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ZYNQ UltraScale+ RFSoC Internal Sequencing Power Management Reference Design

ZYNQ UltraScale+ RFSoC gen1

Internal Sequencing Power Management Reference Design

REFERENCE DESIGN

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AMD Xilinx part numbers

XCZU21DR
XCZU25DR
XCZU27DR
XCZU28DR

XCZU29DR
XQZU21DR
XQZU28DR
XQZU29DR

Overview

12Vin design (no intermediary regulator required)
Design can be easily scaled/modified for customer requirements
Common use of parts allow step and repeat for ease of design
Discrete 2ph design (45A VCCINT) for high efficiency and fast transient response
Total system efficiency ~90%
Total solution size ~3.0 sqin including input & output Caps
PMIC includes built in power up/down sequencing and requires minimum number of external components

MPS Products Used

Part Number	Quantity	Description
MP2951	1	Request Information
MP86934	2	16V Intelli-Phase Solution in TQFN 3x4
MP8733B	1	Request Information
MP5470-0014	2	4V-16V, Power Management IC with Four 3A/3A/2A/2A Buck Converters and Flexible System Setting via I²C and MTP
MPM3632C	5	18V Input, 3A Module, Synchronous, Forced CCM, Step-Down Converter with Integrated Inductor