MAX17521 Synchronous Step-Down DC-DC Converter

MAX17521 Synchronous Step-Down DC-DC Converter

The MAX17521 dual-output, high-efficiency, high-voltage, synchronous step-down DC-DC converter with integrated MOSFETs operates over a 4.5V to 60V input. The converter can deliver up to 1A at each output. Each output is programmable from 0.9V to 92%VIN. The feedback voltage regulation accuracy over .

Features

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● Reduces External Components and Total Cost
• No Schottky—Synchronous Operation
• All-Ceramic Capacitors, Compact Layout
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● Reduces Number of DC-DC Regulators to Stock
• Wide 4.5V to 60V Input
• Each Output Adjustable From 0.9V to 92%VIN
• Pin-Selectable 560kHz or 300kHz Switching Frequency
• Independent Input Voltage Pin for Each Output
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● Reduces Power Dissipation
• Peak Efficiency > 90%
• PFM Mode Enables Enhanced Light-Load Efficiency
• 1μA Shutdown Current
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● Operates Reliably in Adverse Industrial Environments
• Hiccup Mode Overload Protection
• Adjustable Soft-Start Pin for.