SLVS790E November   2007  – April 2019 TPS61165

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
    1.     Device Images
      1.      Typical Application
  4. 4 Revision History
  5. 5 Device Options
  6. 6 Pin Configuration and Functions
    1.     Pin Functions
  7. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 Recommended Operating Conditions
    3. 7.3 Thermal Information
    4. 7.4 Electrical Characteristics
    5. 7.5 Timing Requirements
    6. 7.6 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 Soft Start-Up
      2. 8.3.2 Open LED Protection
      3. 8.3.3 Undervoltage Lockout
      4. 8.3.4 Thermal Shutdown
    4. 8.4 Device Functional Modes
      1. 8.4.1 Shutdown
  9. 9 Application and Implementation
    1. 9.1 Application Information
      1. 9.1.1 Maximum Output Current
      2. 9.1.2 Inductor Selection
      3. 9.1.3 Schottky Diode Selection
      4. 9.1.4 Compensation Capacitor Selection
      5. 9.1.5 Input and Output Capacitor Selection
    2. 9.2 Typical Applications
      1. 9.2.1 TPS61165 Typical Application
        1. 9.2.1.1 Design Requirements
        2. 9.2.1.2 Detailed Design Procedure
          1. 9.2.1.2.1 LED Brightness Dimming Mode Selection
          2. 9.2.1.2.2 PWM Brightness Dimming
          3. 9.2.1.2.3 Digital One-Wire Brightness Dimming
          4. 9.2.1.2.4 EasyScale: One-Wire Digital Dimming
          5. 9.2.1.2.5 Current Program
        3. 9.2.1.3 Application Curves
      2. 9.2.2 Additional Application Circuits
    3. 9.3 Do's and Don'ts
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
    3. 11.3 Thermal Considerations
  12. 12Device and Documentation Support
    1. 12.1 Device Support
      1. 12.1.1 Third-Party Products Disclaimer
    2. 12.2 Documentation Support
      1. 12.2.1 Related Documentation
    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

7.6 Typical Characteristics

Table 1. Table of Graphs

FIGURE
Efficiency 3 LEDs (VOUT = 12 V); VIN = 3, 5, 8.5 V; L = 10 μH Figure 1
Efficiency 6 LEDs (VOUT = 24 V); VIN = 5, 8.5, 12 V; L = 10 μH Figure 2
Current limit TA = 25°C Figure 3
Current limit Figure 4
Easyscale step Figure 13
PWM dimming linearity VIN = 3.6 V; PWM Freq = 10 kHz and 32 kHz Figure 14
Output ripple at PWM dimming 3 LEDs; VIN = 5 V; ILOAD = 350 mA; PWM = 32 kHz Figure 15
Switching waveform 3 LEDs; VIN = 5 V; ILOAD = 3500 mA; L = 10 μH Figure 5
Start-up 3 LEDs; VIN = 5 V; ILOAD = 350 mA; L = 10 μH Figure 6
Open LED protection 8 LEDs; VIN = 3.6 V; ILOAD = 20 mA Figure 7
TPS61165 eff_io_lvs790.gifFigure 1. Efficiency vs Output Current
TPS61165 eff2_io_lvs790.gifFigure 2. Efficiency vs Output Current
TPS61165 scl_dc_lvs790.gifFigure 3. Switch Current Limit vs Duty Cycle
TPS61165 switching_lvs790.gifFigure 5. Switching Waveform
TPS61165 opn_led_lvs790.gifFigure 7. Open LED Protection
TPS61165 scl_ta_lvs790.gifFigure 4. Switch Current Limit vs Temperature
TPS61165 startup_lvs790.gifFigure 6. Start-Up