and amplification within compact SMT designs
• Supports high-temperature operation up to +150°C for robust performance

Applications

• High-speed switching circuits in consumer electronics
• Amplification stages in portable devices
• Signal processing interfaces in networking equipment

Procurement Notes

Verify part authenticity through authorized Panasonic distributors or certified suppliers. Confirm RoHS compliance status and lead-free certification prior to ordering. Check for recent Product Change Notifications (PCN) or End-of-Life (EOL) notices, as availability may be restricted. Ensure storage conditions meet manufacturer guidelines to prevent moisture sensitivity issues during assembly.

Selection Notes

Select this component when a compact PNP pre-biased transistor is required for space-constrained PCB layouts. The integrated resistor eliminates the need for external biasing networks, reducing board area and assembly complexity. Verify that the 50V VCEO and 100mA Ic ratings exceed the application's peak electrical demands. Consider the SMINI3 package dimensions against available footprint constraints.

Part Context

The DRA5144E0L belongs to Panasonic’s series of single pre-biased bipolar transistors. These components are engineered to replace discrete BJT and resistor combinations, offering improved consistency and reduced parasitic effects. The SMINI3 package provides a small form factor ideal for modern miniaturized electronic products requiring reliable signal control.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult Panasonic official cross-reference guides for compatible alternatives if this specific model is discontinued or unavailable.