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AIC1842

High Efficiency 1.5X charge Pump

AIC1842 Features

* 1MHz Switching Frequency 2.7V to 5.5V Input Voltage Range Low Shutdown Current: ≦1µA Regulated 20mA Full-Scale Output Current 32-Position Linear Scale with Digital Control High Accuracy Brightness Matching 33% Less Input Current Than Doubler Charge Pump No Inductors Required Build-in Soft-Start Curr

AIC1842 General Description

The AIC1841 and AIC1842 provide 4 and 6 LED current source outputs with regulated constant current for uniform intensity. The AIC1841/2 is the low noise, constant frequency charge pump DC/DC converter that uses 1.5X conversion to increase efficiency in white LED applications. The devices can be used.

AIC1842 Datasheet (631.71 KB)

Preview of AIC1842 PDF

Datasheet Details

Part number:

AIC1842

Manufacturer:

Analog Intergrations Corporation

File Size:

631.71 KB

Description:

High efficiency 1.5x charge pump.

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AIC1842 High Efficiency 1.5X charge Pump Analog Intergrations Corporation

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