Texas Instruments TPS40090EVM-002 Manuel d'utilisateur

User’s Guide1  User’s Guide

SLUU195 − June 200410TPS40090 Multi-Phase Buck Converter and TPS2834 Drivers Steps-Down from 12-V to 1.5-V at 100 A where• D is the duty cycle for a s

SLUU195 − June 200411 TPS40090 Multi-Phase Buck Converter and TPS2834 Drivers Steps-Down from 12-V to 1.5-V at 100 A 3. Transient consideration. An ad

SLUU195 − June 200412TPS40090 Multi-Phase Buck Converter and TPS2834 Drivers Steps-Down from 12-V to 1.5-V at 100 A With the chosen inductor described

SLUU195 − June 200413 TPS40090 Multi-Phase Buck Converter and TPS2834 Drivers Steps-Down from 12-V to 1.5-V at 100 A 4.8 Compensation ComponentsThe TP

SLUU195 − June 200414TPS40090 Multi-Phase Buck Converter and TPS2834 Drivers Steps-Down from 12-V to 1.5-V at 100 A 5 Test SetupThe HPA072 has the fol

SLUU195 − June 200415 TPS40090 Multi-Phase Buck Converter and TPS2834 Drivers Steps-Down from 12-V to 1.5-V at 100 A 6 Test Results and Performance Da

SLUU195 − June 200416TPS40090 Multi-Phase Buck Converter and TPS2834 Drivers Steps-Down from 12-V to 1.5-V at 100 A 6.2 Closed-Loop PerformanceThe TPS

SLUU195 − June 200417 TPS40090 Multi-Phase Buck Converter and TPS2834 Drivers Steps-Down from 12-V to 1.5-V at 100 A 6.4 Transient ResponseThe on-boar

SLUU195 − June 200418TPS40090 Multi-Phase Buck Converter and TPS2834 Drivers Steps-Down from 12-V to 1.5-V at 100 A 6.5 Start up with Pre-Biased Outpu

SLUU195 − June 200419 TPS40090 Multi-Phase Buck Converter and TPS2834 Drivers Steps-Down from 12-V to 1.5-V at 100 A 7 Layout ConsiderationsThe PCB la

2EVM IMPORTANT NOTICETexas Instruments (TI) provides the enclosed product(s) under the following conditions:This evaluation kit being sold by TI is in

SLUU195 − June 200420TPS40090 Multi-Phase Buck Converter and TPS2834 Drivers Steps-Down from 12-V to 1.5-V at 100 A 8 EVM Assembly Drawing and PCB Lay

SLUU195 − June 200421 TPS40090 Multi-Phase Buck Converter and TPS2834 Drivers Steps-Down from 12-V to 1.5-V at 100 A Figure 17. Top Side CopperFigure

SLUU195 − June 200422TPS40090 Multi-Phase Buck Converter and TPS2834 Drivers Steps-Down from 12-V to 1.5-V at 100 A Figure 19. Internal 2 (Power Plane

SLUU195 − June 200423 TPS40090 Multi-Phase Buck Converter and TPS2834 Drivers Steps-Down from 12-V to 1.5-V at 100 A Figure 21. Internal 4Figure 22. B

SLUU195 − June 200424TPS40090 Multi-Phase Buck Converter and TPS2834 Drivers Steps-Down from 12-V to 1.5-V at 100 A 9 List of MaterialsThe following t

SLUU195 − June 200425 TPS40090 Multi-Phase Buck Converter and TPS2834 Drivers Steps-Down from 12-V to 1.5-V at 100 A ReferenceDesignatorQTY Descriptio

IMPORTANT NOTICETexas Instruments Incorporated and its subsidiaries (TI) reserve the right to make corrections, modifications,enhancements, improvemen

3 DYNAMIC WARNINGS AND RESTRICTIONSIt is important to operate this EVM within the input voltage range of 0 Vdc to100 Vdc.Exceeding the specified inpu

SLUU195 − June 20044TPS40090 Multi-Phase Buck Converter and TPS2834 Drivers Steps-Down from 12-V to 1.5-V at 100 A TPS40090 Multi-Phase Buck Converter

SLUU195 − June 20045 TPS40090 Multi-Phase Buck Converter and TPS2834 Drivers Steps-Down from 12-V to 1.5-V at 100 A 2 FeaturesTable 1. TPS40090EVM−002

SLUU195 − June 20046TPS40090 Multi-Phase Buck Converter and TPS2834 Drivers Steps-Down from 12-V to 1.5-V at 100 A TRANS_ENFigure 2. TPS40090EVM−002 S

SLUU195 − June 20047 TPS40090 Multi-Phase Buck Converter and TPS2834 Drivers Steps-Down from 12-V to 1.5-V at 100 A + ++1.5V/100A+ ++ + +Figure 3. TPS

SLUU195 − June 20048TPS40090 Multi-Phase Buck Converter and TPS2834 Drivers Steps-Down from 12-V to 1.5-V at 100 A 4.2 Inductance ValueThe output indu

SLUU195 − June 20049 TPS40090 Multi-Phase Buck Converter and TPS2834 Drivers Steps-Down from 12-V to 1.5-V at 100 A 00.10.20.50.60.40.30 10 20304050 6