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TPS54383
User Manuals: Texas Instruments TPS54383 Regulators
Manuals and User Guides for Texas Instruments TPS54383 Regulators. We have
1
Texas Instruments TPS54383 Regulators manual available for free PDF download: User Manual
Texas Instruments TPS54383 User Manual (28 pages)
Step-Down Converter Evaluation Module
Brand:
Texas Instruments
| Category:
Control Unit
| Size: 1 MB
Table of Contents
Table of Contents
1
1 Introduction
3
Description
3
Applications
3
Features
3
2 TPS54383EVM Electrical Performance Specifications
4
Table 2-1. Electrical Performance Specifications
4
3 Schematic
5
Figure 3-1. TPS54383EVM Schematic
5
Sequencing Jump (JP3)
6
Enable Jumpers (JP1 and JP2)
6
Test Point Descriptions
6
Table 3-1. Test Point Descriptions
6
4 Test Set up
8
Equipment
8
Equipment Setup
9
Figure 4-1. TPS54383EVM Recommended Test Set-Up
9
Figure 4-2. Tip and Barrel Measurement Technique (Output Ripple Measurement Using TP3 and TP4 or TP18 and TP19)
10
Figure 4-3. Control Loop Measurement Setup
10
Start up / Shut down Procedure
11
Output Ripple Voltage Measurement Procedure
11
Control Loop Gain and Phase Measurement Procedure
11
Equipment Shutdown
11
5 TPS54383EVM Typical Performance Data and Characteristic Curves
12
Efficiency
12
Figure 5-1. TPS54383EVM Efficiency Verse Load Current V
12
Line and Load Regulation
13
Output Voltage Ripple
13
Figure 5-2. TPS54383EVM Output Voltage Verse Load Current V
13
Figure 5-3. TPS54383EVM Output Voltage Ripple
13
In = 13.2 V, I
13
Switch Node
14
Control Loop Bode Plot (Low Line, VIN = 8 V)
14
Figure 5-4. TPS54383EVM Switching Waveforms V
14
Figure 5-5. TPS54383EVM Gain and Phase Vs Frequency
14
Ch1: TP9 (SW1), Ch2: TP12 (SW2)
14
Light Load Operation (Revision a PCB Only)
15
6 EVM Assembly Drawings and Layout
16
Figure 6-1. TPS54383EVM Component Placement (Viewed from Top)
16
Figure 6-2. TPS54383EVM Silkscreen (Viewed from Top)
17
Figure 6-3. TPS54383EVM Top Copper (Viewed from Top)
18
Figure 6-4. TPS54383EVM Bottom Copper (X-Ray View from Top)
19
Figure 6-5. TPS54383EVM Internal 1 (X-Ray View from Top)
20
Figure 6-6. TPS54383EVM Internal 2 (X-Ray View from Top)
21
7 List of Materials
22
8 Revision History
22
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