link to page 1 link to page 1 link to page 1 link to page 1 link to page 2 link to page 3 link to page 5 link to page 5 link to page 6 link to page 7 link to page 7 link to page 8 link to page 9 link to page 12 link to page 12 link to page 12 link to page 12 link to page 12 link to page 13 link to page 13 link to page 13 link to page 13 link to page 14 link to page 14 link to page 15 link to page 16 link to page 18 link to page 18 Data SheetLT8418TABLE OF CONTENTS Features ... 1 1.1. Chip Start-up, VCC UVLO/OVLO Protections ... 12 Applications .. 1 1.2. Input Interface INT, INB .. 12 General Description .. 1 1.3. Smart Bootstrap (BST) Switch and BST UVLO .. 12 Typical Application ... 1 1.4. Split Gate Driver .. 12 Revision History .. 2 Applications Information ... 13 Specifications .. 3 1.1. Selecting the VCC and BST Capacitor .. 13 Timing Diagrams .. 5 1.2. Selecting the Gate Resistance .. 13 Absolute Maximum Ratings ... 5 1.3. Power Dissipation ... 13 Thermal Resistance .. 6 1.4. PCB Bypass and Grounding Guideline ... 14 Pin Configurations and Function Descriptions ... 7 1.5. Soldering Guideline .. 14 Pin Descriptions ... 7 Outline Dimensions .. 15 Block diagram ... 8 Typical Applications ... 16 Typical Performance Characteristics .. 9 Ordering Guide ... 18 Theory of Operation ... 12 Related Parts .. 18 REVISION HISTORY 10/2023 – Rev. 0analog.com Rev 0 2 of 19 Document Outline Features Applications General Description Typical Application TABLE OF CONTENTS Revision History Specifications Timing Diagrams Absolute Maximum Ratings Thermal Resistance Pin Configurations and Function Descriptions Pin Descriptions Block diagram Typical Performance Characteristics Theory of Operation 1.1. Chip Start-up, VCC UVLO/OVLO Protections 1.2. Input Interface INT, INB 1.3. Smart Bootstrap (BST) Switch and BST UVLO 1.4. Split Gate Driver Applications Information 1.1. Selecting the VCC and BST Capacitor 1.2. Selecting the Gate Resistance 1.3. Power Dissipation 1.4. PCB Bypass and Grounding Guideline 1.5. Soldering Guideline Outline Dimensions Typical Applications Ordering Guide Related Parts