RF3806 GaAs HBT is a GaAs power amplifier from RFMD company, specifically designed for linear applications. This device uses a highly reliable GaAs HBT fabrication process and achieves high output power over a broad frequency range.
The RF3806 is a GaAs HBT pre‑driver power amplifier designed for linear applications such as UMTS, DCS, PCS and other commercial wireless infrastructure. It delivers up to 4 W output power across a wide frequency range and is supplied with 5 V‑8 V bias options.
The document lists absolute maximum ratings, typical performance figures (gain, P1dB, OIP3), pin descriptions, and evaluation‑board schematics. It also includes biasing tables and mechanical dimensions for board integration.
| Output Power | 4 W |
|---|---|
| Frequency Range | 1500 MHz – 2200 MHz |
| Supply Voltage (typical) | 5 V |
| Maximum Supply Voltage | 8 V |
| Supply Current (typical) | 707 mA |
| Gain (S21) | 18 dB |
| P1dB | 35 dBm |
The device can be operated up to 8 V supply voltage.
It delivers a typical output power of 4 W.
The amplifier works from 1500 MHz to 2200 MHz.
Typical gain is about 18 dB (S21).