MAX8822 Ultra-Efficient Negative Charge-Pump LED Driver

Maxim Integrated Products

Description

19-0847; Rev 0; 11/07 KIT ATION EVALU LE B A IL A AV Ultra-Efficient Negative Charge-Pump LED Driver with Dual LDOs in 3mm x 3mm Thin QFN www.datash.
Features. High-Efficiency Charge Pump for Up to Four White LEDs Independent Adaptive Voltage Supply for Each LED 24mA to 0.

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Datasheet Specifications

Part number: MAX8822
Manufacturer: Maxim Integrated ↗ Products
File Size: 294.15 KB
Datasheet: MAX8822_MaximIntegratedProducts.pdf
Description: Ultra-Efficient Negative Charge-Pump LED Driver

Features

* High-Efficiency Charge Pump for Up to Four White LEDs Independent Adaptive Voltage Supply for Each LED 24mA to 0.1mA Dimming Range 1% (typ) Current Accuracy and 0.3% Current Matching Low 65µA (typ) Quiescent Current
* Dual 200mA Low-Noise, High PSRR LDOs 16 Different Output Voltage

Applications

* White LED Backlighting Cell Phones and Smartphones PART MAX8822ETE+ Ordering Information PIN-PACKAGE 16 Thin QFN-EP
* (3mm x 3mm) TOP MARK AFW PKG CODE T1633-5 Typical Operating Circuit INPUT 2.7V TO 5.5V 1μF 1μF Note: The device is specified over the -40°C to +85°C extended temperature range.

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MAX8822 Ultra-Efficient Negative Charge-Pump LED Driver Maxim Integrated Products

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