MLX91209LVA-CAA-000-SP

Frequency:	DC ~ 200kHz
Package / Case:	4-SSIP Module
Mounting Type:	Through Hole
Polarization:	Bidirectional
Operating Temperature:	-40°C ~ 125°C
Current - Supply (Max):	14mA
Response Time:	4µs
Voltage - Supply:	4.5 V ~ 5.5 V
Accuracy:	±0.1%
Linearity:	±0.4%
Series:	--
Sensitivity:	50mV/mT
Output:	Ratiometric, Voltage
Number of Channels:	1
Current - Sensing:	45mT
Sensor Type:	Hall Effect, Open Loop
For Measuring:	AC/DC
Part Status:	Active
Packaging:	Bulk

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Current Transducers: MLX91209LVA-CAA-000-SP Application Field and Working Principle

The MLX91209LVA-CAA-000-SP is one of many models in the extensive Melexis current transducer family. It is a linear current transducer of the side-port type, and its application fields include feedback loop control, overcurrent protection and metering.The side-port type of current transducer looks like a slotted tube. Its sensing element has one side with a series of semicircular slots cut along it. When current travels through the transducer, it produces an axial magnetic field in the slots. The shape and arrangement of the slots is designed to ensure that the maximum amount of magnetic flux is concentrated in the slots, and will also ensure that all connecting wires receive an even current distribution.When the current travels through the MLX91209LVA-CAA-000-SP, it produces a commutation action that causes the slots to rotate in a plane perpendicular to the direction of the current flow. This produces a force that acts perpendicular to the direction of the current flow, thus providing the necessary feedback to create an adjustable current loop. The output is then taken from one of the sides of the slots.The output of the MLX91209LVA-CAA-000-SP transducer will be either an analog output that is proportional to the current, or a PWM (pulse-width modulation) signal whose width is proportional to the current. These signals can then be used for feedback control in a current loop or they can be used for metering current in an AC or DC application.The main advantage of using the MLX91209LVA-CAA-000-SP for current transduction is that, unlike resistive-type transducers, it is more accurate and has a higher linearity range than its resistive-type counterparts. Furthermore, it is light and compact compared to other types of current transducers, and is therefore easy to integrate into other systems with ease.The MLX91209LVA-CAA-000-SP is also cost effective. It is designed to be used for low-cost current control applications, and its robust components make it ideal for applications that require robust performance even in hostile high-temperature or vibration environments.In conclusion, the MLX91209LVA-CAA-000-SP is an ideal choice for current transduction applications. Its low cost and superior performance make it ideal for feedback control and metering in a range of applications. Its light and compact size also make it easy to integrate into other systems for maximum efficiency.

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