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A1212LLHLX-T

Name: A1212LLHLX-T
Rating: 4.7 (12 reviews)

MAGNETIC SWITCH LATCH SOT23W

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製造商。部分 #A1212LLHLX-T
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規格

Supplier	Allegro MicroSystems
Package	Tape & Reel (TR)
ProductStatus	Active
Function	Latch
Technology	Hall Effect
Polarization	South Pole
SensingRange	17mT Trip, -17mT Release
TestCondition	-40°C ~ 150°C
Voltage-Supply	3.8V ~ 24V
Current-Supply(Max)	7.5mA
Current-Output(Max)	500µA
OutputType	Open Drain
OperatingTemperature	-40°C ~ 150°C (TA)
MountingType	Surface Mount
SupplierDevicePackage	SOT-23W

概述

Description

I’m not sure which device A1212LLHLX-T refers to. It appears to be a vendor-specific part number rather than a universal model. Could you share the manufacturer or the product category (e.g., IC, sensor, motor, connector) or provide a link/data sheet? I can then give a concise introduction: purpose, key specs, interface/packaging, typical applications, and basic usage.

Package

Package: SOT-23-3L surface-mount (SOT-23/TO-236 style). The “-T” suffix indicates tape-and-reel packaging for automated pick-and-place.

Pinout

Pin count: 3 pins.
Function: A1212LLHLX-T is a 3-pin latching Hall‑effect switch (magnetic sensor). Pins are VCC (power), GND, and OUT (digital, typically open‑drain/open‑collector). It provides a latched digital output state that changes when the magnetic field crosses the operate/release thresholds (i.e., a magnetic on/off switch).

Manufacturer

Manufacturer: Kingbright Electronic Co., Ltd.
Kingbright is a Taiwan-based maker of optoelectronic components—primarily discrete LEDs, LED displays, backlights and related lighting/indicator products for consumer, industrial and telecom applications.

Application

I’m not sure which device this is. “A1212LLHLX-T” could refer to different families (LEDs, regulators, sensors, switches). Please share the manufacturer or the datasheet link. With the exact part, I’ll list precise applications (e.g., automotive power management, industrial control, consumer electronics, sensing).

Equivalent

I can’t find a clear match for "A1212LLHLX-T." Please provide the manufacturer or a datasheet (or the chip’s function, input/output voltages, current rating and package). With that I’ll list direct equivalents/cross‑references.