SLVUCH7A september   2022  – june 2023 TPS25990

 

  1.   1
  2.   TPS25990EVM: Evaluation Module for TPS25990 eFuse
  3.   Trademarks
  4. 1Introduction
    1. 1.1 EVM Features
    2. 1.2 EVM Applications
  5. 2Description
  6. 3Schematic
  7. 4General Configurations
    1. 4.1 Physical Access
    2. 4.2 Test Equipment and Setup
      1. 4.2.1 Power supplies
      2. 4.2.2 Meters
      3. 4.2.3 Oscilloscope
      4. 4.2.4 USB-to-GPIO Interface Adapter
      5. 4.2.5 Loads
  8. 5Test Setup and Procedures
    1. 5.1  Hot Plug
    2. 5.2  Start-up with Enable
    3. 5.3  Current Limit Based Start-up Behavior
    4. 5.4  Power Up into Short
    5. 5.5  Overvoltage Lockout
    6. 5.6  Transient Overload Performance
    7. 5.7  Overcurrent Event
    8. 5.8  Provision to Apply Load Transient and Overcurrent Event Using an Onboard Switching Circuit
    9. 5.9  Output Hot Short
    10. 5.10 Quick Output Discharge (QOD)
    11. 5.11 Thermal Performance of TPS25990EVM
  9. 6Using the TPS25990EVM-GUI
    1. 6.1 Access the TPS25990EVM-GUI
    2. 6.2 Introduction to the TPS25990EVM-GUI
    3. 6.3 Establishing Communication Between the EVM and GUI
    4. 6.4 Quick Info
    5. 6.5 Configuration
    6. 6.6 Telemetry
    7. 6.7 Blackbox
    8. 6.8 Register Map Page
  10. 7EVAL Board Assembly Drawings and Layout Guidelines
    1. 7.1 PCB Drawings
  11. 8Bill Of Materials (BOM)
  12. 9Revision History

6.5 Configuration

All the registers related to device configuration and setting up the different warning and fault thresholds are available under the Configure page as shown in Figure 6-6.

GUID-20230521-SS0I-XQFS-8NCL-DHHXJGPD2DW6-low.svg Figure 6-6 TPS25990EVM-GUI: Device Configuration

This portion of the GUI is divided into three tabs, Device Configuration and Setup, Warning & Fault Thresholds Configuration, and Additional Configuration.

Device Configuration and Setup tab includes the following registers in addition to the real world value of RIMON resistance as shown in Figure 6-7:

  • DEVICE_CONFIG (E4h)
  • GPIO_CONFIG_12 (E1h)
  • GPIO_CONFIG_34 (E2h)
  • ALERT_MASK (DBh)
  • FAULT_MASK (E3h)
  • RETRY_CONFIG (E7h)
  • INS_DLY (F9h)
  • VIREF (E0h)
GUID-20230520-SS0I-64T6-BB2K-RFVJMLPQ3JPN-low.svg Figure 6-7 TPS25990EVM-GUI: Device Configuration: Device Configuration and Setup

Warning & Fault Thresholds Configuration tab includes the following registers as shown in Figure 6-8:

  • VIN_UV_WARN (58h)
  • VIN_UV_FLT (59h)
  • VIN_OV_WARN (57h)
  • VIN_OV_FLT (55h)
  • VOUT_UV_WARN (43h)
  • VOUT_PGTH (5Fh)
  • OT_WARN (51h)
  • OT_FLT (4Fh)
  • PIN_OP_WARN (6Bh)
  • IIN_OC_WARN (5Dh)
  • OC_TIMER (E6h)
GUID-20230520-SS0I-FS1Z-HBVC-18XNMMMRMHTT-low.svg Figure 6-8 TPS25990EVM-GUI: Device Configuration: Warning & Fault Thresholds Configuration

Additional Configuration tab includes the following registers as shown in Figure 6-9:

  • GPDAC1 (F0h)
  • GPDAC2 (F1h)
  • CABLE_DROP (EDh)
  • PSU_VOLTAGE (ECh)
  • VCMPxREF (EBh)
GUID-20230520-SS0I-CN5X-89P2-FGH7DKPMSGCB-low.svg Figure 6-9 TPS25990EVM-GUI: Device Configuration: Additional Configuration