SGM3843 Overview
The SGM3843 is a PMIC (Power Management IC) designed for powering AMOLED (Active Matrix Organic LED) displays which require VELVDD, VELVSS, VAVDD, VDVDD and VVGL. The device integrates two Boost converters VO1 for VELVDD and VO3 for VAVDD, one dual-phase inverting Buck-Boost converter VO2 for VELVSS, one single-phase inverting Buck-Boost converter VO5 for VVGL, and one Buck converter VO4 for VDVDD. It also...
SGM3843 Key Features
- 2.9V to 5.0V Input Supply Voltage Range
- Synchronous Boost Converter VO1 (ELVDD)
- 4.6V to 5.0V Output Voltage with 100mV Steps
- 4.6V Default Output Voltage
- 0.65% Accuracy at 4.6V
- 1200mA Output Current Capability
- Synchronous Inverting Buck-Boost Converter VO2 (ELVSS)
- 8.0V to -1.0V Output Voltage with 50mV Steps
- 4.0V Default Output Voltage
- 1% Accuracy at -4.0V