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Texas Instruments SWIFT TPS561201EVM-896 1-A Скачать руководство пользователя страница 8

Test Setup and Results

www.ti.com

8

SLVUB34 – April 2017

Submit Documentation Feedback

Copyright © 2017, Texas Instruments Incorporated

TPS561201EVM-896 1-A, SWIFT™ Regulator Evaluation Module

4.8

Input Voltage Ripple

The TPS561201EVM-896 input voltage ripple is shown in

Figure 9

. The output current is as indicated.

Figure 9. Input Voltage Ripple, I

OUT

= 1 A

4.9

Start-Up

The TPS561201EVM-896 start-up waveform relative to V

IN

is shown in

Figure 10

. Load = 1.05

Ω

resistive.

The TPS561201EVM-896 start-up waveform relative to enable (EN) is shown in

Figure 11

. Load = 1.05

Ω

resistive.

Figure 10. Start-Up Relative to Input Voltage

Figure 11. Start-Up Relative to EN

Содержание SWIFT TPS561201EVM-896 1-A

Страница 1: ... Output Connections 4 4 2 Start Up Procedure 4 4 3 Efficiency 5 4 4 Load Regulation 6 4 5 Line Regulation 6 4 6 Load Transient Response 7 4 7 Output Voltage Ripple 7 4 8 Input Voltage Ripple 8 4 9 Start Up 8 4 10 Shut Down 9 5 Board Layout 10 5 1 Layout 10 6 Schematic Bill of Materials and Reference 11 6 1 Schematic 11 6 2 Bill of Materials 12 6 3 Reference 12 List of Figures 1 Efficiency 5 2 Ligh...

Страница 2: ...allows the TPS561201 to achieve high efficiencies and helps keep the junction temperature low at high output currents The TPS561201 dc dc synchronous converter is designed to provide up to a 1 A output from an input voltage source of 4 5 V to 17 V The output voltage range is from 0 768 V to 7 V Rated input voltage and output current ranges for the evaluation module are given in Table 1 The TPS5612...

Страница 3: ...ng the value of R1 can change the output voltage above 0 768 V The value of R1 for a specific output voltage can be calculated using Equation 1 1 Table 3 lists the R5 values for some common output voltages Note that the values given in Table 3 are standard values and not the exact value calculated using Table 3 Table 3 Output Voltages Output Voltage V R1 kΩ R2 kΩ L1 µH C5 C6 C7 µF MIN TYP MAX 1 0 ...

Страница 4: ...load current capability is 1 A Wire lengths must be minimized to reduce losses in the wires Test point TP1 provides a place to monitor the VIN input voltages with TP2 providing a convenient ground reference TP7 is used to monitor the output voltage with TP8 as the ground reference Table 4 Connection and Test Points Reference Designator Function J1 VIN see Table 1 for VIN range J2 VOUT 1 05 V at 1 ...

Страница 5: ...0 80 0 90 0 100 0 D001 VIN 5 V VIN 9 V VIN 12 V VIN 15 V www ti com Test Setup and Results 5 SLVUB34 April 2017 Submit Documentation Feedback Copyright 2017 Texas Instruments Incorporated TPS561201EVM 896 1 A SWIFT Regulator Evaluation Module 4 3 Efficiency Figure 1 shows the efficiency for the TPS561201EVM 896 at an ambient temperature of 25 C Figure 1 Efficiency Figure 2 shows the efficiency at ...

Страница 6: ...IN 5 V VIN 12 V Test Setup and Results www ti com 6 SLVUB34 April 2017 Submit Documentation Feedback Copyright 2017 Texas Instruments Incorporated TPS561201EVM 896 1 A SWIFT Regulator Evaluation Module 4 4 Load Regulation The load regulation for the TPS561201EVM 896 is shown in Figure 3 Figure 3 Load Regulation 4 5 Line Regulation The line regulation for the TPS561201EVM 896 is shown in Figure 4 F...

Страница 7: ...nt is shown in Figure 5 The current steps and slew rates are indicated in the figures Total peak to peak voltage variation is as shown Figure 5 Load Transient Response 10 to 100 Load Step 4 7 Output Voltage Ripple The TPS561201EVM 896 output voltage ripple is shown in Figure 6 Figure 7 and Figure 8 The output currents are as indicated Figure 6 Output Voltage Ripple IOUT 1 A Figure 7 Output Voltage...

Страница 8: ...201EVM 896 input voltage ripple is shown in Figure 9 The output current is as indicated Figure 9 Input Voltage Ripple IOUT 1 A 4 9 Start Up The TPS561201EVM 896 start up waveform relative to VIN is shown in Figure 10 Load 1 05 Ω resistive The TPS561201EVM 896 start up waveform relative to enable EN is shown in Figure 11 Load 1 05 Ω resistive Figure 10 Start Up Relative to Input Voltage Figure 11 S...

Страница 9: ...1EVM 896 1 A SWIFT Regulator Evaluation Module 4 10 Shut Down The TPS561201EVM 896 shut down waveform relative to VIN is shown in Figure 12 Load 1 05 Ω resistive The TPS561201EVM 896 shut down waveform relative to EN is shown in Figure 13 Load 1 05 Ω resistive Figure 12 Shut Down Relative to Input Voltage Figure 13 Shut Down Relative to EN ...

Страница 10: ...for VIN VOUT and ground Also on the top layer are connections for the pins of the TPS561201 and a large area filled with ground Most of the signal traces are also located on the top side The input decoupling capacitors C1 C2 and C3 are located as close to the IC as possible The input and output connectors test points and all of the components are located on the top side The bottom layer is a groun...

Страница 11: ...it Documentation Feedback Copyright 2017 Texas Instruments Incorporated TPS561201EVM 896 1 A SWIFT Regulator Evaluation Module 6 Schematic Bill of Materials and Reference 6 1 Schematic Figure 17 is the schematic for the TPS561201EVM 896 Figure 17 TPS561201EVM 896 Schematic Diagram ...

Страница 12: ... Tin PEC03SAAN Sullins Connector Solutions L1 1 2 2 µH Inductor Shielded drum core superflux 2 2uH 9A 0 0115 Ω SMD WE HC4 744311220 Wurth Elektronik eiSos LBL1 1 Thermal transfer printable labels 1 250 W x 0 250 H 10 000 per roll PCB Label 1 25 H 0 250 W THT 13 457 10 Brady R1 1 3 74 kΩ Resistor 3 74 kΩ 1 0 1 W 0603 0603 CRCW06033K74FKEA Vishay Dale R2 R4 2 10 0 kΩ Resistor 10 0 kΩ 1 0 1 W 0603 06...

Страница 13: ...y set forth above or credit User s account for such EVM TI s liability under this warranty shall be limited to EVMs that are returned during the warranty period to the address designated by TI and that are determined by TI not to conform to such warranty If TI elects to repair or replace such EVM TI shall have a reasonable time to repair such EVM or provide replacements Repaired EVMs shall be warr...

Страница 14: ...the user guide with the maximum permissible gain and required antenna impedance for each antenna type indicated Antenna types not included in this list having a gain greater than the maximum gain indicated for that type are strictly prohibited for use with this device Concernant les EVMs avec antennes détachables Conformément à la réglementation d Industrie Canada le présent émetteur radio peut fo...

Страница 15: ...ed loads Any loads applied outside of the specified output range may also result in unintended and or inaccurate operation and or possible permanent damage to the EVM and or interface electronics Please consult the EVM user guide prior to connecting any load to the EVM output If there is uncertainty as to the load specification please contact a TI field representative During normal operation even ...

Страница 16: ...COST OF REMOVAL OR REINSTALLATION ANCILLARY COSTS TO THE PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES RETESTING OUTSIDE COMPUTER TIME LABOR COSTS LOSS OF GOODWILL LOSS OF PROFITS LOSS OF SAVINGS LOSS OF USE LOSS OF DATA OR BUSINESS INTERRUPTION NO CLAIM SUIT OR ACTION SHALL BE BROUGHT AGAINST TI MORE THAN TWELVE 12 MONTHS AFTER THE EVENT THAT GAVE RISE TO THE CAUSE OF ACTION HAS OCCURRED 8 2 Specif...

Страница 17: ... 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 PARTY IS GRANTED HEREIN including but not limited to any patent right copyright mask work right or other intellectual property right relating to any combination machine or process in which TI product...

Страница 18: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Texas Instruments TPS561201EVM 896 ...

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