Datasheet4U Logo Datasheet4U.com

RT4801H - Dual Output LCD Bias

Description

The RT4801H is a highly integrated Boost and LDO and inverting charge pump to generate positive and negative output voltage.

The output voltages can be adjusted from 4V to 6V with 100mV steps by I2C interface protocols.

Features

  • 2.5V to 5.5V Supply Voltage Range.
  • Up to 90% Efficiency with Small Magnetics.
  • Support Up to 80mA Output Current.
  • Low 1A Shutdown Current.
  • Internal Soft-start Function.
  • Short Circuit Protection Function.
  • Over-Voltage Protection Function.
  • Over-Current Protection Function.
  • Over-Temperature Protection Function.
  • Elastic Positive and Negative Voltage On/Off Control by ENP/ENN.
  • Voltage Output from 4V to 6V per 0.1V.
  • Low Input Noise and EMI.

📥 Download Datasheet

Datasheet Details

Part number RT4801H
Manufacturer Richtek
File Size 1.44 MB
Description Dual Output LCD Bias
Datasheet download datasheet RT4801H Datasheet

📁 Similar Datasheet

Part Number Description Manufacturer
RT4803 Synchronous Boost Regulator Richtek Technology
RT4803A Synchronous Boost Regulator Richtek Technology
RT4805 Synchronous Boost Regulator Richtek Technology
RT4805A Synchronous Boost Regulator Richtek Technology
RT4812 High Efficiency Boost Converter Richtek Technology

Other Datasheets by Richtek

Part Number Description
RT4803B 2.5MHz Synchronous Boost Regulator
RT4805B Synchronous Boost Regulator
RT4809 DC-DC Boost Converter
RT4813 High Efficiency Boost Converter
RT4813A High Efficiency Boost Converter

Full PDF Text Transcription

Click to expand full text
RT4801H Dual Output LCD Bias for Smartphones and Tablets General Description The RT4801H is a highly integrated Boost and LDO and inverting charge pump to generate positive and negative output voltage. The output voltages can be adjusted from 4V to 6V with 100mV steps by I2C interface protocols. With its input voltage range of 2.5V to 5.5V, the RT4801H is optimized for products powered by single-cell batteries and symmetrical output currents up to 80mA. The RT4801H is available in the WL-CSP-15B 1.31x2.07 (BSC) package. The recommended junction temperature range is −40C to 125C, and the ambient temperature range is −40C to 85C. Ordering Information RT4801H Package Type WSC : WL-CSP-15B 1.31x2.
Published: |