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MAX8678 Datasheet - Maxim Integrated Products

MAX8678 White LED Charge Pump

The MAX8678 integrates a charge pump for white lightemitting diodes (LEDs) with an audio loudspeaker amplifier. The high-efficiency, adaptive charge pump drives up to four LEDs with constant current for uniform brightness. The LED current is adjustable from 0.1mA/LED to 24mA/LED in 31 pseudo-logarit.

MAX8678 Features

* High-Efficiency White LED Charge Pump Individual Adaptive Supply for Each LED 4 Low-Dropout LED Current Regulators 24mA to 0.1mA Dimming Range Single-Wire, Serial-Pulse Dimming Interface 1% (typ) Accuracy Low 140µA Quiescent Current

* Mono Class AB Audio Amplifier 1.1W RMS Mono BTL

MAX8678_MaximIntegratedProducts.pdf

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Datasheet Details

Part number:

MAX8678

Manufacturer:

Maxim Integrated ↗ Products

File Size:

294.95 KB

Description:

White led charge pump.

MAX8678 Distributor

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TAGS

MAX8678 MAX8678 White LED Charge Pump Maxim Integrated Products