Texas Instruments TPS562231EVM Скачать руководство пользователя страница 7 | Manualshive

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Texas Instruments TPS562231EVM Скачать руководство пользователя страница 7

V

OUT

[10mV/div ]

I

L

[1A/div]

Time [2ms/div]

V

SW

[5V/div]

Test Setup and Results

7

SLUUBZ4 – February 2019

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Copyright © 2019, Texas Instruments Incorporated

TPS562231EVM 2-A, Synchronous step-down converter evaluation module

Figure 5. TPS562231EVM Output Voltage Ripple on No-load

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Содержание TPS562231EVM

Страница 1: ...eristics Summary 2 3 Modifications 3 4 Test Setup and Results 4 5 Board Layout 8 6 Schematic Bill of Materials and Reference 10 List of Figures 1 TPS562231EVM Efficiency 5 2 TPS562231EVM Load Transien...

Страница 2: ...ow at high output currents The TPS562231 dc dc synchronous converter is designed to provide up to a 2 A output from an input voltage source of 4 5 V to 17 V The output voltage range is from 0 6 V to 7...

Страница 3: ...ging the value of R5 can change the output voltage above 0 6 V The value of R5 for a specific output voltage can be calculated using Equation 1 1 Table 3 lists the R5 values for some common output vol...

Страница 4: ...s The maximum load current capability is 2 A Wire lengths must be minimized to reduce losses in the wires Test point TP3 provides a place to monitor the VIN input voltages with TP4 providing a conveni...

Страница 5: ...opyright 2019 Texas Instruments Incorporated TPS562231EVM 2 A Synchronous step down converter evaluation module 4 3 Efficiency Figure 1 shows the efficiency for the TPS562231EVM at an ambient temperat...

Страница 6: ...on Feedback Copyright 2019 Texas Instruments Incorporated TPS562231EVM 2 A Synchronous step down converter evaluation module 4 5 Output Voltage Ripple The TPS562231EVM output voltage ripple is shown i...

Страница 7: ...ti com Test Setup and Results 7 SLUUBZ4 February 2019 Submit Documentation Feedback Copyright 2019 Texas Instruments Incorporated TPS562231EVM 2 A Synchronous step down converter evaluation module Fig...

Страница 8: ...he main power traces for VIN VOUT and ground Also on the top layer are connections for the pins of the TPS562231 and a large area filled with ground Most of the signal traces are also located on the t...

Страница 9: ...Layout 9 SLUUBZ4 February 2019 Submit Documentation Feedback Copyright 2019 Texas Instruments Incorporated TPS562231EVM 2 A Synchronous step down converter evaluation module Figure 7 Top Layer Figure...

Страница 10: ...t Documentation Feedback Copyright 2019 Texas Instruments Incorporated TPS562231EVM 2 A Synchronous step down converter evaluation module 6 Schematic Bill of Materials and Reference 6 1 Schematic Figu...

Страница 11: ...H 6 A 0 019 ohm SMD 7 30x4 80x6 60 mm 74437349033 Wurth Elektronik LBL1 1 Thermal Transfer Printable Labels 0 650 W x 0 200 H 10 000 per roll PCB Label 0 650 H x 0 200 W THT 14 423 10 Brady R1 1 20k R...

Страница 12: ...ted TPS562231EVM 2 A Synchronous step down converter evaluation module Table 5 List of Materials continued R2 0 10k RES 10 k 5 0 1 W 0603 0603 CRCW060310K 0JNEA Vishay Dale R4 0 0 RES 0 ohm 5 0 1W 060...

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: ...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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