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SGM3837 - Triple-Output 600mA AMOLED Display Power Supply

General Description

The SGM3837 is designed for powering AMOLED (Active Matrix Organic LED) displays which require VELVDD, VELVSS and VAVDD.

The device integrates two Boost converters, VO1 for VELVDD and VO3 for VAVDD, and one inverting Buck-Boost converter VO2 for VELVSS.

Key Features

  • 2.9V to 5.0V Input Supply Voltage Range.
  • Synchronous Boost Converter (ELVDD).
  • 4.6V to 5.0V Output Voltage with 100mV Steps.
  • 4.6V Default Output Voltage.
  • 600mA Output Current Capability.
  • Synchronous Inverting Buck-Boost Converter (ELVSS).
  • -6.6V to -1.0V Output Voltage with 100mV Steps.
  • -4.0V Default Output Voltage.
  • -600mA Output Current Capability (VELVSS = -1.0V to -5.4V).
  • Synchronous Boost Converter (AVDD).
  • 7.1V to 7.8V Output Voltage (SE.

📥 Download Datasheet

Datasheet Details

Part number SGM3837
Manufacturer SG Micro
File Size 1.41 MB
Description Triple-Output 600mA AMOLED Display Power Supply
Datasheet download datasheet SGM3837 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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SGM3837 Triple-Output 600mA AMOLED Display Power Supply GENERAL DESCRIPTION The SGM3837 is designed for powering AMOLED (Active Matrix Organic LED) displays which require VELVDD, VELVSS and VAVDD. The device integrates two Boost converters, VO1 for VELVDD and VO3 for VAVDD, and one inverting Buck-Boost converter VO2 for VELVSS. Output voltages of all the three converters can be programmed in digital steps through the digital interface control pins (ASWIRE & ESWIRE). The SGM3837 is available in a Green WLCSP-2.0× 2.0-25B package. FEATURES ● 2.9V to 5.0V Input Supply Voltage Range ● Synchronous Boost Converter (ELVDD)  4.6V to 5.0V Output Voltage with 100mV Steps  4.6V Default Output Voltage  600mA Output Current Capability ● Synchronous Inverting Buck-Boost Converter (ELVSS)  -6.