SLVSDS9D July   2018  – January 2021 TPS63805 , TPS63806

PRODUCTION DATA  

  1. Features
  2. Applications
  3. Description
  4. Revision History
  5. Description (continued)
  6. Device Comparison Table
  7. Pin Configuration and Functions
  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. Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1  Control Loop Description
      2. 9.3.2  Precise Device Enable: Threshold- or Delayed Enable
      3. 9.3.3  Mode Selection (PFM/PWM)
      4. 9.3.4  Undervoltage Lockout (UVLO)
      5. 9.3.5  Soft Start
      6. 9.3.6  Adjustable Output Voltage
      7. 9.3.7  Overtemperature Protection - Thermal Shutdown
      8. 9.3.8  Input Overvoltage - Reverse-Boost Protection (IVP)
      9. 9.3.9  Output Overvoltage Protection (OVP)
      10. 9.3.10 Power-Good Indicator
    4. 9.4 Device Functional Modes
      1. 9.4.1 Peak-Current Mode Architecture
        1. 9.4.1.1 Reverse Current Operation, Negative Current
        2. 9.4.1.2 Boost Operation
        3. 9.4.1.3 Buck-Boost Operation
        4. 9.4.1.4 Buck Operation
      2. 9.4.2 Power Save Mode Operation
        1. 9.4.2.1 Current Limit Operation
  10. 10Application and Implementation
    1. 10.1 Application Information
    2. 10.2 Typical Application
      1. 10.2.1 Design Requirements
      2. 10.2.2 Detailed Design Procedure
        1. 10.2.2.1 Custom Design With WEBENCH® Tools
        2. 10.2.2.2 Inductor Selection
        3. 10.2.2.3 Output Capacitor Selection
        4. 10.2.2.4 Input Capacitor Selection
        5. 10.2.2.5 Setting The Output Voltage
      3. 10.2.3 Application Curves
  11. 11Power Supply Recommendations
  12. 12Layout
    1. 12.1 Layout Guidelines
    2. 12.2 Layout Example
  13. 13Device and Documentation Support
    1. 13.1 Device Support
      1. 13.1.1 Third-Party Products Disclaimer
      2. 13.1.2 Development Support
        1. 13.1.2.1 Custom Design With WEBENCH® Tools
    2. 13.2 Receiving Notification of Documentation Updates
    3. 13.3 Support Resources
    4. 13.4 Trademarks
    5. 13.5 Electrostatic Discharge Caution
    6. 13.6 Glossary
  14. 14Mechanical, Packaging, and Orderable Information

Package Options

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

Pin Configuration and Functions

GUID-2EF32408-1A0E-4BE4-AE41-F584544989A0-low.svgFigure 7-1 WCSP PackageTop View
Table 7-1 Pin Functions
PIN DESCRIPTION
NO NAME
A2, A3 VIN Supply voltage
B2, B3 L1 Connection for inductor
A1 EN Device Enable input. Set HIGH to enable and LOW to disable. It must not be left floating.
C2, C3 GND Power ground
B1 MODE PFM/PWM mode selection. Set LOW for power save mode, set HIGH for forced PWM mode. It must not be left floating.
C1 AGND Analog ground
D2, D3 L2 Connection for inductor
E2, E3 VOUT Power stage output
D1 FB Voltage feedback sensing pin
E1 PG Power good indicator, open drain output. If not used can be left floating.