SLVSC33A August   2013  – October 2022 TPS54625

PRODUCTION DATA  

  1. FEATURES
  2. APPLICATIONS
  3. DESCRIPTION
  4. ORDERING INFORMATION (1)
  5. ABSOLUTE MAXIMUM RATINGS
  6. THERMAL INFORMATION
  7. RECOMMENDED OPERATING CONDITIONS
  8. ELECTRICAL CHARACTERISTICS
  9. DEVICE INFORMATION
  10. 10OVERVIEW
  11. 11DETAILED DESCRIPTION
    1. 11.1 PWM Operation
    2. 11.2 PWM Frequency and Adaptive On-Time Control
    3. 11.3 Soft Start and Pre-Biased Soft Start
    4. 11.4 Power Good
    5. 11.5 Output Discharge Control
    6. 11.6 Current Protection
    7. 11.7 Over/Under Voltage Protection
    8. 11.8 UVLO Protection
    9. 11.9 Thermal Shutdown
  12. 12TYPICAL CHARACTERISTICS
  13. 13DESIGN GUIDE
    1. 13.1 Step By Step Design Procedure
    2. 13.2 Output Voltage Resistors Selection
    3. 13.3 Output Filter Selection
    4. 13.4 Input Capacitor Selection
    5. 13.5 Bootstrap Capacitor Selection
    6. 13.6 VREG5 Capacitor Selection
  14. 14THERMAL INFORMATION
  15. 15LAYOUT CONSIDERATIONS
  16. 16Revision History

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

TYPICAL CHARACTERISTICS

VIN = 12 V, TA = 25 °C (unless otherwise noted)

GUID-14A36630-78E4-4FFC-8159-6EA1DAAACADD-low.pngFigure 12-1 VIN CURRENT vs JUNCTION TEMPERATURE
GUID-C2F7EC15-0483-47A5-9E09-6C88CAEF5E4A-low.pngFigure 12-3 EN CURRENT vs EN VOLTAGE
GUID-01C754EE-E166-4A63-A799-B1252FA4AA21-low.pngFigure 12-5 1.05-V OUTPUT VOLTAGE vs INPUT VOLTAGE
GUID-04A9752F-F08D-49ED-99D2-43436813B646-low.gifFigure 12-7 START-UP WAVE FORM
GUID-EFD9D005-1E3C-42F0-A9A2-023FCF1B34CF-low.pngFigure 12-9 SWITCHING FREQUENCY vs INPUT VOLTAGE (IO = 1 A)
GUID-FA70D023-A8DB-403A-9A48-A4F21CFCC2ED-low.pngFigure 12-11 VFB VOLTAGE vs JUNCTION TEMPERATURE
GUID-C66DC80D-66E2-44DD-8C39-7A75B2C78E67-low.gifFigure 12-13 VOLTAGE RIPPLE AT INPUT (IO = 6.5 A)
GUID-F881DC94-4C7F-4738-BE58-AF4FF2CA3172-low.pngFigure 12-2 VIN SHUTDOWN CURRENT vs JUNCTION TEMPERATURE
GUID-2B4C9785-E18C-4EF2-915E-F0E1D2174393-low.pngFigure 12-4 1.05-V OUTPUT VOLTAGE vs OUTPUT CURRENT
GUID-61A9F8EA-BB36-4AD6-8823-EC974B5A2473-low.gifFigure 12-6 1.05-V, 0-mA to 6.5-A LOAD TRANSIENT RESPONSE
GUID-C8774805-0435-48EE-8138-D2DB7C2FCFF5-low.pngFigure 12-8 EFFICIENCY vs OUTPUT CURRENT (12 V)
GUID-9C097E75-3439-4F70-AE97-4406CE7B0DD2-low.pngFigure 12-10 SWITCHING FREQUENCY vs OUTPUT CURRENT
GUID-51F7DE2E-3720-4615-979B-A71CC44BC5B6-low.pngFigure 12-12 OUTPUT CURRENT vs AMBIENT TEMPERATURE
GUID-802975D8-841B-4624-AB19-2F5680B4D9A3-low.gifFigure 12-14 VOLTAGE RIPPLE AT OUTPUT (IO = 6.5 A)