Texas Instruments TPS62125EVM-044 Скачать руководство пользователя страница 9 | Manualshive

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Board Layout

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Board Layout

This section provides the TPS62125EVM-044 board layout and illustrations.

Figure 13. Top Silk Layer

Figure 14. Top Layer

9

SLVU659A – March 2012 – Revised March 2012

TPS62125EVM-044 Evaluation Module

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Copyright © 2012, Texas Instruments Incorporated

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Содержание TPS62125EVM-044

Страница 1: ...t of Figures 1 Efficiency R1 R2 and R3 not installed JP1 connected between ON and EN 3 2 Load Regulation 4 3 Line Regulation With Iout 250 mA 4 4 Loop Response With Vin 12 V and Iout 250 mA 4 5 Input...

Страница 2: ...efficiency 93 3 Soft start time Ramp time of the output voltage 330 s 1 3 Modifications The printed circuit board PCB for this EVM accommodates additional input and output capacitors as well as a feed...

Страница 3: ...n off the IC Do not install the supplied jumper to utilize the adjustable enable threshold voltage feature of the IC JP2 PG PG pin pullup voltage jumper Place the supplied jumper on JP2 to connect the...

Страница 4: ...0 30 0 30 60 90 120 150 180 Phase deg 60 50 40 30 20 10 0 10 20 30 40 50 60 Gain dB 100 1k 10k 100k 1M Frequency Hz Phase Gain TPS62125EVM 044 Test Results www ti com Figure 2 Load Regulation Figure 3...

Страница 5: ...ime 500 ns div www ti com TPS62125EVM 044 Test Results Figure 5 Input Voltage Ripple With Vin 12 V and Iout 250 mA Figure 6 Output Voltage Ripple With Vin 12 V and Iout 250 mA 5 SLVU659A March 2012 Re...

Страница 6: ...Vin 5 V div Vout 1 V div PG 2 V div TPS62125EVM 044 Test Results www ti com Figure 7 Load Transient Response With Vin 12 V Figure 8 Start Up on Vin With 250 mA Load 6 TPS62125EVM 044 Evaluation Module...

Страница 7: ...G 2 V div t Time 100 s div m www ti com TPS62125EVM 044 Test Results Figure 9 Start Up on EN With 250 mA Load Figure 10 Shutdown on EN With 250 mA Load 7 SLVU659A March 2012 Revised March 2012 TPS6212...

Страница 8: ...Test Results www ti com Figure 11 Prebias Start Up and Shutdown on EN With 250 mA Load Figure 12 Thermal Performance With Vin 12 V and Iout 250 mA 8 TPS62125EVM 044 Evaluation Module SLVU659A March 20...

Страница 9: ...ovides the TPS62125EVM 044 board layout and illustrations Figure 13 Top Silk Layer Figure 14 Top Layer 9 SLVU659A March 2012 Revised March 2012 TPS62125EVM 044 Evaluation Module Submit Documentation F...

Страница 10: ...ww ti com Figure 15 Bottom Layer Figure 16 Top Assembly Layer 10 TPS62125EVM 044 Evaluation Module SLVU659A March 2012 Revised March 2012 Submit Documentation Feedback Copyright 2012 Texas Instruments...

Страница 11: ...7 SW 8 PG 9 ETPAD U1 TPS62125DSG 1 2 JP2 C5 22uF C2 10uF C4 1 2 3 JP1 C3 C6 TP1 VIN VIN www ti com Schematic and Bill of Materials 5 Schematic and Bill of Materials This section provides the TPS62125E...

Страница 12: ...03 Std Std 1 R3 274k Resistor Chip 1 16W 1 0603 Std Std 1 R5 576k Resistor Chip 1 16W 1 0603 Std Std 1 R6 100k Resistor Chip 1 16W 1 0603 Std Std 1 U1 TPS62125 IC 3V 17V 300mA Buck Converter with Adju...

Страница 13: ...ncy energy and has not been tested for compliance with the limits of computing devices pursuant to part 15 of FCC or ICES 003 rules which are designed to provide reasonable protection against radio fr...

Страница 14: ...na type and its gain should be so chosen that the equivalent isotropically radiated power e i r p is not more than that necessary for successful communication This radio transmitter has been approved...

Страница 15: ...oduct only after you obtained the license of Test Radio Station as provided in Radio Law of Japan with respect to this product or 3 Use of this product only after you obtained the Technical Regulation...

Страница 16: ...property damage personal injury or death If there are questions concerning these ratings please contact a TI field representative prior to connecting interface electronics including input power and in...

Страница 17: ...or use in safety critical applications such as life support where a failure of the TI product would reasonably be expected to cause severe personal injury or death unless officers of the parties have...

Страница 18: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Texas Instruments TPS62125EVM 044...

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