Features

? Bipolar Latch

? AH3712/AH3712A: South Pole On, North Pole Off

? AH3712B: South Pole Off, North Pole On

? 3.0V to 27V Operating Voltage Range

? High Sensitivity: BOP and BRP of ±25G Typical

? Resistant to physical stress

? Single Open-Drain (AH3712, AH3712B) or

Internal Pull-Up Resistor (AH3712A)

? Output Polarity:

? Direct: AH3712, AH3712A

? Inverted: AH3712B (*Future product)

? Output with Overcurrent Limit

? Chopper-Stabilized Design Provides

? Superior Temperature Stability

? Minimal Switch-Point Drift

? Enhanced Immunity to Stress

? Good RF Noise Immunity

? -40?C to +125°C Operating Temperature

? ESD HBM: 8kV, CDM: 1kV

? Industry-Standard SC59, SOT23 and SIP-3 Packages

? Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)

? Halogen and Antimony Free. “Green” Device (Note 3)

? An automotive-compliant part is available under separate

datasheet DIODES? (AH3712Q)

Applications

? Brushless DC motor commutation

? Revolutions per minute (RPM) measurements

? Flow meters

? Angular and linear encoders and position sensors

? Contactless commutation, speed measurements, and angular

position sensing/indexing in consumer home appliances, office

equipment, and industrial applications