ANALOG DEVICES ADP1046AACPZ DIGITAL, SECONDARY SIDE CNTRL, 32LFCSP
GENERAL DESCRIPTION
The ADP1046A is a flexible, digital secondary side controller designed for ac-to-dc and isolated dc-to-dc secondary side applications. The ADP1046A is pin-compatible with the ADP1043A and offers several enhancements and new features, including voltage feedforward and improved loop response to maximize efficiency.
FEATURES
Integrates all typical PWM controller functions
7 PWM control signals
Digital control loop
Integrated programmable loop filters
Programmable voltage line feedforward
Dedicated soft start filter
Remote and local voltage sense
Primary and secondary side current sense
Synchronous rectifier control
Current sharing
OrFET control
I2C interface
Extensive fault detection and protection
Extensive programming and telemetry
Fast digital calibration
User accessible EEPROM
APPLICATIONS
AC-to-DC power supplies
Isolated dc-to-dc power supplies
Redundant power supply systems
Server, storage, network, and communications infrastructure