SGM3843A

• 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)

  -7.0V to -1.05V Output Voltage with 50mV Steps

  -4.0V Default Output Voltage

  1% Accuracy at -4.0V

  1200mA Output Current Capability

• Synchronous Boost Converter VO3 (AVDD)

  5.7V to 8.0V Output Voltage with 50mV Steps

  7.6V Default Output Voltage

  0.66% Accuracy at 7.6V

  200mA Output Current Capability

• Synchronous Buck Converter VO4 (DVDD)

  0.7V to 2.075V Output Voltage with 25mV Steps

  1.05V Default Output Voltage

  0.6% Initial Accuracy at 1.05V

  400mA Output Current Capability

• Synchronous Inverting Buck-Boost Converter VO5 (VGL)

  -4.0V to -12.5V Output Voltage with 100mV Steps

  -7V Default Output Voltage

  0.8% Accuracy at -7V

  30mA Output Current Capability

• Low Dropout Linear Regulator VO5_LDO (VGL_LDO)

  Fixed 300mV Dropout Voltage

  30mA Output Current Capability

• Excellent Line Transient Regulation

• High Performance Load Regulation

• VIN and VOUT Bi-Directional Isolation

• SWIRE Interface

• Under-Voltage Lockout (UVLO)

• All Channels Soft-Start

• All Channels Fast Discharge Function (FD)

• All Channels Short Circuit Protection (SCP)

• All Channels Over-Current Protection (OCP)

• Over-Temperature Protection (OTP)

• Overload Protection (OLP)

• Start-Up Short Detection (SSD)

• VELVSS Start-Up Delay: 6ms

• Short Circuit and OLP Detection Time: 1ms

• Available in a Green WLCSP-3.3×3.3-64B Package

Smartphones & Tablets

Active Matrix OLED Displays