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Texas Instruments TPS51123 Скачать руководство пользователя страница 8

Figure 6-2. Bottom Layer Routing

Physical Layouts

8

TPS51123 Buck Controller Evaluation Module User's Guide

SLUU340A – FEBRUARY 2009 – REVISED JANUARY 2022

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Copyright © 2022 Texas Instruments Incorporated

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Содержание TPS51123

Страница 1: ...3 Schematic 3 4 Test Setup and Results 4 5 Configuration 6 6 Physical Layouts 7 7 List of Materials 11 8 References 12 9 Revision History 12 www ti com Table of Contents SLUU340A FEBRUARY 2009 REVISED...

Страница 2: ...at 8 A from a 8 V to 25 V input Trademarks Out of Audio and D CAP are trademarks of Texas Instruments All trademarks are the property of their respective owners 2 Performance Specification Summary Tab...

Страница 3: ...PS51123 EVM Schematic Diagram www ti com Schematic SLUU340A FEBRUARY 2009 REVISED JANUARY 2022 Submit Document Feedback TPS51123 Buck Controller Evaluation Module User s Guide 3 Copyright 2022 Texas I...

Страница 4: ...Figure 4 1 Equipment Setup for TPS51123EVM Board 4 2 Test Procedure 1 Ensure the switches SW4 ENC and SW3 EN0 are in the OFF position 2 Ensure the shunt jumper for JP1 is set to 5 pin to 6 pin Med1 a...

Страница 5: ...e 4 3 3 3 V Start Up Waveforms 4 4 Transient Performance Figure 4 4 5 V Load Transient Response Figure 4 5 3 3 V Load Transient Response www ti com Test Setup and Results SLUU340A FEBRUARY 2009 REVISE...

Страница 6: ...ION SWITCHING FREQUENCY kHz CH1 CH2 GND SLOW 200 250 VREF MED1 245 305 VREG3 MED2 300 375 VREG5 FAST 365 460 5 2 Operation Mode Selection Operation mode can be set by the SKIPSEL pin using JP2 on the...

Страница 7: ...re 6 1 the bottom layer Figure 6 2 and inner layer views Figure 6 3 and Figure 6 4 of the EVM Figure 6 1 Top Layer Routing www ti com Physical Layouts SLUU340A FEBRUARY 2009 REVISED JANUARY 2022 Submi...

Страница 8: ...m Layer Routing Physical Layouts www ti com 8 TPS51123 Buck Controller Evaluation Module User s Guide SLUU340A FEBRUARY 2009 REVISED JANUARY 2022 Submit Document Feedback Copyright 2022 Texas Instrume...

Страница 9: ...ner Layer 1 www ti com Physical Layouts SLUU340A FEBRUARY 2009 REVISED JANUARY 2022 Submit Document Feedback TPS51123 Buck Controller Evaluation Module User s Guide 9 Copyright 2022 Texas Instruments...

Страница 10: ...ner Layer 2 Physical Layouts www ti com 10 TPS51123 Buck Controller Evaluation Module User s Guide SLUU340A FEBRUARY 2009 REVISED JANUARY 2022 Submit Document Feedback Copyright 2022 Texas Instruments...

Страница 11: ...il spacing 36 pin strip 0 20 0 30 inch Sullins PTC36DAAN L1 L2 2 Inductor high current 3 3 H 14 A 7 3 m SMT 0 425 0 45 inch Toko FDA1055 3R3M Q1 Q3 2 MOSFET N channel 30 V 11 A 9 1 m SO8 IR IRF7821 Q2...

Страница 12: ...erences Texas Instruments TPS51123 Dual Synchronous Step Down Controller with Out of Audio Operation and 100 mA data sheet 9 Revision History NOTE Page numbers for previous revisions may differ from p...

Страница 13: ...ther than TI b the nonconformity resulted from User s design specifications or instructions for such EVMs or improper system design or c User has not paid on time Testing and other quality control tec...

Страница 14: ...These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not in...

Страница 15: ...instructions set forth by Radio Law of Japan which includes but is not limited to the instructions below with respect to EVMs which for the avoidance of doubt are stated strictly for convenience and s...

Страница 16: ...any interfaces electronic and or mechanical between the EVM and any human body are designed with suitable isolation and means to safely limit accessible leakage currents to minimize the risk of electr...

Страница 17: ...R DAMAGES ARE CLAIMED THE EXISTENCE OF MORE THAN ONE CLAIM SHALL NOT ENLARGE OR EXTEND THIS LIMIT 9 Return Policy Except as otherwise provided TI does not offer any refunds returns or exchanges Furthe...

Страница 18: ...change without notice TI grants you permission to use these resources only for development of an application that uses the TI products described in the resource Other reproduction and display of thes...

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