Analog Devices Inc. MAX17783CATB+ Standard Step-Down DC-DC Regulator

Analog Devices MAX17783CATB+ Standard Step-Down DC-DC Regulator is part of the Himalaya series of voltage regulator ICs, power modules, and chargers. These devices enable cooler, smaller, and simpler power supply solutions. The MAX17783C is a high-efficiency, high-voltage device with an integrated high-side MOSFET. The MOSFET operates over a wide input-voltage range of 4.5V to 60V. It can deliver up to 2.5A current and generate output voltages from 0.9V up to 90% of VIN. The device features internal compensation.

Features

  • Reduces external components and total cost
    • Internal compensation components
    • All-ceramic capacitors, compact layout
  • Reduces the number of DC-DC regulators to stock
    • Wide 4.5V to 60V input-voltage range
    • Adjustable output range from 0.9V up to 90% of VIN
    • Delivers up to 2.5A over the temperature range
    • 400kHz to 2.2MHz adjustable frequency with external clock synchronization
  • Reduces power dissipation
    • 90.4% peak efficiency
    • 3.01μA shutdown current
    • Low IQ mode for enhanced light-load efficiency
  • Operates reliably in adverse industrial environments
    • Hiccup-mode overload protection
    • Adjustable and monotonic startup with a prebiased output voltage
    • Built-in output-voltage monitoring with RESET
    • Programmable EN/UVLO threshold
    • Overtemperature protection
    • Wide -40°C to +125°C ambient operating temperature range
    • -40°C to +150°C junction temperature range

Applications

  • Industrial and commercial power distribution
  • General-purpose point-of-load
  • Distributed supply regulation
  • Base-station power supplies
  • Wall transformer regulation
  • High-voltage, single-board systems
  • Set-top boxes
  • Audio power supplies
  • LED displays

Simplified Application Circuit

Analog Devices Inc. MAX17783CATB+ Standard Step-Down DC-DC Regulator
Published: 2020-09-15 | Updated: 2024-07-02