TCS1200

Overview

The TCS1200 is a high-power NPN bipolar RF transistor manufactured by Microsemi Corporation. Designed for pulsed systems operating at 1030 MHz, it features a maximum collector current of 60A and a breakdown voltage of 65V. The device delivers a maximum power output of 2095W with a transition frequency of 1.03GHz. It utilizes a 55TU-1 chassis mount package and supports a junction temperature up to 200°C. The component exhibits a DC current gain of 20 at 1A and 5V, with a gain of 10.2dBd.

Feature Summary

• High power capability optimized for pulsed operation in avionics transmitters
• Common base bipolar architecture designed for 1030 MHz applications
• Chassis mount construction supporting high thermal dissipation

Applications

• TCAS avionics transmitters
• Pulsed RF systems operating at 1030 MHz
• High power radio frequency amplification

Procurement Notes

Verify component authenticity through authorized channels as the TCS1200 is listed as obsolete. Confirm package integrity and pin configuration against the official datasheet before integration. Check for RoHS compliance status and ensure storage conditions meet specified moisture sensitivity levels. Validate electrical parameters against original specifications due to potential manufacturing variations in legacy stock.

Selection Notes

Select the TCS1200 for applications requiring high power density at 1030 MHz. Ensure thermal management solutions support the 2095W output and 200°C junction temperature limit. Verify compatibility with common base circuit topologies. Consider the 55TU-1 mounting requirements for mechanical integration. Evaluate pulse width and duty cycle constraints relative to the transistor's pulsed system design specifications.

Part Context

Microsemi Corporation, now part of Microchip Technology Inc., specializes in high-performance semiconductors. The TCS1200 represents their high-power transistor portfolio for avionics. This component was introduced to address specific needs in TCAS transmitter designs. It reflects the company's focus on robust, high-frequency discrete devices for critical aerospace applications.

Replacement Considerations

Public confirmed substitute part numbers are not available. The TCS1200 is marked as obsolete. Engineers must evaluate alternative high-power NPN RF transistors with similar 1030 MHz performance and chassis mount capabilities. Consult manufacturer documentation for cross-reference recommendations.