SLVSHJ8 February   2024 TPS61299-Q1

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 ESD Ratings
    3. 5.3 Recommended Operating Conditions
    4. 5.4 Thermal Information
    5. 5.5 Electrical Characteristics
    6. 5.6 Typical Characteristics
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Feature Description
      1. 6.3.1  Boost Control Operation
      2. 6.3.2  Version Detection
      3. 6.3.3  Under-voltage Lockout
      4. 6.3.4  Switching Frequency
      5. 6.3.5  Input Current Limit
      6. 6.3.6  Enable and Disable
      7. 6.3.7  Soft-Start Timing
      8. 6.3.8  Down Mode
      9. 6.3.9  Pass-Through Operation
      10. 6.3.10 Output Short-to-Ground Protection
      11. 6.3.11 Thermal Shutdown
    4. 6.4 Device Functional Modes
      1. 6.4.1 Fast Load Transient Mode and Normal Mode
  8. 7 Application and Implementation
    1. 7.1 Application Information
    2. 7.2 Typical Application-Li-ion Battery to 5V Boost Converter Under Fast Mode
      1. 7.2.1 Design Requirements
      2. 7.2.2 Detailed Design Procedure
        1. 7.2.2.1 Maximum Output Current
        2. 7.2.2.2 Inductor Selection
        3. 7.2.2.3 Output Capacitor Selection
        4. 7.2.2.4 Input Capacitor Selection
      3. 7.2.3 Application Curves
    3. 7.3 Typical Application-Li-ion Battery to 5V Boost Converter Under Normal Mode
      1. 7.3.1 Design Requirements
      2. 7.3.2 Application Curves
    4. 7.4 Power Supply Recommendations
    5. 7.5 Layout
      1. 7.5.1 Layout Guidelines
      2. 7.5.2 Layout Example
      3. 7.5.3 Thermal Information
  9. 8 Device and Documentation Support
    1. 8.1 Device Support
      1. 8.1.1 Third-Party Products Disclaimer
    2. 8.2 Documentation Support
      1. 8.2.1 Related Documentation
    3. 8.3 Receiving Notification of Documentation Updates
    4. 8.4 Support Resources
    5. 8.5 Trademarks
    6. 8.6 Electrostatic Discharge Caution
    7. 8.7 Glossary
  10. 9 Revision History
  11. 10Mechanical, Packaging, and Orderable Information

Package Options

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

4 Pin Configuration and Functions

GUID-20230228-SS0I-1NJN-BBGW-VSD1JXW92F8H-low.svg Figure 4-1 DRL Package Top View
Table 4-1 Pin Functions
TERMINAL I/O DESCRIPTION

NAME

DRL
VIN

1

 PWR IC power supply input
SW

2

 I The switch pin of the converter. It is connected to the drain of the internal low-side power MOSFET and source of the internal high-side power MOSFET.
EN

3

 I Enable logic input. Logic high voltage enables the device. Logic low voltage disables the device.
VSEL

4

I

 Boost output voltage selection pin. Connect a resistor between this pin and ground to select one of 21 output voltages.
VOUT

5

 PWR Boost converter output
GND

6

 PWR Ground