ADP1055 Datasheet PDF | Analog Devices

Analog Devices ADP1055

The ADP1055 is a flexible, feature-rich digital secondary side controller that targets ac-to-dc and isolated dc-to-dc secondary side applications. The ADP1055 is optimized for minimal component count, maximum flexibility, and minimum design time. The control loop digital filter and compensation terms are integrated and can be programmed over the PMBus™ interface.

Part No.	ADP1055
Datasheet	ADP1055 Download
Manufacturer	Analog Devices
Description	Digital Controller
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APPLICATIONS

with PMBus Interface ADP1055

FEATURES

−40°C to +125°C operation PMBus Revision 1.2 compliant with PEC and extended manufacturer specific commands 32-bit password protection with command masking 64 address selections (16 base addresses, expandable to 64) 6 PWM control signals, 625 ps resolution Frequency from 48 kHz to 1 MHz Duty cycle double update rate Digital control loop (PID + additional pole or zero configurability) Programmable loop filters (CCM, DCM, low/normal temperature) Fast line voltage feedforward Adaptive dead time compensation for improved efficiency Remote voltage sense Redundant programmable OVP Current sense Primary side cycle-by-cycle fast protection Secondary side cycle-by-cycle fast overcurrent protection Secondary side averaged reverse current protection using diode emulation mode with fixed debounce Synchronous rectifier control for improved efficiency in light load mode Nonlinear gain for faster transient response from DCM to CCM Frequency synchroni...