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AH3391Q

Automotive-Compliant 28V Unipolar Hall Switch

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Description

  • Position and Proximity Sensing in Automotive Applications
  • Seat Position
  • Seatbelt Buckle 
  • Steering Lock/Immobilisation
  • Gear Stick
  • HVAC Compression
  • Transmission Actuator
  • Transmission Gear position
  • Wipers
  • Sunroof and Windows
  • Door/Trunk Closure
  • Door Locks
  • Contact-less switches

Feature(s)

  • Unipolar Operation
  • High Sensitivity: Bop and Brp of +275G and +250G Typical
  • Single Open Drain Output with Over Current Limit
  • 3.0V to 28V Operating Voltage Range
  • Chopper Stabilized Design Provides
  • Superior Temperature Stability
  • Minimal Switch Point Drift
  • Enhanced Immunity to Stress
  • Good RF Noise Immunity
  • Reverse Blocking Diode
  • Zener Clamp on Supply and Output Pins
  • -40°C to +125°C Operating Temperature
  • ESD: HBM > 6kV
  • Industry Standard SOT23 and SIP-3 Packages
  • Totally Lead-Free & Fully RoHS Compliant
  • Halogen and Antimony Free. “Green” Device

Product Specifications

Product Parameters

Compliance(Only Automotive supports PPAP) Automotive
AEC Qualified Yes
Type Unipolar
Outputs Single
Output Type Open Drain
Active Output State (B > Bop) Low
Inactive Output State (B < Brp) High-Z
Operating Voltage (V) 3 to 28
Average Supply Current (mA) 3
Min Operating Point Bop (Bops +ve/ Bopn -ve) (Gauss) 235
Typ Operating Point Bop (Bops +ve/ Bopn -ve) (Gauss) 275
Max Operating Point Bop (Bops +ve/ Bopn -ve) (Gauss) 300
Min Release Point Brp (Brps +ve/ Brpn -ve) (Gauss) 210
Typ Release Point Brp (Brps +ve/ Brpn -ve) (Gauss) 250
Max Release Point Brp (Brps +ve/ Brpn -ve) (Gauss) 275
Output Current Capability (mA) 30
Operating Ambient Temperature (°C) -40 to 125

Technical Documents

Recommended Soldering Techniques

TN1.pdf