SLVSA08A February   2010  – September 2015 TPS657052

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Device Options
  6. 6 Pin Configuration and Functions
  7. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 ESD Ratings
    3. 7.3 Recommended Operating Conditions
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics
    6. 7.6 Dissipation Ratings
    7. 7.7 Typical Characteristics
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 DC-DC Converter
      2. 8.3.2 Power Save Mode
        1. 8.3.2.1 Dynamic Voltage Positioning
        2. 8.3.2.2 Soft Start
        3. 8.3.2.3 100% Duty Cycle Low Dropout Operation
      3. 8.3.3 180° Out-of-Phase Operation
        1. 8.3.3.1 Under-Voltage Lockout
      4. 8.3.4 Short-Circuit Protection
      5. 8.3.5 Thermal Shutdown
      6. 8.3.6 LDO
      7. 8.3.7 Enable for DCDC1, DCDC2 and LDO
    4. 8.4 Device Functional Modes
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
        1. 9.2.2.1 Output Filter Design (Inductor and Output Capacitor)
          1. 9.2.2.1.1 Inductor Selection
          2. 9.2.2.1.2 Output Capacitor Selection
          3. 9.2.2.1.3 Input Capacitor Selection
      3. 9.2.3 Application Curves
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Device Support
      1. 12.1.1 Third-Party Products Disclaimer
    2. 12.2 Related Links
    3. 12.3 Community Resources
    4. 12.4 Trademarks
    5. 12.5 Electrostatic Discharge Caution
    6. 12.6 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

Package Options

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

5 Device Options

PART NO.(1) SIZE FOR DSBGA VERSION OPTIONS I2C
TPS657051 D = 2076 µm ± 25 µm
E = 2076 µm ± 25 µm 		DC-DC1 3.3 V FIX, DC-DC2 1.8 V FIX
DC-DC CONVERTERS 400 mA,
LDO VOUT 3 V FIX, 200 mA		 N/A
TPS657052 D = 2076 µm ± 25 µm
E = 2076 µm ± 25 µm 		DC-DC1 3.3 V FIX, DC-DC2 1.8 V FIX
DC-DC CONVERTERS 400 mA,
LDO VOUT 2.8 V FIX, 200 mA		 N/A
(1) For the most current package and ordering information, see the Mechanical, Packaging, and Orderable Information section at the end of this document, or see the TI website at www.ti.com.