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SY21672DFD (SQ55702DFD)

Production
High Efficiency Single H-Bridge Motor Driver IC
Datasheet
SY21672DFD High Efficiency Single H-Bridge Motor Driver IC Datasheet
Part number SY21672DFD
Vin (max) (V) 12
Vin (min) (V) 2.5
Number of half bridges
RDS(on) (HS + LS) (mΩ) 450
Peak output current (A)
Sleep current (µA)
Integrated FETs(Yes/No)
Control interface
Features
Operating temperature range(°C)
Package DFN2x2-8
Functional safety category
  • H-bridge Motor Driver：Drives a Brush DC Motor or One Winding of a Stepper Motor or Other Loads
  • Low MOSFET On-resistance
  • 1.8A Maximum Drive Current
  • Power Supply Voltage Range from 2.5V to 16V
  • Low Power Sleep Mode 
  • Internal Over Current Protection, Short Circuit Protection, Under Voltage Lockout and Thermal Shutdown
  • Compact Package: DFN2×2-8

Evaluation Board

  • 1

    Photo of evaluation board

  • 2

    Photo of evaluation board

  • 3

    Photo of evaluation board

EVB_SY21672DFD

The EVB_SY21672DFD is intended for evaluating High Efficiency H-Bridge Motor Driver IC.

Technical Documentation

Title Date
Silergy_Catalog_Q3_2026 2026-11-04
DFN2x2-8 2022-05-20