A4447SLJTR-T

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A4447SLJTR-T

+BOM

IC REG BUCK ADJUSTABLE 2A 8SOIC

365 1일 품질 보증

7*24 영업 시간 서비스 보증

90-판매 후 1일 보증

정품 보증

사양

속성 가치
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Function Step-Down
OutputConfiguration Positive
Topology Buck
OutputType Adjustable
NumberofOutputs 1
Voltage-Input(Min) 8V
Voltage-Input(Max) 50V
Voltage-Output(Min/Fixed) 0.8V
Voltage-Output(Max) 24V
Current-Output 2A
SynchronousRectifier No
OperatingTemperature -20°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width) Exposed Pad

개요

Description

The A4447SLJTR-T is an integrated circuit designed by Allegro MicroSystems, primarily used in automotive and industrial applications. It functions as a robust linear voltage regulator, ensuring a stable output voltage despite variations in input voltage and load conditions. The device is particularly valued for its high precision and low dropout voltage, making it suitable for systems requiring efficient power management.
Key features include overcurrent protection, thermal shutdown, and a wide input voltage range, enhancing its reliability and versatility. Its compact design, typically housed in a surface-mount package, facilitates easy integration into circuit boards, saving space and reducing assembly costs.
The A4447SLJTR-T is often used in applications such as automotive infotainment systems, industrial controls, and other electronic devices where consistent voltage regulation is critical. Its performance in harsh environments, coupled with its energy efficiency, makes it an attractive choice for engineers seeking a dependable voltage regulation solution.

Equivalent

The A4447SLJTR-T chip is a DC-DC converter from Allegro Microsystems. Equivalent products may include similar DC-DC converters from other manufacturers such as TI's LM2733, Maxim's MAX5033, or Analog Devices' ADP2300. Ensure that equivalent products meet the same specifications in terms of input voltage, output voltage, current rating, and package type. Always consult the datasheets for compatibility before selecting a replacement.

Features

The A4447SLJTR-T is a Hall-effect sensor designed for precise magnetic field detection and control applications. Key features include:
1. High Sensitivity: It operates efficiently in low magnetic field environments, which enhances its application versatility.
2. Omnipolar Detection: The sensor detects North and South magnetic poles, simplifying design requirements by eliminating the need for orientation-specific installation.
3. Low Power Consumption: Ideal for battery-operated devices, the sensor has energy-efficient performance, extending device lifetime.
4. Wide Operating Voltage: It accommodates a range of power supply voltages, providing flexibility in various electronic systems.
5. Compact Package: Available in a small form factor, it is suitable for space-constrained applications.
6. Temperature Stability: The sensor maintains performance across a wide temperature range, ensuring reliability in different environments.
7. Robust Design: It offers protection against reverse polarity and has a high tolerance to mechanical stress, enhancing durability.
These features make the A4447SLJTR-T a versatile choice for consumer electronics, automotive systems, and industrial applications.

Pinout

The A4447SLJTR-T is an automotive-grade low dropout (LDO) regulator with a specific set of features. It generally comes in a surface-mount package, such as the SOIC-8, which means it has 8 pins. This LDO regulator is designed for applications where a stable and reliable voltage supply is necessary, commonly used in automotive electronic systems.
Key functions of the A4447SLJTR-T include:
1. Output Voltage Regulation: Provides a constant output voltage with low dropout, ensuring stability even during variations in the input voltage.
2. Load Regulation: Maintains a stable output voltage despite changes in the load current.
3. Thermal Protection: Protects the device from overheating by shutting it down if it exceeds a certain temperature.
4. Short Circuit Protection: Prevents damage by limiting the current in the event of a short circuit.
Check the manufacturer's datasheet for precise pin configuration and detailed functional description.

Manufacturer

The A4447SLJTR-T is manufactured by Allegro MicroSystems. Allegro MicroSystems is a company that specializes in designing and manufacturing high-performance power and sensor integrated circuits. They cater to a variety of markets, including automotive, industrial, and consumer electronics. Allegro is known for its innovative solutions in motor drivers, magnetic sensors, power management ICs, and LED drivers. The company emphasizes advanced technology and reliability, making it a key supplier in its field.

Application

The A4447SLJTR-T is an automotive-qualified Hall-effect sensor IC commonly used in automotive and industrial applications. Its primary application areas include:
1. Position Sensing: It is used in detecting the position of mechanical components, such as camshaft and crankshaft position in engines.
2. Speed Sensing: Utilized in applications like speedometers and tachometers for measuring rotational speed.
3. Current Sensing: Employed in monitoring current flow in various systems.
4. Proximity Detection: Suitable for applications that require detecting the presence or absence of objects.
5. Level Sensing: Used in fluid level detection in tanks.
These applications benefit from its high precision, reliability, and robustness in harsh environments.

Package

The A4447SLJTR-T is a linear voltage regulator IC typically housed in a surface-mount package. Its package type is SOIC-8 (Small Outline Integrated Circuit with 8 pins), which is commonly used for compact and economical applications.

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