PD54003-E

Overview

The PD54003-E is a discontinued RF MOSFET transistor manufactured by STMicroelectronics. It utilizes LDMOS technology and is housed in an 8-PowerVDFN (PowerFLAT 5x5) package. The device operates with a drain-source voltage rating of 25 V and a gate-source voltage limit of +15 V. Key electrical parameters include a continuous drain current of 4 A, a test current of 50 mA at 7.5 V, and a power output of 3 W. It provides a gain of 20 dB at a frequency of 500 MHz, with a maximum operating frequency of 1 GHz. The component supports surface mount installation and functions within a temperature range of -65 °C to +150 °C.

Feature Summary

• LDMOS construction for RF power applications
• Surface-mount PowerFLAT 5x5 packaging

Applications

• RF power amplification
• Radio frequency circuit design

Procurement Notes

This component has been officially discontinued and is no longer in production. Verification of availability should focus on obsolete stock or surplus channels rather than standard manufacturing supply. Potential buyers must confirm the authenticity of existing inventory through authorized distributors or verified secondary market sources before acquisition.

Selection Notes

Designers requiring this specific part number must account for its end-of-life status. Evaluation should prioritize verifying the technical compatibility of available substitute components against original specifications. Sourcing strategies must address the risks associated with procuring non-manufactured semiconductor devices from the open market.

Part Context

The PD54003-E belongs to the PD54003 series of RF power transistors produced by STMicroelectronics. This series focuses on LDMOS technology for radio frequency applications. The specific model represents a discrete power FET designed for integration into RF systems requiring moderate power output and high gain characteristics within a compact footprint.

Replacement Considerations

Public documentation identifies the PD54008L-E as a similar replacement option provided by STMicroelectronics. Engineers should verify pinout compatibility and electrical parameter alignment between the discontinued PD54003-E and the suggested alternative before implementation.