Description
Sirenza Microdevices’ SZA-5044 is a high efficiency class AB Heterojunction Bipolar Transistor (HBT) amplifier housed in a low-cost surface-mountable plastic package.
Features
- 802.11a 54Mb/s Class AB Performance Pout = 21.5dBm @ 3% EVM, 5V, 310mA High Gain = 28dB Output Return Loss < -11dB for Linear Tune On-chip Output Power Detector P1dB = 29dBm @ 5V Simultaneous 4.9- 5.9GHz Performance Robust - Survives RF Input Power = +15dBm Power up/down control < 1µs, Vpc 2.9V to 5V
Functional Block Diagram
Vcc Pow er Up/Dow n Control
Activ e Bias
Activ e Bias
Activ e Bias
RFIN
RFOUT.