SLUUCG4 November   2022 TPS548C26

 

  1.   Abstract
  2.   Trademarks
  3. 1Introduction
    1. 1.1 Description
    2. 1.2 Before You Begin
  4. 2Performance Characteristics
  5. 3Test Point Descriptions
  6. 4Test Setup
  7. 5Configurations
    1. 5.1 Mode Selection
    2. 5.2 ILIM Selection
    3. 5.3 Soft-Start Selection
  8. 6Schematics
  9. 7PCB Layout
  10. 8BOM

Soft-Start Selection

Soft-start time can be set by J15.
Table 5-3 TPS548B27EVM Soft-Start Pin Selection

Soft-start (ms)

Internal Compensation

Vout UV and OV Fault Response

Pin 29 SS Connection

Jumper Setting

4

RAMP1

Latch-off

Floating

Open

1

0 Ω ±1% to AGNDShort Pins 1 and 2

2

RAMP2

5.76

kΩ ±1% to AGND
Short Pins 3 and 4
2

RAMP1

Hiccup

12.1

kΩ ±1% to AGND
Short Pins 5 and 6
1

RAMP2

18.7 kΩ ±10% to AGNDShort Pins 7 and 8