X9470
Description
The Intersil X9470 RF PA Bias Controller contains all of the necessary analog ponents to sense the PA drain current through an external sense resistor and automatically control the gate bias voltage of an LDMOS PA.
Key Features
- Programmable Bias Controller IC for Class A and AB LDMOS Power Amplifiers
- Adaptive System on Chip Solution
- Bias Current Calibration to better than ±4% using Reference Trim DCP
- Automatic Bias Point Tracking and Calibration
- 28V Maximum VDD
- 2 Wire Interface for Programming Bias Setting and Optimizing IDQ Set Point
- Shutdown Control pin for PA Signal
- Slave address to allow for multiple devices
- 24-pin TSSOP Package
