SLUS534G September   2002  – March 2015 TPS61030 , TPS61031 , TPS61032

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Simplified Schematic
  5. 5 Revision History
  6. 6 Device Comparison Table
  7. 7 Pin Configuration and Functions
  8. 8 Specifications
    1. 8.1 Absolute Maximum Ratings
    2. 8.2 ESD Ratings
    3. 8.3 Recommended Operating Conditions
    4. 8.4 Thermal Information
    5. 8.5 Electrical Characteristics
    6. 8.6 Typical Characteristics
  9. 9 Parameter Measurement Information
  10. 10Detailed Description
    1. 10.1 Overview
    2. 10.2 Functional Block Diagram
    3. 10.3 Feature Description
      1. 10.3.1 Controller Circuit
      2. 10.3.2 Synchronous Rectifier
    4. 10.4 Device Functional Modes
      1. 10.4.1 Device Enable
        1. 10.4.1.1 Undervoltage Lockout
      2. 10.4.2 Softstart
      3. 10.4.3 Power Save Mode And Synchronization
      4. 10.4.4 Low Battery Detector Circuit—LBI/LBO
      5. 10.4.5 Low-EMI Switch
  11. 11Application and Implementation
    1. 11.1 Application Information
    2. 11.2 Typical Application
      1. 11.2.1 Design Requirements
      2. 11.2.2 Detailed Design Procedure
        1. 11.2.2.1 Programming The Output Voltage
        2. 11.2.2.2 Programming The LBI/LBO Threshold Voltage
        3. 11.2.2.3 Inductor Selection
        4. 11.2.2.4 Capacitor Selection
          1. 11.2.2.4.1 Input Capacitor
          2. 11.2.2.4.2 Output Capacitor
            1. 11.2.2.4.2.1 Small Signal Stability
      3. 11.2.3 Application Curves
      4. 11.2.4 System Examples
        1. 11.2.4.1 Power Supply Solution For Maximum Output Power
        2. 11.2.4.2 Power Supply Solution With Auxiliary Positive Output Voltage
        3. 11.2.4.3 Power Supply Solution with Auxiliary Negative Output Voltage
  12. 12Power Supply Recommendations
  13. 13Layout
    1. 13.1 Layout Considerations
    2. 13.2 Layout Example
    3. 13.3 Thermal Considerations
  14. 14Device and Documentation Support
    1. 14.1 Device Support
      1. 14.1.1 Third-Party Products Disclaimer
    2. 14.2 Related Links
    3. 14.3 Trademarks
    4. 14.4 Electrostatic Discharge Caution
    5. 14.5 Glossary
  15. 15Mechanical, Packaging, and Orderable Information

7 Pin Configuration and Functions

PWP Package
16-Pins
Top View
TPS61030 TPS61031 TPS61032 po_pwp_SLUS534.gif
RSA Package
16-Pins
Top View
TPS61030 TPS61031 TPS61032 po_rsa_SLUS534.gif

Pin Functions

PIN I/O DESCRIPTION
NAME NO.
PWP RSA
EN 9 11 I Enable input. (1/VBAT enabled, 0/GND disabled)
FB 12 14 I Voltage feedback of adjustable versions
GND 11 13 I/O Control/logic ground
LBI 7 9 I Low battery comparator input (comparator enabled with EN)
LBO 10 12 O Low battery comparator output (open drain)
NC 16 2 Not connected
PGND 3, 4, 5 5, 6, 7 I/O Power ground
PowerPAD™ Must be soldered to achieve appropriate power dissipation. Should be connected to PGND.
SYNC 8 10 I Enable/disable power save mode (1/VBAT disabled, 0/GND enabled, clock signal for synchronization)
SW 1, 2 3, 4 I Boost and rectifying switch input
VBAT 6 8 I Supply voltage
VOUT 13, 14, 15 1, 15, 16 O DC/DC output