SLVS977B February   2010  – July 2016 TPS61325

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Device Comparison Table
  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 Timing Requirements
    7. 7.7 Typical Characteristics
  8. 8 Parameter Measurement Information
  9. 9 Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1  LED High-current Regulators, Unused Inputs
      2. 9.3.2  Safety Timer Accuracy
      3. 9.3.3  Current Limit Operation
      4. 9.3.4  Start-Up Sequence
      5. 9.3.5  Power Good (Flash Ready)
      6. 9.3.6  LED Temperature Monitoring
      7. 9.3.7  Hot Die Detector
      8. 9.3.8  Undervoltage Lockout
      9. 9.3.9  Storage Capacitor Active Cell Balancing
      10. 9.3.10 RED Light Privacy Indicator
      11. 9.3.11 White LED Privacy Indicator
      12. 9.3.12 Storage Capacitor, Precharge Voltage Calibration
      13. 9.3.13 Storage Capacitor, Adaptive Precharge Voltage
      14. 9.3.14 Serial Interface Description
        1. 9.3.14.1 F/S-Mode Protocol
        2. 9.3.14.2 HS-Mode Protocol
    4. 9.4 Device Functional Modes
      1. 9.4.1  Down Mode In Voltage Regulation Mode
      2. 9.4.2  Power-Save Mode Operation, Efficiency
      3. 9.4.3  Mode Of Operation: DC-Light and Flashlight
      4. 9.4.4  Flash Strobe Is Level Sensitive (STT = 0): LED Strobe Follows STRB0 and STRB1 Inputs
      5. 9.4.5  Flash Strobe Is Leading Edge Sensitive (STT = 1): One-Shot LED Strobe
      6. 9.4.6  LED Failure Modes and Overvoltage Protection
      7. 9.4.7  Hardware Voltage Mode Selection
      8. 9.4.8  Flashlight Blanking (Tx-MASK)
      9. 9.4.9  Shutdown
      10. 9.4.10 Thermal Shutdown
    5. 9.5 Programming
      1. 9.5.1 TPS6132x I2C Update Sequence
    6. 9.6 Register Maps
      1. 9.6.1  Slave Address Byte
      2. 9.6.2  Register Address Byte
      3. 9.6.3  REGISTER0 (address = 0x00)
      4. 9.6.4  REGISTER1 (address = 0x01)
      5. 9.6.5  REGISTER2 (address = 0x02)
      6. 9.6.6  REGISTER3 (address = 0x03)
      7. 9.6.7  REGISTER4 (address = 0x04)
      8. 9.6.8  REGISTER5 (address = 0x05)
      9. 9.6.9  REGISTER6 (address = 0x06)
      10. 9.6.10 REGISTER7 (address = 0x07)
  10. 10Application and Implementation
    1. 10.1 Application Information
    2. 10.2 Typical Applications
      1. 10.2.1 4100-mA Two White High-Power LED Flashlight With Storage Capacitor
        1. 10.2.1.1 Design Requirements
        2. 10.2.1.2 Detailed Design Procedure
          1. 10.2.1.2.1 Inductor Selection
          2. 10.2.1.2.2 Input Capacitor
          3. 10.2.1.2.3 Output Capacitor
          4. 10.2.1.2.4 NTC Selection
          5. 10.2.1.2.5 Checking Loop Stability
        3. 10.2.1.3 Application Curves
      2. 10.2.2 Other Application Circuit Examples
  11. 11Power Supply Recommendations
  12. 12Layout
    1. 12.1 Layout Guidelines
    2. 12.2 Layout Example
    3. 12.3 Thermal Considerations
  13. 13Device and Documentation Support
    1. 13.1 Device Support
      1. 13.1.1 Third-Party Products Disclaimer
    2. 13.2 Documentation Support
      1. 13.2.1 Related Documentation
    3. 13.3 Receiving Notification of Documentation Updates
    4. 13.4 Community Resources
    5. 13.5 Trademarks
    6. 13.6 Electrostatic Discharge Caution
    7. 13.7 Glossary
  14. 14Mechanical, Packaging, and Orderable Information

Package Options

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

4 Revision History

Changes from A Revision (October 2010) to B Revision

  • Added ESD Ratings table, Feature Description section, Device Functional Modes, Application and Implementation section, Power Supply Recommendations section, Layout section, Device and Documentation Support section, and Mechanical, Packaging, and Orderable Information sectionGo
  • Changed Ordering Information Table to Device Comparison Table; see POA at the end of the datasheetGo

Changes from * Revision (February 2010) to A Revision

  • Added TPS61326 device as Product PreviewGo
  • Changed ISTBY specification, max value from 5 µA to 12 µAGo
  • Changed VDO specification, max. value from 200 mV to 250 mV for Test Condition IOUT = –15.8 mA, TJ = 25°C, device not switching.Go