TPR1000A

Overview

The TPR1000A is a high-power NPN bipolar RF transistor manufactured by Microsemi Corporation. Designed for L-band applications, it operates at a transition frequency of 1.09 GHz with a collector-emitter breakdown voltage of 65V. The device delivers a maximum power output of 2900W and provides a gain of 6dB. It utilizes a chassis mount configuration with a 55KV rating, making it suitable for demanding pulsed systems in the 1090 MHz frequency band.

Feature Summary

• High-power NPN bipolar construction optimized for L-band RF applications
• Chassis mount design supporting significant power dissipation requirements
• Engineered specifically for pulsed system operation within the 1090 MHz band

Applications

• Pulsed radar systems operating in the L-band
• High-power RF amplification stages
• Military communication equipment requiring robust transistor performance

Procurement Notes

Verify component authenticity through authorized Microsemi channels or certified distributors. Confirm lot traceability and wafer fabrication records to ensure reliability standards are met. Check for specific ordering suffixes that may indicate package variations or testing levels. Ensure storage conditions comply with manufacturer guidelines to prevent degradation of the gold thin-film components prior to installation.

Selection Notes

Select this component for applications requiring high peak power output at 1.09 GHz. Consider the chassis mount requirement for thermal management and mechanical stability. Evaluate the 65V breakdown voltage against circuit demands. Compare gain specifications with alternative devices if system efficiency is critical. Ensure the pulsed duty cycle aligns with the transistor's thermal capabilities.

Part Context

The TPR1000A belongs to the TPR series of high-power bipolar transistors from Microsemi. This family is characterized by silicon NPN construction and gold thin-film technology. These devices are typically employed in defense and aerospace sectors where high reliability and performance in pulsed modes are essential. The series supports various L-band frequencies with standardized mounting options.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing thermal interfaces and mounting hardware when sourcing alternatives. Consult Microsemi technical support for direct replacements or updated product line information.