SLUUD53 September   2024 TPS51388

 

  1.   1
  2.   Description
  3.   Features
  4.   Applications
  5.   5
  6. 1Evaluation Module Overview
    1. 1.1 Introduction
    2. 1.2 Kit Contents
    3. 1.3 Specification
    4. 1.4 Device Information
  7. 2Hardware
    1. 2.1 Test Setup and Procedure
      1. 2.1.1 EVM Connections
      2. 2.1.2 Test Equipment
      3. 2.1.3 Recommended Test Setup
        1. 2.1.3.1 Input Connections
        2. 2.1.3.2 Output connections
      4. 2.1.4 Test Procedure
        1. 2.1.4.1 Line and Load Regulation, Efficiency
  8. 3Implementation Results
    1. 3.1 Performance Data and Results
      1. 3.1.1 EVM Characteristics
      2. 3.1.2 Conversion Efficiency
      3. 3.1.3 Operating Waveforms
        1. 3.1.3.1 Start-Up and Shutdown with EN
        2. 3.1.3.2 Start-Up with VIN
        3. 3.1.3.3 Load Transient Response
        4. 3.1.3.4 Output Voltage Ripple
      4. 3.1.4 Thermal Performance
  9. 4Hardware Design Files
    1. 4.1 Schematic
    2. 4.2 PCB Layout
      1. 4.2.1 Multi-Layer Stackup
      2. 4.2.2 Component Drawings
    3. 4.3 Bill of Materials
  10. 5Compliance Information
    1. 5.1 Compliance and Certifications
  11. 6Additional Information
    1. 6.1 Trademarks
  12. 7Related Documentation

3.1.1 EVM Characteristics

The electrical characteristics are shown in Table 3-1.

Table 3-1 Electrical Performance Characteristics
ParameterTest ConditionsMINTYPMAXUnit
INPUT CHARACTERISTICS
Input voltage range, VINOperating

5.5

19.5

24

V
Input current, non-switching, IVIN

No load, VEN = 5V, non-switching

VIN = 12V

90

µA
Input current, shutdown, IVINSDNNo load, VEN = 0VVIN = 12V

3

µA
EN Threshold high-level, VEN(ON)TJ=25°C

1

V

EN Threshold low-level, VEN(OFF)TJ=25°C

0.4

V

OOA mode for EN pin, VEN(OOA)

1

1.6

V

Eco-mode for EN pin, VEN(ECO)

2.2

5.5

V

OUTPUT CHARACTERISTICS
Output voltage, VOUTTJ=25°C

5.1

5.15

5.2

V

Output current, IOUTVIN = 5.5V to 24V0

12

A
Soft-start time, tSS

Internal soft-start time, SS pin floating

1

ms
SYSTEM CHARACTERISTICS
Switching frequency, FSW

CCM operation, MODE < 0.4V

600

kHz
CCM operation, MODE > 1V

1000

kHz

TPS51388 operating junction temperature, TJ–20125°C