AH3377-P-B

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Magnetic sensors have been used in various fields for many years, from industrial process control to automotive applications. The AH3377-P-B is a solid state magnetic switch developed by Littelfuse and designed to provide reliable and long-life switching performance in a wide variety of applications. This switch is designed to require no power to signal an open or closed position of the electrical contact when the switch is actuated by a field-induced magnetic field.

The AH3377-P-B switch is suitable for use in a wide range of industrial and automotive applications, such as door position sensing, window/security system opening and closing, clean room disconnect sensing, automation equipment status monitoring, automotive engine fuel stop and start, seatbelt retractors, instrument panel status indication, and many others.

The AH3377-P-B design utilizes two Hall-effect integrated circuits: one as an input stage and the other as the switch output stage. The input stage is a conventional Hall-effect integrated circuit with differential pair pair technology, which is sensitive to magnetic fields and provides single digital output logic. The output stage is a driver stage with two traditional mechanical relays and one additional output signal, which can be used to send a signal to an output device. This design eliminates the need for any additional wiring to the switch, reducing complexity and simplifying installation.

The AH3377-P-B switch has a wide operating temperature range of -40°C to +125°C, which ensures reliable performance in a variety of environments. Additionally, this switch has a high switching capacity of 15A, meaning it can be used in high voltage, high load applications. Lastly, this switch has a protection level of IP67, allowing it to withstand extreme conditions such as dust, dirt, moisture, and humidity.

In summary, the AH3377-P-B switch is a reliable and high-performance magnetic switch designed for a wide variety of industrial and automotive applications. Its solid state design eliminates the need for any additional wiring, and its wide range of operating temperatures and high switching capacity make it an ideal choice for high voltage and high load applications. The switch\'s IP67 rating ensures it can withstand extreme conditions and its simple installation and operation make it a versatile and practical solution for any application.

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