Texas Instruments TPS53119EVM-690 Скачать руководство пользователя страница 20

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EVM Assembly Drawing and PCB Layout

SNVU589 – December 2017

TPS53119EVM-690 User Guide

Figure 22. TPS53119EVM-690 Layer-5 Copper, Top View

Figure 23. TPS53119EVM-690 Bottom Layer Copper, Top View

Содержание TPS53119EVM-690

Страница 1: ...t Setup 7 6 Configurations 7 6 1 Switching Frequency Selection 7 6 2 Soft Start Selection 8 6 3 Mode Selection 8 6 4 Enable Selection 8 7 Test Procedure 9 7 1 Line Load Regulation and Efficiency Measu...

Страница 2: ...View 17 18 TPS53119EVM 690 Top Copper Top View 18 19 TPS53119EVM 690 Layer 2 Copper Top View 18 20 TPS53119EVM 690 Layer 3 Copper Top View 19 21 TPS53119EVM 690 Layer 4 Copper Top View 19 22 TPS53119...

Страница 3: ...regulated 12 V bus to produce a regulated 1 1 V output at up to 25 A of load current The TPS53119EVM 690 is designed to demonstrate the TPS53119 in a typical low voltage application while providing t...

Страница 4: ...current VIN 8 V IOUT 25 A 4 A No load input current VIN 14 V IOUT 0 A with auto skip mode 1 mA OUTPUT CHARACTERISTICS Output voltage VOUT 1 1 V Output voltage regulation Line regulation VIN 8 V 14 V 0...

Страница 5: ...0KHz 400KHz FCCM AUTOSKI P 1 4ms SS 5 6ms SS 0 7ms SS Note www ti com Schematic 5 SNVU589 December 2017 Submit Documentation Feedback Copyright 2017 Texas Instruments Incorporated TPS53119EVM 690 User...

Страница 6: ...ision horizontal resolution 50 mV division vertical resolution Test points TP14 and TP15 can be used to measure the output ripple voltage by placing the oscilloscope probe tip through TP14 and holding...

Страница 7: ...source current from VIN to 10 A maximum Ensure that VIN is initially set to 0 V and connected as shown in Figure 3 2 Connect a voltmeter V1 at TP7 VIN and TP8 GND to measure the input voltage 3 Connec...

Страница 8: ...n The soft start time can be set by J2 Default setting 0 7 ms Table 3 Soft Start Selection JUMPER SET TO RMODE CONNECTIONS SOFT START TIME ms Top 1 2 pin shorted 39 2 k 0 7 Second 3 4 pin shorted 100...

Страница 9: ...line regulation 10 Put the jumper on J3 to disable the controller 11 Decrease load to 0 A 12 Decrease VIN to 0 V 7 2 Control Loop Gain and Phase Measurement Procedure TPS53119EVM 690 contains a 10 se...

Страница 10: ...O output TP2 PGOOD Power Good TP3 EN Enable pin TP4 DRVH High side driver output TP5 DRVL Low side driver output TP6 MODE Soft start and auto skip FCCM selection pin TP7 Vin VIN TP8 GND GND for VIN TP...

Страница 11: ...I 8 V auto skip I 14 V forced CCM I 12 V forced CCM I 0 10 20 30 40 50 60 70 80 90 100 Efficiency www ti com Performance Data and Typical Characteristic Curves 11 SNVU589 December 2017 Submit Document...

Страница 12: ...n 1 1 V 0 A 15 A Forced CCM mode CH1 1 1 Vout CH4 1 1 V Output Current Performance Data and Typical Characteristic Curves www ti com 12 SNVU589 December 2017 Submit Documentation Feedback Copyright 20...

Страница 13: ...A Forced CCM mode CH1 1 1 Vout Ripple www ti com Performance Data and Typical Characteristic Curves 13 SNVU589 December 2017 Submit Documentation Feedback Copyright 2017 Texas Instruments Incorporate...

Страница 14: ...2 Vin 1 1 V 25 A Auto skip mode CH3 1 1 Vout CH4 PGOOD CH1 Vin CH2 EN Performance Data and Typical Characteristic Curves www ti com 14 SNVU589 December 2017 Submit Documentation Feedback Copyright 201...

Страница 15: ...ti com Performance Data and Typical Characteristic Curves 15 SNVU589 December 2017 Submit Documentation Feedback Copyright 2017 Texas Instruments Incorporated TPS53119EVM 690 User Guide 8 7 Output 1...

Страница 16: ...eristic Curves www ti com 16 SNVU589 December 2017 Submit Documentation Feedback Copyright 2017 Texas Instruments Incorporated TPS53119EVM 690 User Guide 8 9 Thermal Image Figure 14 Top Board at 12 VI...

Страница 17: ...orporated TPS53119EVM 690 User Guide 9 EVM Assembly Drawing and PCB Layout Figure 16 through Figure 23 show the design of the TPS53119EVM 690 printed circuit board The EVM has been designed using six...

Страница 18: ...www ti com 18 SNVU589 December 2017 Submit Documentation Feedback Copyright 2017 Texas Instruments Incorporated TPS53119EVM 690 User Guide Figure 18 TPS53119EVM 690 Top Copper Top View Figure 19 TPS5...

Страница 19: ...CB Layout 19 SNVU589 December 2017 Submit Documentation Feedback Copyright 2017 Texas Instruments Incorporated TPS53119EVM 690 User Guide Figure 20 TPS53119EVM 690 Layer 3 Copper Top View Figure 21 TP...

Страница 20: ...ti com 20 SNVU589 December 2017 Submit Documentation Feedback Copyright 2017 Texas Instruments Incorporated TPS53119EVM 690 User Guide Figure 22 TPS53119EVM 690 Layer 5 Copper Top View Figure 23 TPS53...

Страница 21: ...32ohms 0 530 x0 510 Pulse or E E Magnetic PA0513 441NLT or 831 02990F 1 Q1 MOSFET Dual N chan Power Block 25V 40A QFN 8 Power TI CSD86350Q5D 3 R1 R3 R22 Resistor Chip 100k 1 16W 1 0603 STD STD 1 R15 R...

Страница 22: ...TI Resource NO OTHER LICENSE EXPRESS OR IMPLIED BY ESTOPPEL OR OTHERWISE TO ANY OTHER TI INTELLECTUAL PROPERTY RIGHT AND NO LICENSE TO ANY TECHNOLOGY OR INTELLECTUAL PROPERTY RIGHT OF TI OR ANY THIRD...

Страница 23: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Texas Instruments TPS53119EVM 690...