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TPS54973EVM-017
Texas Instruments TPS54973EVM-017 Manuals
Manuals and User Guides for Texas Instruments TPS54973EVM-017. We have
1
Texas Instruments TPS54973EVM-017 manual available for free PDF download: User Manual
Texas Instruments TPS54973EVM-017 User Manual (34 pages)
9-Amp, SWIFT Regulator With Disabled Sink During Startup Evaluation Module
Brand:
Texas Instruments
| Category:
Motherboard
| Size: 0 MB
Table of Contents
Table of Contents
7
Introduction
9
Background
10
Input Voltage and Output Current Summary
10
Performance Specification Summary
11
TPS54973EVM-017 Performance Specification Summary
11
Modifications
12
Output Voltage
12
Switching Frequency
12
Output Voltage Programming
12
Alternate Output Filters
13
Precharge Considerations
13
Frequency Trimming Resistor Selection Graph
13
Input Capacitor
14
Input/Output Connections
16
2 Test Setup and Results
16
Connection Diagram
17
Efficiency
18
Measured Efficiency, TPS54973
18
Power Dissipation
19
Measured Circuit Losses
19
Output Voltage Regulation
20
Load Regulation
20
Line Regulation
20
Load Transients
21
Loop Characteristics
21
Load Transient Response, TPS54973
21
Measured Loop Response, TPS54973, V I = 3 V
21
Measured Loop Response, TPS54973
21
Output Voltage Ripple
22
Measured Output Voltage Ripple, TPS54973
22
Input Voltage Ripple
23
Input Voltage Ripple, TPS54973
23
Start up
24
Measured Start up Waveform, TPS54973 with no Precharge
24
Measured Start up Waveform, Two Diode Precharge
25
Measured Start up Waveform, Three Diode Precharge
25
Measured Start up Waveform, Four Diode Precharge
26
Measured Start up Waveform, Four Diode Precharge and no Load
26
Board Layout
27
Layout
28
Top-Side Layout
28
Internal Layer
29
Bottom Side Layout
30
Top Side Assembly
30
Bottom Layer Assembly
31
Schematic and Bill of Materials
32
Schematic
33
TPS54973EVM-017 Schematic
33
Bill of Materials
34
TPS54973EVM-017 Bill of Materials
34
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