AH3764Q-P-B

Series:	Automotive, AEC-Q100
Packaging:	Bulk
Part Status:	Active
Function:	Latch
Technology:	Hall Effect
Polarization:	South Pole
Sensing Range:	6mT Trip, -6mT Release
Test Condition:	-40°C ~ 150°C
Voltage - Supply:	3 V ~ 28 V
Current - Supply (Max):	4mA
Current - Output (Max):	60mA
Output Type:	Open Drain
Features:	Temperature Compensated
Operating Temperature:	-40°C ~ 150°C (TA)
Package / Case:	3-SIP Module
Supplier Device Package:	3-SIP

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Magnetic Sensors - Switches (Solid State)

Solid state magnetic switches, such as the AH3764Q-P-B, have become increasingly popular among modern electronic assemblies. These sensors use a combination of magnetoresistance and hall effect technology to detect the presence of a magnetic field and thereby allow for the autonomous operation of machines or autonomous control of an embedded system.The AH3764Q-P-B type of switch is an example of a low-cost, low-temperature application solution from Allegro MicroSystems. This type of magnetic switch uses digital hall effect technology to detect the presence of a magnetic field, and then trigger a logic level output according to the application\'s requirements. These switches are cost-efficient, silent, and provide near instantaneous response and detection of magnetic fields. In addition, they are able to detect very small magnetic fields and can overcome environmental conditions such as noise and vibration.The application field for these switches typically consists of creative solutions for consumer and industrial applications, including motor control, home appliances, security systems, medical equipment, automotive body control and robotics. The hall effect technology in Allegro\'s switch enables the user to autonomously operate a machine or an embedded system in response to a detected magnetic field, such as a door ajar, window open, key in the ignition, or other triggered position. The on/off switching of these switches is also used to trigger single-phasing stopping in motors, and the sensing of key configurations in automotive and industrial controls.The principle of a solid state magnetic switch is quite simple. The AH3764Q-P-B type of switch includes two parts, a sensor and a logic circuit. The sensor part of the switch uses magnetoresistance technology to sense the presence of magnetic field when an object with an internal magnet is placed near the switch. When the magnetic field passes through the switch, it causes a hall effect voltage to be induced. This voltage is then used by the logic circuit to produce an output, usually a logic-level “high,” or a “low.”To sum it up, Allegro MicroSystems\' AH3764Q-P-B-type of solid state magnetic switches provide an excellent proposition for enthusiastic engineers wanting to create creative solutions for consumer and industrial applications. These products are cost-efficient, silent, and rugged, making them ideal for long life edge-detection applications. Applying magnetoresistance and hall effect technology, the switches can detect very small magnetic fields and can endure high levels of vibration and noise. In addition, the user can autonomously operate a machine or an embedded system in response to a detected magnetic field. Overall, the AH3764Q-P-B is a dependable and an attractive solution for designers who need to detect a presence or absence of a magnetic field in their system.

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