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Texas Instruments TPS63000EVM-148 User Manual Download Page 6

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3

Board Layout

3.1

Layout

Board Layout

This chapter provides the TPS63000EVM-148 board layout and illustrations.

Figure 6

through

Figure 8

show the board layout for the TPS63000EVM-148 PWB.

Figure 6. Assembly Layer

6

TPS63000EVM-148

SLVU156 – March 2006

Submit Documentation Feedback

Summary of Contents for TPS63000EVM-148

Page 1: ...0 V 4 3 Output Ripple Vin 4 0 V 4 4 Efficiency Over Li Ion Cell Range 5 5 Load Step 100 mA to 500 mA 5 6 Assembly Layer 6 7 Top Layer Routing 7 8 Bottom Layer Routing 7 9 TPS63000EVM 148 Schematic 8 L...

Page 2: ...n is installed R1 is replaced with a 0 resistor and R2 will be open U1 is configured for evaluation of the adjustable output version This unit is configured for 3 3 V Resistors R1 and R2 are used to s...

Page 3: ...The soft start circuit is controlled by a ramp to the current limit comparator that starts the switch current limit low and increases it to 1 7 A Output voltage is monitored during this time and must...

Page 4: ...L1 Pin VOUT 10 mV div L2 Pin L1 Pin VOUT 10 mV div L2 Pin Setup and Results Figure 2 Output Ripple Vin 3 0 V Figure 3 Output Ripple Vin 4 0 V TPS63000EVM 148 4 SLVU156 March 2006 Submit Documentation...

Page 5: ...iency the power to be dissipated is low Also the QFN package with a solder pad is very efficient at removing heat In this case with unit delivering 3 3 V at 550 mA and 90 efficiency power dissipation...

Page 6: ...yout This chapter provides the TPS63000EVM 148 board layout and illustrations Figure 6 through Figure 8 show the board layout for the TPS63000EVM 148 PWB Figure 6 Assembly Layer 6 TPS63000EVM 148 SLVU...

Page 7: ...www ti com Board Layout Figure 7 Top Layer Routing Figure 8 Bottom Layer Routing SLVU156 March 2006 TPS63000EVM 148 7 Submit Documentation Feedback...

Page 8: ...f Materials 4 1 Schematic Schematic and Bill of Materials This chapter provides the TPS63000EVM 148 schematic and bill of materials Figure 9 TPS63000EVM 148 Schematic TPS63000EVM 148 8 SLVU156 March 2...

Page 9: ...llins 2 JP1 JP2 Header 3 pin 100 mil spacing 36 pin strip 0 100 3 PTC36SAAN Sullins 1 L1 2 2 H Inductor SMT 1 5 A 110 m 0 118 0 118 LPS3015 222ML Coilcraft 3 R1 R3 R4 1 00M Resistor chip 1 16 W 1 0603...

Page 10: ...rd to electrostatic discharge EXCEPT TO THE EXTENT OF THE INDEMNITY SET FORTH ABOVE NEITHER PARTY SHALL BE Liable to the other FOR ANY INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES TI currently...

Page 11: ...iness practice TI is not responsible or liable for any such statements TI products are not authorized for use in safety critical applications such as life support where a failure of the TI product wou...

Page 12: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Texas Instruments TPS63000EVM 148...

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