EVQ8633A-LE-01A High Efficiency, 16V, 12A Synchronous Step-Down Converter Evaluation Board The Future of Analog IC Technology Adaptive COT for Ultrafast Transient DESCRIPTION Response The EVQ8633A-LE-01A is an evaluation board Stable with Zero-ESR Output Capacitor for the MPQ8633A, a high efficiency, monolithic, 0.5% Reference Voltage Over 0 C to synchronous step-down converter. +70 C Junction Temperature Range 1% Reference Voltage Over -40 C to The EV board can deliver 12A continuous load +125 C Junction Temperature Range current over a wide operating input range. High Selectable Pulse-Skip or Forced-CCM efficiency can be achieved over a wide output current load range. Operation Excellent Load Regulation The MPQ8633A adopts internally compensated Output Voltage Tracking constant-on-time (COT) control mode that Output Voltage Discharge provides fast transient response and eases loop PGOOD Active Clamped Low Level during stabilization. Power Failure This EV board can be turned on or off via a remote Programmable Soft Start Time from 1ms ON/OFF input (EN) that is referenced to ground. Pre-Bias Start up This input is compatible with popular logic devices. Selectable Switching Frequency of 600kHz, 800kHz and 1000kHz ELECTRICAL SPECIFICATION Non-latch OCP, UVP, UVLO, Thermal Parameter Symbol Value Units Shutdown, and Latch-off for OVP Input Voltage VIN 8-16 V Output Adjustable from 0.6V to 90%*Vin, Up Output Voltage V 1.2 V to 5.5V max. OUT Available in a QFN3X4 mm Package Output Current IOUT 12 A APPLICATIONS FEATURES Telecom and Networking Systems Wide Input Voltage Range from 2.7V: Server, Cloud-Computing, Storage o 2.7V to 16V with External 3.3V VCC Base Stations Bias General Purpose Point-of-Load (PoL) o 4V to 16V with Internal VCC Bias or 12V Distribution Power Systems External 3.3V VCC Bias High-end TV Differential Output Voltage Remote Sense Game Consoles and Graphic Cards Programmable Accurate Current Limit Level All MPS parts are lead-free and adhere to the RoHS directive. For MPS 12A Output Current green status, please visit MPS website under Products, Quality Assurance page. Low R (ON) Integrated Power MOSFETs DS MPS and The Future of Analog IC Technology are registered trademarks Proprietary Switching Loss Reduction of Monolithic Power Systems, Inc. Technique EVQ8633A-LE-01A Rev.1.1 www.MonolithicPower.com 1 12/12/2018 MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited. 2018 MPS. All Rights Reserved. EVQ8633A-LE-01A SYNCHRONOUS STEP-DOWN CONVERTER EV BOARD EVQ8633A-LE-01A EVALUATION BOARD (L x W x H)81.3 mm x 77.5mm x 1.6 mm) Board Number MPS IC Number EVQ8633A-LE-01A MPQ8633AGLE EVQ8633A-LE-01A Rev.1.1 www.MonolithicPower.com 2 12/12/2018 MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited. 2018 MPS. All Rights Reserved.