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QPA5389A
® DC – 4500 MHz Cascadable SiGe HBT Amplifier
General Description
The QPA5389A is a high performance SiGe HBT MMIC Amplifier. A Darlington configuration provides high FT and excellent thermal performance. The heterojunction increases breakdown voltage and minimizes leakage current between junctions. Cancellation of emitter junction non-linearities results in higher suppression of intermodulation products. Only two DC-blocking capacitors, a bias resistor, and an optional RF choke are required for operation.
3 Lead SOT-89 Package
Functional Block Diagram
Product Features
High Gain: 15.