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Power management IC integrates display power and backlight LED driver functions

Mon, 08/18/2014 - 10:03am

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Intersil Corporation (Milpitas, CA) announced the ISL98611 display power and LED driver for smartphones. The ISL98611 is the first power management IC that integrates the display power and backlight LED driver functions in a single chip. It significantly improves efficiency of both functions to increase smartphone battery life by an hour or more. Features include:

• A boost regulator, LDO, and inverting charge pump for generating two output rails at +5V and -5V in a single device.
• Greater than 88 percent efficiency at 15mA load using a 2.5x2mm2 size inductor.
• +/- 2.2 percent matching down to 1mA and +/- 2.8 percent at 50μA.
•1uA shutdown supply current.

For more information on the ISL98611, visit www.intersil.com.

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