MAX639 Datasheet - Maxim

Step-Down DC-DC Converters

MAX639 General Description

The MAX639/MAX640/MAX653 step-down switching regulators provide high efficiency over a wide range of load currents, delivering up to 225mA. A current-limiting pulse-frequency-modulated (PFM) control scheme gives the devices the benefits of pulse-width-modulated (PWM) converters (high efficiency at h.

MAX639 Datasheet (766.35 KB)

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MAX639

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Maxim

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Step-down dc-dc converters.
19-4505; Rev 3; 8/97 KIT ATION D EVALU CLUDE IN N IO T A M R O INF 5V/3.3V/3V/Adjustable, High-Efficiency, Low IQ, Step-Down DC-DC Converters ______.

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MAX639 Step-Down DC-DC Converters Maxim

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MAX639 General Description

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