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ADP1822 Datasheet PDF

Analog Devices ADP1822

The ADP1822 is a versatile and inexpensive synchronous voltagemode PWM step-down controller
Part No. ADP1822
Datasheet ADP1822 Download
Manufacturer
Analog Devices
Description Step-Down DC-to-DC Controller
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ADP1822 datasheet page 1 preview

FEATURES

Wide power input voltage range: 1 V to 24 V Chip supply voltage range: 3.7 V to 5.5 V Wide output voltage range: 0.6 V to 85% of input voltage 1% accuracy, 0.6 V reference voltage Output voltage margining control Output voltage tracking All N-channel MOSFET 300 kHz, 600 kHz, or up to 1.2 MHz synchronized frequency No current sense resistor required Power-good output Programmable soft start with reverse current protection Current-limit protection Thermal overload protection Overvoltage protection Undervoltage lockout 1 µA shutdown supply current Small, 24-lead QSOP package

APPLICATIONS

Telecommunications and networking systems High performance servers Medical imaging systems DSP core power supplies Microprocessor core power supplies Mobile communication base stations Distributed power

GENERAL DESCRIPTION

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