Texas Instruments TPS55340EVM-017 Скачать руководство пользователя страница 13 | Manualshive

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Texas Instruments TPS55340EVM-017 Скачать руководство пользователя страница 13

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SLVU668B – April 2012 – Revised July 2019

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Copyright © 2012–2019, Texas Instruments Incorporated

TPS55340EVM-017, 5-V to 12-V Input, 24-V Output Boost Evaluation Module

Figure 17. TPS55340EVM-017 Top-Side Assembly

Figure 18. TPS55340EVM-017 Top-Side Layout

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Содержание TPS55340EVM-017

Страница 1: ...terials 15 List of Figures 1 TPS55340EVM 017 Efficiency 4 2 TPS55340EVM 017 Output Voltage Load Regulation 5 3 TPS55340EVM 017 Output Voltage Line Regulation 5 4 TPS55340EVM 017 VIN 5 V Transient Resp...

Страница 2: ...imum Output Current TPS55340EVM 017 VIN 5 V to 12 V IOUTmax 800 mA VIN 5 V to 1 9 A VIN 12 V 2 Performance Specification Summary Table 2 provides a summary of the EVM performance specifications Specif...

Страница 3: ...ons when changing the switching frequency input output voltage range input inductor output capacitors or compensation 4 Test Setup and Results This section describes how to properly connect set up and...

Страница 4: ...point TP4 Output voltage test point at VOUT connector TP5 GND test point at VOUT connector 4 2 Efficiency The efficiency of this EVM peaks at a load current of about 300 mA at 5 V input and 800 mA at...

Страница 5: ...ntation Feedback Copyright 2012 2019 Texas Instruments Incorporated TPS55340EVM 017 5 V to 12 V Input 24 V Output Boost Evaluation Module Figure 2 TPS55340EVM 017 Output Voltage Load Regulation Measur...

Страница 6: ...55340EVM 017 5 V to 12 V Input 24 V Output Boost Evaluation Module 4 5 Load Transients Figure 4 and Figure 5 show the EVM s response to load transients The current step is from 25 to 75 of maximum rat...

Страница 7: ...ted TPS55340EVM 017 5 V to 12 V Input 24 V Output Boost Evaluation Module 4 6 Loop Characteristics Figure 6 shows the EVM loop response characteristics Gain and phase plots are shown for VIN voltages...

Страница 8: ...24 V Output Boost Evaluation Module Figure 8 shows the EVM output voltage ripple and inductor current ripple The output current is the rated full load of 1 9 A and VIN 12 V The ripple voltage is measu...

Страница 9: ...Boost Evaluation Module 4 8 Pulse Skipping Operation The TPS55340 features pulse skipping for output regulation when operating at light loads Figure 9 shows the output voltage ripple and the pulse ski...

Страница 10: ...EVM 017 5 V to 12 V Input 24 V Output Boost Evaluation Module Figure 12 shows the EVM input voltage ripple The output current is the rated full load of 1 9 A at VIN 12 V The ripple is measured directl...

Страница 11: ...V Output Boost Evaluation Module Figure 14 shows the shutdown waveforms for the EVM The input voltage is 5V The EN goes low and the output voltage ramps from 24 V to VIN The load is 120 Figure 14 TPS5...

Страница 12: ...pins of the TPS55340 and a large area filled with ground The internal layers and bottom are primarily ground with additional fill areas for VIN and VOUT The top side ground traces connect to the bott...

Страница 13: ...sed July 2019 Submit Documentation Feedback Copyright 2012 2019 Texas Instruments Incorporated TPS55340EVM 017 5 V to 12 V Input 24 V Output Boost Evaluation Module Figure 17 TPS55340EVM 017 Top Side...

Страница 14: ...y 2019 Submit Documentation Feedback Copyright 2012 2019 Texas Instruments Incorporated TPS55340EVM 017 5 V to 12 V Input 24 V Output Boost Evaluation Module Figure 19 TPS55340EVM 017 Internal Layer 1...

Страница 15: ...SW 17 PWPD U1 TPS55340RTE C9 4 7uF C10 4 7uF C6 C2 10uF D1 TP5 VIN VIN SYNC SYNC www ti com Schematic and Bill of Materials 15 SLVU668B April 2012 Revised July 2019 Submit Documentation Feedback Copyr...

Страница 16: ...or chip 1 16W 1 0603 STD STD 1 R2 10 0 k Resistor chip 1 16W 1 0603 STD 1 R3 2 55 k Resistor chip 1 16W 1 0603 STD 1 R4 78 7 k Resistor chip 1 16W 1 0603 STD 1 R5 49 9 Resistor chip 1 16W 1 0603 STD 1...

Страница 17: ...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 18: ...the limits for a Class B digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This...

Страница 19: ...o Technical Regulations of Radio Law of Japan User is required to follow the instructions set forth by Radio Law of Japan which includes but is not limited to the instructions below with respect to EV...

Страница 20: ...rs or designees User assumes all responsibility and liability to ensure that any interfaces electronic and or mechanical between the EVM and any human body are designed with suitable isolation and mea...

Страница 21: ...M S AT ISSUE DURING THE PRIOR TWELVE 12 MONTHS WITH RESPECT TO WHICH LOSSES OR DAMAGES ARE CLAIMED THE EXISTENCE OF MORE THAN ONE CLAIM SHALL NOT ENLARGE OR EXTEND THIS LIMIT 9 Return Policy Except as...

Страница 22: ...e resources are subject to 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 reprod...

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