SLVSJ88 October   2026 TDZ8907

ADVANCE INFORMATION  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Device Comparison
  6. 5 Pin Configuration and Functions
  7. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Electrical Characteristics
    5. 6.5 Typical Characteristics
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Boost Converter
      2. 7.3.2 PWM Level Shifter and Digital Logic
      3. 7.3.3 Differential Output Class-D Amplifier
    4. 7.4 Device Functional Modes
      1. 7.4.1 Shutdown
      2. 7.4.2 PWM Input and Digital High Input
  9. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application - PWM Input Mode
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
    3. 8.3 What to Do and What Not to Do
    4. 8.4 Power Supply Recommendations
    5. 8.5 Layout Guidelines
      1. 8.5.1 GND Connections
      2. 8.5.2 Power Connections
      3. 8.5.3 Layout Example
  10. 9 Device and Documentation Support
    1. 9.1 Receiving Notification of Documentation Updates
    2. 9.2 Support Resources
    3. 9.3 Trademarks
    4. 9.4 Electrostatic Discharge Caution
    5. 9.5 Glossary
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information
    1.     PACKAGE OPTION ADDENDUM
    2. 11.1 Tape and Reel Information

8.2 Typical Application - PWM Input Mode

For all inputs, the TDZ8907 can be configured using the internal boost converter or with an external power supplied to the VBST_OUT pin. When using external power for the boost, tie the VSET pin to GND with LBST and CBOOT not installed.

TDZ8907 PWM Input with Internal Boost Power Figure 8-1 PWM Input with Internal Boost Power
TDZ8907 PWM Input with External Power Figure 8-2 PWM Input with External Power