SPI-Programmable H-Bridge Brushed DC Motor Driver

HB2002

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The HB2002 meets shifting demands for motor control applications in automotive and industrial spaces, delivering the efficient and robust performance necessary for tomorrow's safety-critical solutions.

  • Safety and Protection: H-Bridge motor driver designed using ISO 26262 processes to support ASIL C and D system qualifications.
  • Scalability: SPI-programmable current limits, slew rates, fault reporting, and control schemes enable the same IC to service various applications and motor sizes.
  • Thermal Management: Integrated power MOSFETs have temperature-dependent current limit foldback to reduce power and prevent excessive device heating.

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Block Diagram

HB2002: SPI-Programmable H-Bridge Brushed DC Motor Driver

HB2002 Block Diagram
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Features

Key Features

  • Advanced diagnostic and fault reporting, via SPI
  • Accuracy for real-time current feedback (5%)
  • Low RDS(on) integrated MOSFETs: 235 mΩ per device MAX (TJ = 150°C)
  • Thermally-efficient QFN package: RΘJC < 1.0 °C/W
  • Wide operating range: 5 V to 28 V, 40 V transient
  • Eight slew rate options, selectable by SPI: 0.25 to > 16 V/µs
  • Four current limit options, selectable by SPI: 5.4/7.0/8.8/10.7 A
  • Configurable for full bridge or half-bridge mode
  • Load supply voltage min. 5 V, max. 28 V
  • Ambient operating temperature -40 to 125 °C
  • Parallel and SPI interface and input controllers

Complementary Products

Product Program

Safe Assure®

When it comes to functional safety, NXP stands for quality and reliability. Our SafeAssure program simplifies system-level safety requirements in accordance with ISO 26262.

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