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FULL DATA SHEET (PDF, 91kB) Download   E-Mail The MAX1848 evaluation kit (EV kit) is a fully assembled and tested circuit board that contains a step-up switching-regulator current source powering three series-connected white LEDs. The circuit provides programmable LED current. The EV kit can be powered from a 2.6VDC to 5.5VDC source. The MAX1848 features programmable soft-start and LED brightness control. The MAX1848 EV kit demonstrates matching LED brightness with high converter efficiency (87%) to maximize battery life. Operation at 1.2MHz allows the use of tiny surface-mount components.

Key Features		Applications/Uses
>87% Efficiency 2.6V to 5.5V Input Voltage Range Analog LED Intensity Control Drives Up to Three Series White LEDs with Uniform Brightness Small, Low-Profile External Components 0.3µA IC Shutdown Current (typ) 1.2MHz Switching Frequency 8-Pin SOT23 Package Fully Assembled and Tested		Cell Phones Consumer Audio Digital Still Cameras LCD Displays and Panels Palmtops, Handy Terminals Pen Entry Palmtops, PDAs and Organizers Point-of-Sale Terminals

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