Texas Instruments TPS7H4010EVM Скачать руководство пользователя страница 24 | Manualshive

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Texas Instruments TPS7H4010EVM Скачать руководство пользователя страница 24

Figure 7-9. PVIN=12 V, VOUT=3.3 V, IOUT=6 A, 3 A, 1 A, FSW=500 kHz: Loop Response

Figure 7-10. PVIN=12 V, VOUT=3.3 V, FSW=500 kHz: Transient Response to current step from 2 A to 6 A

at 1 A/us

TPS7H4010EVM Test Data

24

TPS7H4010EVM User's Guide

SNVU744 – OCTOBER 2020

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Copyright © 2020 Texas Instruments Incorporated

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Содержание TPS7H4010EVM

Страница 1: ...7H4010 SEP Schematic 4 Figure 1 4 TPS7H4010 SEP Package Marking 5 Figure 4 1 TPS7H4010EVM PVIN 5 V VOUT 1 8 V Schematic 10 Figure 4 2 TPS7H4010EVM PVIN 12 V VOUT 3 3 V Schematic 11 Figure 5 1 Top Laye...

Страница 2: ...ble 1 1 Device and Package Configurations 3 Table 1 2 Converter Circuit Variants 4 Table 6 1 TPS7H4010EVM BOM 17 Trademarks All other trademarks are the property of their respective owners Trademarks...

Страница 3: ...figurations CONVERTER IC PACKAGE U1 U2 TPS7H4010 SEP 30 pin wettable flanks QFN WQFN 6 mm 4 mm 0 8 mm 1 2 TPS7H4010 SEP Synchronous Step Down Voltage Converter The TPS7H4010 SEP is an easy to use sync...

Страница 4: ...The TPS7H4010 SEP evaluation module is orderable part number TPS7H4010EVM The EVM contains two independent converter circuits targeting two common applications POLA FSW 500 kHz PVIN 5 V VOUT 1 8 V IOU...

Страница 5: ...Figure 1 4 TPS7H4010 SEP Package Marking www ti com Introduction SNVU744 OCTOBER 2020 Submit Document Feedback TPS7H4010EVM User s Guide 5 Copyright 2020 Texas Instruments Incorporated...

Страница 6: ...e are being tested 1 Connect the input voltage supply between J3 PVIN_A and J2 GND_A using short low gauge wires Note For very accurate PVIN control across all load conditions connect sense lines from...

Страница 7: ...d on the bottom side of board should be added to avoid oscillations between the cable parasitic inductance and the low ESR ceramic capacitors PVIN_EMI_A J4 PVIN_EMI_B J13 Input voltage to input filter...

Страница 8: ...be found by Equation 2 Remove RENB from the board if it is desired to have the same voltage on the EN pin as the EN_EXT_x voltage schematic is shown in Figure 1 3 PGOOD_A TP11 PGOOD_B TP25 Test point...

Страница 9: ...ternal clock SYNC_A TP13 SYNC_B TP27 Test point to monitor the SYNC MODE pin and external clock input The SYNC_x test point can used to monitor the SYNC MODE pin voltage on the device It is also the e...

Страница 10: ...ematic is shown in Figure 4 1 below Figure 4 1 TPS7H4010EVM PVIN 5 V VOUT 1 8 V Schematic Schematic www ti com 10 TPS7H4010EVM User s Guide SNVU744 OCTOBER 2020 Submit Document Feedback Copyright 2020...

Страница 11: ...Figure 4 2 TPS7H4010EVM PVIN 12 V VOUT 3 3 V Schematic www ti com Schematic SNVU744 OCTOBER 2020 Submit Document Feedback TPS7H4010EVM User s Guide 11 Copyright 2020 Texas Instruments Incorporated...

Страница 12: ...optimal thermal performance The PCB consists of a 4 layer design There are 2 oz copper planes on the top and bottom and 1 oz copper mid layer planes to dissipate heat with an array of thermal vias und...

Страница 13: ...Figure 5 2 Top Layer Routing www ti com Board Layout SNVU744 OCTOBER 2020 Submit Document Feedback TPS7H4010EVM User s Guide 13 Copyright 2020 Texas Instruments Incorporated...

Страница 14: ...Figure 5 3 Mid Layer 1 Ground Plane Board Layout www ti com 14 TPS7H4010EVM User s Guide SNVU744 OCTOBER 2020 Submit Document Feedback Copyright 2020 Texas Instruments Incorporated...

Страница 15: ...Figure 5 4 Mid Layer 2 Routing www ti com Board Layout SNVU744 OCTOBER 2020 Submit Document Feedback TPS7H4010EVM User s Guide 15 Copyright 2020 Texas Instruments Incorporated...

Страница 16: ...Figure 5 5 Bottom Layer Routing Board Layout www ti com 16 TPS7H4010EVM User s Guide SNVU744 OCTOBER 2020 Submit Document Feedback Copyright 2020 Texas Instruments Incorporated...

Страница 17: ...hine Screw Round 4 40 x 1 4 Nylon Philips panhead Screw NY PMS 440 0025 PH B F Fastener Supply H7 H8 H9 H10 H11 H12 6 Standoff Hex 0 5 L 4 40 Nylon Standoff 1902C Keystone J1 J2 J3 J4 J5 J10 J11 J12 J...

Страница 18: ...5 2 TE Connectivity TP1 TP15 2 Test Point Multipurpose Orange TH Orange Multipurpose Testpoint 5013 Keystone TP2 TP3 TP7 TP8 TP9 TP10 TP16 TP17 TP21 TP22 TP23 TP24 12 Test Point Multipurpose Black TH...

Страница 19: ...00 1 820 5 000 4 000 1 821 5 000 3 000 1 822 5 000 2 000 1 822 5 000 1 000 1 823 5 000 0 900 1 823 5 000 0 800 1 823 5 000 0 700 1 822 5 000 0 600 1 823 5 000 0 500 1 827 5 000 0 400 1 833 5 000 0 300...

Страница 20: ...nse Figure 7 3 PVIN 5 V VOUT 1 8 V FSW 500 kHz Transient Response to current step from 2 A to 6 A at 1 A us TPS7H4010EVM Test Data www ti com 20 TPS7H4010EVM User s Guide SNVU744 OCTOBER 2020 Submit D...

Страница 21: ...urrent step from 6 A to 2 A at 1 A us Figure 7 5 PVIN 5 V VOUT 1 8 V IOUT 6 A FSW 500 kHz Output Voltage Ripple www ti com TPS7H4010EVM Test Data SNVU744 OCTOBER 2020 Submit Document Feedback TPS7H401...

Страница 22: ...IOUT 6 A FSW 500 kHz Soft Start Figure 7 7 FSW 500 kHz Efficiency vs IOUT TPS7H4010EVM Test Data www ti com 22 TPS7H4010EVM User s Guide SNVU744 OCTOBER 2020 Submit Document Feedback Copyright 2020 T...

Страница 23: ...000 4 000 3 326 5 000 3 000 3 328 5 000 2 000 3 328 5 000 1 000 3 329 5 000 0 900 3 329 5 000 0 800 3 329 5 000 0 700 3 329 5 000 0 600 3 329 5 000 0 500 3 334 5 000 0 400 3 345 5 000 0 300 3 351 5 00...

Страница 24: ...sponse Figure 7 10 PVIN 12 V VOUT 3 3 V FSW 500 kHz Transient Response to current step from 2 A to 6 A at 1 A us TPS7H4010EVM Test Data www ti com 24 TPS7H4010EVM User s Guide SNVU744 OCTOBER 2020 Sub...

Страница 25: ...urrent step from 6 A to 2 A at 1 A us Figure 7 12 PVIN 12 V VOUT 3 3 V IOUT 6 A FSW 500 kHz Output Voltage Ripple www ti com TPS7H4010EVM Test Data SNVU744 OCTOBER 2020 Submit Document Feedback TPS7H4...

Страница 26: ...V IOUT 6 A FSW 500 kHz Soft Start Figure 7 14 FSW 500 kHz Efficiency vs IOUT TPS7H4010EVM Test Data www ti com 26 TPS7H4010EVM User s Guide SNVU744 OCTOBER 2020 Submit Document Feedback Copyright 2020...

Страница 27: ...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 28: ...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 29: ...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 30: ...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 31: ...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 32: ...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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