产品应用
PRODUCT APPLICATION
功放偏置电流控制器
GBQ6802
Automatic Bias-Current Control-Loops for GaN RF power amplifier
Key Features
Two Channel, each Channel with a Current Control-Loop tracking the DC Bias Current of a PA
A 64 fine-step reference-voltage for tuning a target bias-current of the controlled PA
10-bit programmable output voltages with two segmental user-defined temperature-coefficients (TC) for thermal compensations
Configurable breakpoint temperatures
Integrated and remote temperature sensors
Internal 256 bits OTP for autonomous operation
Cover an Entire Output Range: -5.9V to -0.1V
Configurable 16-step PA Pinchoff voltages
High current drive capability: 50mA
Fast Output switches
Built-in power on/off sequencing control
SPI and I2C interface: standard and fast
Specified temperature range : -40°C to 125°C