DESCRIPTION

· The A19420 is a Hall-effect IC designed for precise speed measurement of rotating targets.

· It supports both ring magnet and ferrous target measurements with back-biased magnet configurations.

· Features an integrated capacitor for enhanced EMC performance.

· Utilizes SolidSpeed Digital Architecture for stable operation during dynamic air gap changes.

· Complies with ISO 26262:2011, ASIL B standards for automotive safety applications.

FEATURES

· Differential sensing technology for immunity to common-mode magnetic fields.

· Integrated diagnostics and certified safety design process.

· Two-wire current source output for speed and error reporting.

· EEPROM for traceability throughout the product lifecycle.

· Robust 2-pin SIP package with integrated capacitor and lead-stabilizing bar.

APPLICATIONS

· Ideal for transmission systems requiring accurate speed detection.

· Suitable for automotive safety-related systems.

· Effective in environments with dynamic air gap movements.

· Used in scenarios requiring stray field immunity.

· Applicable in systems needing integrated EMC solutions.