Description
3185 THRU 3189 HALL-EFFECT LATCHES FOR HIGH-TEMPERATURE OPERATION These Hall-effect latches are extremely temperature-stable and stressresistant sens.
Features
* s s s s s s s s s Symmetrical Switch Points Superior Temperature Stability Operation From Unregulated Supply Open-Collector 25 mA Output Reverse Battery Protection Activate With Small, Commercially Available Permanent Magnets Solid-State Reliability Small Size Resistant to Physical Stress
Always or
Applications
* where duty cycle is an important parameter. The four basic devices (3185, 3187, 3188, and 3189) are identical except for magnetic switch points. Each device includes on a single silicon chip a voltage regulator, quadratic Hall-voltage generator, temperature compensation circuit, signal amplifier, Sc