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  • DRV816x 100V Half-Bridge Smart Gate Driver with Integrated Protection and Current Sense Amplifier

    • SLVSGZ1C May   2024  – February 2025 DRV8161 , DRV8162

      PRODUCTION DATA  

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  • DRV816x 100V Half-Bridge Smart Gate Driver with Integrated Protection and Current Sense Amplifier
  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Device Comparison Table
  6. 5 Pin Configuration and Functions
  7. 6 Specification
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information 1pkg
    5. 6.5 Electrical Characteristics
    6. 6.6 Timing Diagrams
  8. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Gate Drivers
        1. 7.3.1.1 PWM Control Modes
          1. 7.3.1.1.1 2-pin PWM Mode
          2. 7.3.1.1.2 1-pin PWM Mode
          3. 7.3.1.1.3 Independent PWM Mode
        2. 7.3.1.2 Gate Drive Architecture
          1. 7.3.1.2.1 Tickle Charge Pump (TCP)
          2. 7.3.1.2.2 Deadtime and Cross-Conduction Prevention (Shoot through protection)
      2. 7.3.2 Pin Diagrams
        1. 7.3.2.1 Four Level Input Pin (CSAGAIN)
        2. 7.3.2.2 Digital output nFAULT (DRV8162, DRV8162L)
        3. 7.3.2.3 Digital InOut nFAULT/nDRVOFF (DRV8161)
        4. 7.3.2.4 Multi-level inputs (IDRIVE1 and IDRIVE2)
        5. 7.3.2.5 Multi-level digital input (VDSLVL)
        6. 7.3.2.6 Multi-level digital input DT/MODE
      3. 7.3.3 Low-Side Current Sense Amplifiers
        1. 7.3.3.1 Bidirectional Current Sense Operation
      4. 7.3.4 Gate Driver Shutdown Sequence (nDRVOFF)
        1. 7.3.4.1 nDRVOFF Diagnostic
      5. 7.3.5 Gate Driver Protective Circuits
        1. 7.3.5.1 GVDD Undervoltage Lockout (GVDD_UV)
        2. 7.3.5.2 MOSFET VDS Overcurrent Protection (VDS_OCP)
        3. 7.3.5.3 Thermal Shutdown (OTSD)
  9. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Typical Application with DRV8161
      2. 8.2.2 Typical Application with DRV8162 and DRV8162L
      3. 8.2.3 External Components
    3. 8.3 Layout
      1. 8.3.1 Layout Guidelines
    4. 8.4 Power Supply Recommendations
      1. 8.4.1 Bulk Capacitance Sizing
  10. 9 Device and Documentation Support
    1. 9.1 Device Support
    2. 9.2 Documentation Support
      1. 9.2.1 Related Documentation
    3. 9.3 Receiving Notification of Documentation Updates
    4. 9.4 Support Resources
    5. 9.5 Trademarks
    6. 9.6 Electrostatic Discharge Caution
    7. 9.7 Glossary
    8. 9.8 Community Resources
  11. 10Revision History
  12. 11Mechanical, Packaging, and Orderable Information
  13. IMPORTANT NOTICE

Package Options

Mechanical Data (Package|Pins)
  • DGS|20
    • MPSS137
Thermal pad, mechanical data (Package|Pins)
Orderable Information
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  • slvsgz1c_pm
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Data Sheet

DRV816x 100V Half-Bridge Smart Gate Driver with Integrated Protection and Current Sense Amplifier

1 Features

  • Drives two N-channel MOSFETs in half-bridge configuration
    • High-side MOSFET source/drain up to 102V (absolute max)
    • 8V (5V DRV8162L) to 20V gate drive power supply
    • Integrated bootstrap diode
  • Functional Safety Quality-Managed
    • Documentation available to aid functional safety system design
  • Supports 100% PWM duty cycle with an integrated trickle charge pump
  • 16-level gate drive peak current
    • 16mA - 1000mA source current
    • 32mA - 2000mA sink current
    • Source-sink current ratio 1:1, 1:2, 1:3
  • Adjustable PWM dead time insertion 20ns - 900ns
  • Robust design for motor phase (SH) switching
    • Slew rate 50V/ns
    • Negative transient voltage -20V
    • 2A strong gate pull down
  • Split gate drive supply inputs for redundant shutdown (DRV8162, DRV8162L)
  • Low-offset current sense amplifier (DRV8161)
    • Adjustable gain (5, 10, 20, 40V/V)
  • Flexible PWM control interface; 2-pin PWM, 1-pin PWM, and independent PWM mode
  • 13-level VDS over current threshold
  • Independent shutdown pin (nDRVOFF)
  • Gate driver soft shutdown sequence
  • Integrated protection features
    • GVDD under voltage (GVDDUV)
    • Bootstrap under voltage (BST_UV)
    • MOSFET over current protection (VDS)
    • Shoot through protection
    • Thermal shutdown (OTSD)
    • Fault condition indicator (nFAULT)
  • Supports 3.3V, and 5V Logic Inputs

2 Applications

  • Industrial & collaborative robot
  • Mobile robot (AGV/AMR)
  • Linear motor transport systems
  • Servo Drives
  • Drones
  • E-Bikes, E-Scooters, E-Mobility

 
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