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MAX1765 Datasheet 800ma / Low-noise / Step-up DC-dc Converter

Manufacturer: Maxim Integrated (now Analog Devices)

Overview: 19-1805; Rev 0; 12/00 800mA, Low-Noise, Step-Up DC-DC Converter with 500mA Linear Regulator.

General Description

The MAX1765 is a high-efficiency, low-noise, step-up DC-DC converter intended for use in battery-powered wireless applications.

This device operates at a high 1MHz fixed frequency while maintaining an exceptionally low quiescent supply current (200µA).

Its small external ponents and tiny package make this device an excellent choice for small hand-held applications that require the longest possible battery life.

Key Features

  • analog soft-start and currentlimit functions to permit optimization of efficiency, external component size, and output voltage ripple. The MAX1765 comes in a 16-pin QSOP package and a thermally enhanced 16-pin TSSOP-EP. ____________________________Features o High-Efficiency Step-Up Converter Up to 93% Efficiency Adjustable Output from +2.5V to +5.5V Up to 800mA Output PWM Synchronous-Rectified Topology 1MHz Operating Frequency (or Sync) o LDO Linear Regulator 500mA LDO Linear Regulator 2.85V Li.

MAX1765 Distributor