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Overview

Description

The ZSPM2000 is a configurable true-digital single-phase PWM controller for high-current, non-isolated DC/DC supplies. The ZSPM2000 includes a high-speed MOSFET driver for a synchronous step-down converter in a single-rail and single-phase con­figuration. The ZSPM2000 integrates a digital control loop, optimized for maximum flexibility and stability, as well as load step and steady-state performance. In addition, a rich set of protection and monitoring functions is provided. On-chip, non-volatile memory (NVM) and an I²C interface facilitate configuration. IDT’s PC-based Pink Power Designer™ graphical user interface (GUI) provides a user-friendly and easy-to-use interface to the device for communication and configuration. It can guide the user through the design of the digital compensator and offers intuitive configuration methods for additional features, such as protection and sequencing.

Features

  • Programmable digital control loop
  • Advanced digital control techniques: Tru-sample Technology™, State-Law Control™ (SLC), and Sub-cycle Response™ (SCR)
  • Improved transient response and noise immunity
  • Protection features: over-current protection, over-voltage protection (VIN, VOUT), under-voltage protection (VIN, VOUT), overloaded startup, and restart and delay
  • Integrated MOSFET driver with adaptive anti-cross-conduction protection
  • Fuse-based NVM for improved reliability
  • Operation from a single 5V or 3.3V supply
  • Optional PMBus™ address selection without external resistors

Comparison

Applications

Documentation

Type Title Date
Datasheet PDF 559 KB
Guide 7Z 1.21 MB
Manual - Development Tools Log in to Download PDF 1.55 MB
Manual - Development Tools Log in to Download PDF 1.33 MB
Datasheet - Short-form PDF 161 KB
5 items

Design & Development

Software & Tools

Software Downloads

Type Title Date
Software & Tools - Other Log in to Download ZIP 167.36 MB
Software & Tools - Other Log in to Download ZIP 17.03 MB
2 items

Boards & Kits

Models

ECAD Models

Schematic symbols, PCB footprints, and 3D CAD models from SamacSys can be found by clicking on products in the Product Options table. If a symbol or model isn't available, it can be requested directly from the website.

Diagram of ECAD Models