Texas Instruments TPS546B24AEVM-2PH Manuals

Manuals and User Guides for Texas Instruments TPS546B24AEVM-2PH. We have 1 Texas Instruments TPS546B24AEVM-2PH manual available for free PDF download: User Manual

Texas Instruments TPS546B24AEVM-2PH User Manual (47 pages)

SWIFT Step-Down Converter Evaluation Module

Brand: Texas Instruments | Category: Motherboard | Size: 3 MB

Table of Contents
1
Description
4
Before You Begin
4
Typical Applications
4
Features
5
Electrical Performance Specifications
5
Table 2-1. TPS546B24AEVM-2PH Electrical Performance
5
Schematic
6
Figure 3-1. TPS546B24AEVM-2PH Schematic
6
Figure 3-2. TPS546B24AEVM-2PH Schematic Page 2 (U1_P1 Loop Controller)
7
Figure 3-3. TPS546B24AEVM-2PH Schematic Page 3 (U1_P2 Loop Follower)
8
Test Setup
9
Test and Configuration Software
9
Test Equipment
9
Tip and Barrel Measurement
10
List of Test Points, Jumpers, and Connectors
10
Figure 4-1. Tip and Barrel Measurement
10
Table 4-1. Test Point Functions
10
Table 4-2. Jumpers
11
Table 4-3. JP2_P1 and JP2_P2
11
Selections
11
Table 4-4. JP7_P1 and JP7_P2
11
Table 4-5. Connector Functions
12
Evaluating Single Phase Operation
13
Evaluating Split Rail Input
13
Configuring EVM to Overdrive VDD5
13
EVM Configuration Using the Fusion GUI
14
Configuration Procedure
14
Test Procedure
14
Line and Load Regulation and Efficiency Measurement Procedure
14
Efficiency Measurement Test Points
15
Figure 7-2. Efficiency
15
Control Loop Gain and Phase Measurement Procedure
16
Performance Data and Typical Characteristic Curves
17
Efficiency
17
Load and Line Regulation (Measured between TP22 and TP25)
17
Figure 7-1. Efficiency
17
Figure 7-3. Load Regulation
17
Out Tp30
17
Out Tp25
17
Figure 7-4. Line Regulation
17
Transient Response
18
Control Loop Bode Plot
18
Figure 7-5. Transient Response
18
Figure 7-6. Bode Plot at 0.8-V Output at 12 V Figure 7-7. Output Ripple with 0-A Load
18
IN , 20-A Load
18
Output Ripple
19
Figure 7-8. Output Ripple with 40-A Load
19
Power MOSFET Drain-Source Voltage
20
Figure 7-9. Low-Side MOSFET V
20
Figure 7-10. High-Side MOSFET V
20
Control on
21
Figure 7-11. Start-Up from Control, 0-A Load
21
Figure 7-12. Start-Up from Control, 40-A CC Load
21
Control off
22
Figure 7-13. Shutdown from Control, 0-A Load
22
Figure 7-14. Shutdown from Control, 20-A CC Load
22
Control on with Pre-Biased Output
23
Current Sharing between Two Phases
23
Figure 7-15. Start-Up from Control with Pre-Biased Output
23
Figure 7-16. Inductor Current and Switch Node Waveform, 40-A Load
23
Thermal Image
24
Figure 7-17. Thermal Image
24
EVM Assembly Drawing and PCB Layout
25
Figure 8-1. TPS546B24AEVM-2PH 3D (Top View)
25
Figure 8-2. TPS546B24AEVM-2PH 3D (Bottom View)
25
Figure 8-3. TPS546B24AEVM-2PH Top Side Component View (Top View)
25
Figure 8-4. TPS546B24AEVM-2PH Bottom Side Component View (Bottom View)
25
Figure 8-5. TPS546B24AEVM-2PH Top Copper (Top View)
26
Figure 8-6. TPS546B24AEVM-2PH Internal Layer 1
26
Figure 8-7. TPS546B24AEVM-2PH Internal Layer 2
26
Figure 8-8. TPS546B24AEVM-2PH Internal Layer 3
26
Figure 8-9. TPS546B24AEVM-2PH Internal Layer 4
27
Figure 8-10. TPS546B24AEVM-2PH Internal Layer 5 (Top View)
27
Figure 8-11. TPS546B24AEVM-2PH Internal Layer 6 (Top View)
27
Figure 8-12. TPS546B24AEVM-2PH Internal Bottom Layer (Top View)
27
Bill of Materials
28
Using the Fusion GUI
31
Opening the Fusion GUI
31
Figure 10-1. Select Device Scanning Mode
31
General Settings
32
Figure 10-2. General Settings
32
Changing ON_OFF_CONFIG
33
Figure 10-3. Configure - ON_OFF_CONFIG
33
Pop-Up for some Commands While Conversion Is Enabled
34
Figure 10-4. Pop-Up When Trying to Change FREQUENCY_SWITCH with Conversion
34
SMBALERT# Mask
35
Figure 10-5. Configure - SMBALERT # Mask
35
Device Info
36
Figure 10-6. Configure - Device Info
36
Phase Commands
37
Figure 10-7. Phase Commands
37
All Config
38
Figure 10-8. Configure - All Config
38
Pin Strapping
39
Figure 10-9. Configure - Pin Strapping
39
Monitor
40
Figure 10-10. Monitor Screen
40
Status
41
Revision History
41
Figure 10-11. Status Screen
41

Texas Instruments Categories

Motherboard Control Unit Microcontrollers Computer Hardware Calculator

More Texas Instruments Manuals

Texas Instruments TPS546B24AEVM-2PH Manuals

Texas Instruments TPS546B24AEVM-2PH User Manual (47 pages)

Table of Contents

Related Products

Texas Instruments Categories