Texas Instruments TPS53125EVM-599 Scheda Tecnica
User's Guide
SLVU392 – July 2010
TPS53125EVM-599
The TPS53125EVM-599 Evaluation Module presents an easy-to-use reference design for a common dual
output power supply using the TPS53125 controller in cost-sensitive applications. Also included are the
schematic, board layout, and bill of materials.
output power supply using the TPS53125 controller in cost-sensitive applications. Also included are the
schematic, board layout, and bill of materials.
Contents
1
Description
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1.1
Applications
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1.2
Features
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2
TPS53125EVM-599 Electrical Performance Specifications
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3
TPS53125EVM-599 Schematic
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4
Connector and Test Point Descriptions
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4.1
Enable Jumpers/Switches –SW1 and SW2
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4.2
Test Point Descriptions
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5
Test Setup
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5.1
Equipment
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5.2
Equipment Setup
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5.3
Start-Up/Shutdown Procedures
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5.4
Output Ripple Voltage Measurement Procedure
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5.5
Equipment Shutdown
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6
TPS53125EVM-599 Test Data
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6.1
Efficiency
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6.2
Line and Load Regulation
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6.3
Output Voltage Ripple and Switching Node Waveforms
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6.4
Switch Node
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7
TPS53125EVM-599 Assembly Drawings and Layout
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8
TPS53125EVM-599 Bill of Materials
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List of Figures
1
TPS53125EVM-599 Schematic
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2
TPS53125EVM-599 Recommended Test Setup
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3
TPS53125EVM-599 Efficiency vs Load Current
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4
TPS53125EVM-599 Efficiency vs Load Current
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5
TPS53125EVM-599 Output Voltage vs Load Current
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6
TPS53125EVM-599 Output Voltage vs Load Current
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7
TPS53125EVM-599 Output Voltage Ripple and Switching Waveform
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8
TPS53125EVM-599 Output Voltage Ripple
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9
TPS53125EVM-599 Switching Waveforms
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10
TPS53125EVM-599 Switching Waveforms
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11
TPS53125EVM-599 Component Placement, Viewed From Top
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12
TPS53125EVM-599 Top Copper, Viewed From Top
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13
TPS53125EVM-599 Bottom Copper, Viewed From Bottom
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14
TPS53125EVM-599 Internal 1, X-Ray View From Top
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15
TPS53125EVM-599 Internal 2, X-Ray View From Top
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D-CAP2 is a trademark of Texas Instruments.
1
SLVU392 – July 2010
TPS53125EVM-599
Copyright © 2010, Texas Instruments Incorporated