Model No: MP5611GQT-Z

Monolithic Power Systems Inc. MP5611GQT-Z

Manufacturer: Monolithic Power Systems Inc.
SEMICON NO.: MP5611GQT-Z
Package: 16-TQFN
Stock: In stock
Description: IC DC-DC Converter 3 Outputs 16TQFN
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 Mfr   Monolithic Power Systems Inc. 
 Device Type Triple Output DC-DC Converter / PMIC
 Topology  Boost (ELVDD/AVDD) + Inverting Buck-Boost (ELVSS)
 Number of Outputs 3
 Switching Frequency  1.35 MHz / 1.7 MHz 
 Synchronous Rectification Yes
 Input Voltage (VIN)  2.9 V to 5.2 V 
 Output Current (ELVDD/ELVSS) 500 mA (max)
 Output Current (AVDD)  100 mA (max) 
 Output Voltage (ELVDD)  4.6 V to 5.2 V
 Output Voltage (ELVSS)   -1.4 V to -6.4 V
 Output Voltage (AVDD) 5 V to 7.7 V 
 Quiescent Current (IQ) 1.6 mA 
 Operating Temperature -40°C to +125°C
 Package 16-TQFN 
 Mounting Type
 Surface Mount
 Compliance    
 RoHS Compliant
MP5611GQT-Z power management IC 
The MP5611GQT-Z is a highly integrated triple-output power management IC from Monolithic Power Systems (MPS), specifically engineered for Active-Matrix Organic Light-Emitting Diode (AMOLED) display power supplies in compact portable devices. Housed in a space-efficient 16-TQFN package, this chip integrates a synchronous boost converter for ELVDD, an inverting buck-boost converter for ELVSS, and an additional boost converter for AVDD—all from a single 2.9V to 5.2V input voltage range. Operating at 1.5MHz switching frequency with up to 500mA output current capability for ELVDD/ELVSS rails and 100mA for AVDD, it delivers configurable output voltages (-1.4V to -6.4V for ELVSS, 4.6V to 5.2V for ELVDD, and 5V to 7.7V for AVDD) with high accuracy and excellent line/load regulation. The device maintains robust performance across the extended temperature range of -40°C to +125°C, making it ideal for smartphones, smartwatches, and foldable/curved display applications where space efficiency and power density are paramount.
MP5611GQT-Z Applications
• Smartphone AMOLED Displays: Complete power solution for high-resolution curved and foldable screens in flagship mobile devices
• Smartwatch Displays: Compact triple-output supply for small-form-factor wearable AMOLED panels requiring minimal PCB area
• Foldable Device Displays: Reliable power delivery for flexible AMOLED screens in next-generation foldable smartphones and tablets
• Portable Media Players: Efficient power management for handheld devices with AMOLED video displays
• AR/VR Headsets: High-efficiency conversion for near-eye AMOLED microdisplays in augmented and virtual reality equipment
• Automotive Displays: -40°C to +125°C temperature range supports infotainment and instrument cluster AMOLED screens in vehicles
Triple output converter Selection Advantages
The MP5611GQT-Z offers compelling advantages for display system designers seeking to minimize BOM complexity and PCB footprint. Its triple-output integration eliminates three separate power converters, reducing component count by up to 70% compared to discrete solutions while ensuring synchronized power sequencing critical for AMOLED panel protection. Configurable output voltages accommodate diverse panel specifications without hardware changes, while the 1.5MHz switching frequency enables compact 2.2µH inductors and ceramic capacitors for sub-50mm² total solution size. Synchronous rectification achieves high efficiency across load ranges, extending battery life in portable devices, and comprehensive protection features safeguard expensive AMOLED panels against fault conditions.