
Allicdata Part #: | 620-1419-2-ND |
Manufacturer Part#: |
A1157LLHLX-T |
Price: | $ 0.39 |
Product Category: | Sensors, Transducers |
Manufacturer: | Allegro MicroSystems, LLC |
Short Description: | MAGNETIC SWITCH UNIPOLAR SOT23W |
More Detail: | Digital Switch Unipolar Switch Current Source Hall... |
DataSheet: | ![]() |
Quantity: | 10000 |
10000 +: | $ 0.35192 |
Series: | -- |
Packaging: | Tape & Reel (TR) |
Part Status: | Active |
Function: | Unipolar Switch |
Technology: | Hall Effect |
Polarization: | South Pole |
Sensing Range: | 8mT Trip, 1mT Release |
Test Condition: | -40°C ~ 150°C |
Voltage - Supply: | 3 V ~ 24 V |
Current - Supply (Max): | 17mA |
Current - Output (Max): | -- |
Output Type: | Current Source |
Features: | -- |
Operating Temperature: | -40°C ~ 150°C (TA) |
Package / Case: | SOT-23W |
Supplier Device Package: | SOT-23W |
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A1157LLHLX-T switches are magnetic switches of the solid-state variety. They are used for a variety of purposes, but are most commonly seen in applications in which a sensors device needs to detect changes in a magnetic field or trigger an action when a certain magnetic field strength is reached. As such, these switches are most often used in applications in which it is desired to sense the presence of a magnet or metal object, or to detect the state of a door or window.
The A1157LLHLX-T switch comprises a solid-state sensor, or sensing device, which is sensitive to variations in magnetic fields. This means that it can detect changes in the strength of a magnetic field in its environment. A typical application for such a switch would be to detect the presence of a magnet or metal object within its sensing range. For example, it could be used in a security system to detect when a door or window has been opened or closed. It could also be used to trigger an action when a certain magnetic field strength is reached, such as to open or close a door or window. Additionally, because it is a solid-state device, it is able to operate accurately and reliably over extended periods of time without the need for any maintenance or replacement of parts.
The A1157LLHLX-T switch is made up of several components including a Hall Effect sensor, a transistor, a diode, and several other components. The Hall Effect sensor is responsible for discerning changes in the strength of a magnetic field, while the transistor and diode help to convert this information into an electrical signal which can be used to trigger a switch or other device. In addition, the switch also contains circuitry which is programmed to toggle between a normally open and closed state when the magnetic field exceeds a certain strength.
When the A1157LLHLX-T switch is used in an application, it is typically connected to an input/output device such as a security system. The switch is then wired to the system such that when the magnetic field exceeds a certain strength, the input/output device is triggered. This could be used in a security system to trigger an alarm or to open or close a door or window. It can also be used to trigger other actions, such as turning on a light or activating a motor.
In summary, the A1157LLHLX-T switched is an electromagnetic switch which is triggered by changes in the strength of a magnetic field. It is typically used in applications which require a sensor to detect the presence of a magnet or metal object, or to detect the state of a door or window. It is composed of several components, including a Hall Effect sensor, a transistor, and a diode, which work together to convert magnetic field information into an electric signal which can be used to trigger a switch or other device. This switch is reliable and accurate and is capable of operating for long periods of time without needing maintenance or replacement of parts.
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Part Number | Manufacturer | Price | Quantity | Description |
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A1152LLHLT-T | Allegro Micr... | 0.51 $ | 1000 | MAGNETIC SWITCH UNIPOLAR ... |
A11505RNCQK | C&K | 5.97 $ | 1000 | SWITCH ROTARY 3POS 2.5A 1... |
A1152LLHLX-T | Allegro Micr... | -- | 1000 | MAGNETIC SWITCH UNIPOLAR ... |
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A1150LLHLX-T | Allegro Micr... | 0.39 $ | 1000 | MAGNETIC SWITCH UNIPOLAR ... |
A11503RNZGE | C&K | 7.46 $ | 1000 | SWITCH ROTARY 3POS 2.5A 1... |
A11503RNZQK | C&K | 3.31 $ | 1000 | SWITCH ROTARY 3POS 2.5A 1... |
A11503RNZQE | C&K | 3.52 $ | 1000 | SWITCH ROTARY 3POS 2.5A 1... |
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SS-641010-NF-A115 | Stewart Conn... | 0.76 $ | 1082 | CONN MOD JACK 10P10C R/A ... |
A11505RNZQ | C&K | 4.0 $ | 50 | SWITCH ROTARY 3POS 2.5A 1... |
A11505RNCB | C&K | 7.18 $ | 1000 | SWITCH ROTARY 3POS 0.4VA ... |
A115132Y2NZNQ | C&K | 13.87 $ | 15 | SWITCH KEYLK 3POS SP3T 2.... |
A1156LUBTN-T | Allegro Micr... | 0.5 $ | 1000 | 2-WIRE FACTORY PROGRAMMED... |
A1156LLHLX-T | Allegro Micr... | 0.41 $ | 1000 | MAGNETIC SWITCH UNIPOLAR ... |
A11503RNZQ | C&K | 3.65 $ | 295 | SWITCH ROTARY 3POS 2.5A 1... |
A1155LUBTN-F-T | Allegro Micr... | 0.5 $ | 1000 | 2WIRE FACTORY PROGRAMMED ... |
A11515RNCQ | C&K | 4.24 $ | 1000 | SWITCH ROTARY 3POS 2.5A 1... |
A115132A8SZRQ | C&K | 10.1 $ | 1000 | SWITCH KEYLK 3POS SP3T 2.... |
A11514RNZQ | C&K | 3.67 $ | 41 | SWITCH ROTARY 3POS 2.5A 1... |
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A1156LUBTN-F-T | Allegro Micr... | 0.5 $ | 1000 | MAGNETIC SWITCH UNIPOLARD... |
A11503MNCQ | C&K | 4.53 $ | 1000 | SWITCH ROTARY 3POS 2.5A 1... |
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A1157LLHLX-T | Allegro Micr... | 0.39 $ | 10000 | MAGNETIC SWITCH UNIPOLAR ... |
A1155LLHLX-T | Allegro Micr... | -- | 1000 | MAGNETIC SWITCH UNIPOLAR ... |
A1152LUBTN-F-T | Allegro Micr... | 0.5 $ | 1000 | MAGNETIC SWITCH UNIPOLARD... |
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