SNOSDI8A May   2024  – November 2025 LMG2650

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 Switching Characteristics
    7. 5.7 Typical Characteristics
  7. 6 Parameter Measurement Information
    1. 6.1 GaN Power FET Switching Parameters
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1  GaN Power FET Switching Capability
      2. 7.3.2  Turn-On Slew-Rate Control
      3. 7.3.3  Current-Sense Emulation
      4. 7.3.4  Bootstrap Diode Function
      5. 7.3.5  Input Control Pins (EN, INL, INH, GDH)
      6. 7.3.6  INL - INH Interlock
      7. 7.3.7  AUX Supply Pin
        1. 7.3.7.1 AUX Power-On Reset
        2. 7.3.7.2 AUX Under-Voltage Lockout (UVLO)
      8. 7.3.8  BST Supply Pin
        1. 7.3.8.1 BST Power-On Reset
        2. 7.3.8.2 BST Under-Voltage Lockout (UVLO)
      9. 7.3.9  Overcurrent Protection
      10. 7.3.10 Overtemperature Protection
    4. 7.4 Device Functional Modes
  9. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 LLC Application
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
        3. 8.2.1.3 Application Curves
      2. 8.2.2 AHB Application
      3. 8.2.3 Motor Drives Application
    3. 8.3 Power Supply Recommendations
    4. 8.4 Layout
      1. 8.4.1 Layout Guidelines
        1. 8.4.1.1 Solder-Joint Stress Relief
        2. 8.4.1.2 Signal-Ground Connection
        3. 8.4.1.3 CS Pin Signal
      2. 8.4.2 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

5.7 Typical Characteristics


LMG2650 Drain Current vs Drain-Source Voltage

Figure 5-1 Drain Current vs Drain-Source Voltage

LMG2650 Normalized Drain-Source On-Resistance vs Junction Temperature

Figure 5-3 Normalized Drain-Source On-Resistance vs Junction Temperature

LMG2650 Low-Side Drain Current Turn-On Delay Time vs Junction Temperature

Figure 5-5 Low-Side Drain Current Turn-On Delay Time vs Junction Temperature

LMG2650 Low-Side Turn-On Rise Time vs Junction Temperature

Figure 5-7 Low-Side Turn-On Rise Time vs Junction Temperature

LMG2650 High-Side Drain Current Turn-On Delay Time vs Junction Temperature

Figure 5-9 High-Side Drain Current Turn-On Delay Time vs Junction Temperature

LMG2650 High-Side Turn-On Rise Time vs Junction Temperature

Figure 5-11 High-Side Turn-On Rise Time vs Junction Temperature

LMG2650 AUX Standby Current vs Junction Temperature

EN = 0V
Figure 5-13 AUX Standby Current vs Junction Temperature

LMG2650 AUX Quiescent Current vs Junction Temperature

EN = 5V INL = 5V
Figure 5-15 AUX Quiescent Current vs Junction Temperature

LMG2650 BST Quiescent Current vs Junction Temperature

INH = 0V
Figure 5-17 BST Quiescent Current vs Junction Temperature

LMG2650 BST Operating Current vs Frequency

VDS = 0V
Figure 5-19 BST Operating Current vs Frequency

LMG2650 Off-State Source-Drain Voltage vs Source Current

Figure 5-2 Off-State Source-Drain Voltage vs Source Current

LMG2650 Output Capacitance vs Drain-Source Voltage

Figure 5-4 Output Capacitance vs Drain-Source Voltage

LMG2650 Low-Side Turn-On Delay Time vs Junction Temperature

Figure 5-6 Low-Side Turn-On Delay Time vs Junction Temperature

LMG2650 Low-Side Turn-Off Delay Time vs Junction Temperature

Figure 5-8 Low-Side Turn-Off Delay Time vs Junction Temperature

LMG2650 High-Side Turn-On Delay Time vs Junction Temperature

Figure 5-10 High-Side Turn-On Delay Time vs Junction Temperature

LMG2650 High-Side Turn-Off Delay Time vs Junction Temperature

Figure 5-12 High-Side Turn-Off Delay Time vs Junction Temperature

LMG2650 AUX Quiescent Current vs Junction Temperature

EN = 5V INL = 0V
Figure 5-14 AUX Quiescent Current vs Junction Temperature

LMG2650 AUX Operating Current vs Frequency

VDS = 0V
Figure 5-16 AUX Operating Current vs Frequency

LMG2650 BST Quiescent Current vs Junction Temperature

INH = 5V
Figure 5-18 BST Quiescent Current vs Junction Temperature