UM3500 converter equivalent, synchronous step-down dc-dc converter.
z High Efficiency: Up to 96% z 1.5MHz Constant Switching Frequency z 600mA Output Current z Integrated Main Switch and Synchronous
Rectifier. No External Schottky Diode. .
The UM3500 is available in a low profile SOT23-5 package.
Applications
z Cellular and Smart Phones z Microprocessors a.
The UM3500 is a 1.5MHz constant frequency, slope compensated current mode PWM step-down converter. The device integrates a main switch and a synchronous rectifier for high efficiency without an external Schottky diode. It is ideal for powering porta.
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