Texas Instruments TPS54810

*All dimensions are nominal

Device PackageType Package Drawing Pins SPQ Length(mm) Width(mm) Height(mm)

TPS54810PWPR HTSSOP PWP 28 2000 346.0 346.0 33.0

PACKAGE MATERIALS INFORMATION

www.ti.com 11-Mar-2008

Pack Materials-Page 2

Contents

Main TPS54810 4-V TO 6-V INPUT, 8-A OUTPUT SYNCHRONOUS BUCK PWM SWITCHER WITH INTEGRATED FETS (SWIFT) D FEATURES D D D D D ORDERING INFORMATION ABSOLUTE MAXIMUM RATINGS RECOMMENDED OPERATING CONDITIONS DISSIPATION RATINGS ELECTRICAL CHARACTERISTICS TPS54810 ELECTRICAL CHARACTERISTICS CONTINUED TPS54810 Terminal Functions FUNCTIONAL BLOCK DIAGRAM RELATED DC/DC PRODUCTS D D TYPICAL CHARACTERISTICS TPS54810 APPLICATION INFORMATION (1) Figure 9. Application Circuit COMPONENT SELECTION PCB LAYOUT TPS54810 TOPSIDE GROUNDAREA VIA to Ground Plane Figure 10. PCB Layout LAYOUT CONSIDERATIONS FOR THERMAL PERFORMANCE Figure 11. Recommended Land Pattern for the 28Pin PWP PowerPAD PERFORMANCE GRAPHS (FROM APPLICATION CIRCUIT SHOWN IN FIGURE 9) Fi (1) Safe operating area is applicable to the test board conditions in the Dissipation Ratings Figure 18 Figure 16 DETAILED DESCRIPTION Under Voltage Lock Out (UVLO) (4) (3) Slow-Start/Enable (SS/ENA) PWM Control Dead-Time Control and MOSFET Drivers Overcurrent Protection Thermal Shutdown Power Good (PWRGD) PACKAGE OPTION ADDENDUM TAPE AND REEL INFORMATION PACKAGE MATERIALS INFORMATION Page Page Page Page IMPORTANT NOTICE