Description
The MAX1540/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.
Features
- Inductor-Saturation Protection.
- Accurate Differential Current-Sense Inputs.
- Dual Ultra-High-Efficiency Quick-PWMs with 100ns Load-Step Response.
- MAX1540 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 (OUT2) Fixed 5V, 100mA Linear Regulator.
- MAX1541 External Reference Input (REFIN1) Dynamically Selectable Output Voltage.
- 0.7V to 5.5V (OUT1) 2.5V/1.8V Fixed or 0.7V to 5.5V Adjustable Ou.
MAX1540_MaximIntegratedProducts.pdf
