MAX1540A Datasheet (Maxim Integrated Products)

MAX1540A, Dual Step-Down Controllers

The MAX1540A/MAX1541 dual pulse-width modulation (PWM) controllers provide the high efficiency, excellent transient response, and high DC-output accuracy necessary for stepping down high-voltage batteries to generate low-voltage chipset and RAM power supplies in notebook computers.

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MAX1540A Features

* Inductor-Saturation Protection

* Accurate Differential Current-Sense Inputs

* Dual Ultra-High-Efficiency Quick-PWMs with 100ns Load-Step Response

* MAX1540A 1.8V/1.2V Fixed or 0.7V to 5.5V Adjustable Output (OUT1) 2.5V/1.5V Fixed or 0.7V to 5.5V Adjustable Output (O