MAX1623 regulator equivalent, 3a / low-voltage / step-down regulator.
constant-off-time, current-mode pulse-width-modulation (PWM) control with switching frequencies as high as 350kHz. An external resistor at the TOFF pin sets the off-time,.
5V to 3.3V Conversion Notebook Computer CPU I/O Supply Desktop Computer Bus-Termination Supply CPU Daughter Card Supply .
The MAX1623 switch-mode buck regulator with synchronous rectification provides local CPU and bus-termination power in notebook and desktop computers. An internal 55mΩ (typ), 3A PMOS power switch and 60m Ω (typ), 3A NMOS synchronous-rectifier switch d.
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