SLVSFF0A June   2020  – August 2020 DRV8436E

PRODUCTION DATA  

  1. 1Features
  2. 2Applications
  3. 3Description
  4. 4Revision History
  5. 5Pin Configuration and Functions
    1.     Pin Functions
  6. 6Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Typical Characteristics
  7. 7Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagrams
    3. 7.3 Feature Description
      1. 7.3.1 PWM Motor Drivers
      2. 7.3.2 Bridge Control
      3. 7.3.3 Current Regulation
      4. 7.3.4 Decay Modes
        1. 7.3.4.1 Slow Decay
        2. 7.3.4.2 Mixed Decay
        3. 7.3.4.3 Fast Decay
        4. 7.3.4.4 Smart tune Dynamic Decay
        5. 7.3.4.5 Blanking time
      5. 7.3.5 Charge Pump
      6. 7.3.6 Linear Voltage Regulators
      7. 7.3.7 Logic and Quad-Level Pin Diagrams
        1. 7.3.7.1 nFAULT Pin
      8. 7.3.8 Protection Circuits
        1. 7.3.8.1 VM Undervoltage Lockout (UVLO)
        2. 7.3.8.2 VCP Undervoltage Lockout (CPUV)
        3. 7.3.8.3 Overcurrent Protection (OCP)
        4. 7.3.8.4 Thermal Shutdown (OTSD)
        5. 7.3.8.5
    4. 7.4 Device Functional Modes
      1. 7.4.1 Sleep Mode (nSLEEP = 0)
      2. 7.4.2 Operating Mode (nSLEEP = 1)
      3. 7.4.3 Functional Modes Summary
  8. 8Layout
    1. 8.1 Layout Guidelines
    2. 8.2 Layout Example
  9. 9Device and Documentation Support
    1. 9.1 Device Support
      1. 9.1.1 Development Support
      2. 9.1.2 Device Nomenclature
    2. 9.2 Documentation Support
      1. 9.2.1 Related Documentation
    3. 9.3 Related Links
    4. 9.4 Receiving Notification of Documentation Updates
    5. 9.5 Community Resources
    6. 9.6 Trademarks

Package Options

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

1 Features

  • Dual H-bridge motor driver
    • One bipolar stepper motor
    • Dual bidirectional brushed-DC motors
    • Four unidirectional brushed-DC motors
  • Integrated current sense functionality
    • No sense resistors required
    • ±7.5% Full-scale current accuracy
  • 4.5- to 48-V Operating supply voltage range
  • Multiple control interface options
    • PHASE/ENABLE
    • PWM
  • Smart tune decay technology, fixed slow, fast and mixed decay options
  • Low RDS(ON): 900 mΩ HS + LS at 24 V, 25°C
  • High Current Capacity Per Bridge: 2.4-A peak, 1.5-A Full-Scale, 1.1-A rms
  • Configurable Off-Time PWM Chopping
    • 7, 16, 24 or 32 μs
  • Supports 1.8-V, 3.3-V, 5.0-V logic inputs
  • Low-current sleep mode (2 µA)
  • Spread spectrum clocking for low electromagnetic interference (EMI)
  • Small package and footprint
  • Protection features
    • VM undervoltage lockout (UVLO)
    • Charge pump undervoltage (CPUV)
    • Overcurrent protection (OCP)
    • Thermal shutdown (OTSD)
    • Fault condition output (nFAULT)