ADA-4643-TR2G

RF Amplifiers Overview

The ADA-4643-TR2G is a silicon bipolar RFIC gain block amplifier manufactured by Broadcom Limited. It operates within a frequency range of 0 Hz to 2.5 GHz. The device features a P1dB output power of 14.7 dBm and delivers a gain of 17 dB. Packaged in Tape & Reel (TR) format, this component is classified as an obsolete standard product.

RF Amplifiers Feature Summary

• Utilizes silicon bipolar technology for general-purpose RF amplification
• Functions as a gain block amplifier with high linearity characteristics
• Designed for economical integration into wireless and RF circuits

RF Amplifiers Applications

• Wireless communication systems requiring RF signal amplification
• General-purpose radio frequency integrated circuit designs
• Broadband amplifier stages operating up to 2.5 GHz

RF Amplifiers Procurement Notes

This component is officially listed as obsolete by the manufacturer. Procurement should focus on verifying stock availability through authorized distributors or secondary market suppliers. Buyers must confirm the specific ordering suffix and package type to ensure compatibility with existing designs. Due to the end-of-life status, long-term supply continuity cannot be guaranteed from primary sources.

RF Amplifiers Selection Notes

Engineers selecting this part should consider its discontinued status when planning new hardware developments. The device offers a wide DC-to-2.5 GHz bandwidth suitable for various RF applications. Designers must evaluate alternative components that provide similar gain and power specifications if future production scalability is required. Verify pinout and thermal requirements against current design constraints.

RF Amplifiers Part Context

The ADA-4643 series represents a family of silicon bipolar RFIC gain block amplifiers produced by Broadcom Limited and its predecessor Avago Technologies. These components are categorized under Wireless & RF Integrated Circuits. The TR2G suffix indicates a specific tape and reel packaging variant intended for automated assembly processes in manufacturing environments.

RF Amplifiers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. The QADA-4743-TR1G is identified as a related product but lacks explicit substitution confirmation. Engineers should consult official obsolescence notifications for potential recommended alternatives.