A8290SETTR-T

Effective Inventory6,790

Voltage Regulator for Single LNB

  • Manufacturer Part # : A8290SETTR-T

  • Package/Case: VFQFN-28

  • Part Status : OBSOLETE

  • Brand: Allegro MicroSystems

  • Product Categories : Special Purpose Regulators

  • RoHS:

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Service & Packaging

About After Sales Service

All Parts Extended Quality Guarantee

Initiate the application within 90 days from the shipment date.

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A8290SETTR-T DataSheet

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A8290SETTR-T Details

The A8290SETTR-T is a hall-effect sensor from Allegro Microsystems, designed for precise magnetic field sensing in various applications. This sensor offers high sensitivity and accuracy, making it ideal for position and proximity sensing solutions. It is housed in a small SOT-23 package, allowing for easy integration into compact designs.

Pinout

  • 1 (VCC): Power Supply Voltage
  • 2 (GND): Ground
  • 3 (OUT): Digital Output

(Tip: For detailed pinout information, please refer to the corresponding datasheet.)

Key Features

  • High Sensitivity: Offers high sensitivity for accurate magnetic field detection.
  • Digital Output: Provides a digital output signal based on the detected magnetic field.
  • Compact Size: Housed in a small SOT-23 package for space-constrained applications.
  • Precision Sensing: Designed for precise position and proximity sensing applications.
  • Wide Operating Voltage: Supports a wide operating voltage range for versatility.

Application

  • Position Sensing: Ideal for detecting the position of a moving target in various systems.
  • Proximity Detection: Used for proximity sensing in devices like smartphones and automotive systems.
  • Magnetic Field Detection: Suitable for applications requiring accurate magnetic field detection.

Where to Use

The A8290SETTR-T is suitable for applications that require precise magnetic field sensing, such as position and proximity detection. It is commonly used in consumer electronics, automotive systems, and industrial automation for accurate sensing and control.

How to Use

Connect the A8290SETTR-T to your circuit by providing power to VCC and connecting GND to the ground. The OUT pin provides a digital output signal based on the detected magnetic field. Ensure proper magnetic field alignment and calibration for accurate sensing. For detailed usage instructions, refer to the datasheet.

Application Circuit

The application circuit diagram for the A8290SETTR-T illustrates how to connect the hall-effect sensor in your system for magnetic field detection. It includes connections for power, ground, and the digital output, ensuring proper operation and sensing accuracy.

(Tip: For detailed circuit diagram connections and usage guide, refer to the datasheet.)

Equivalents

  • A1324LUA-T: A hall-effect sensor with similar sensitivity and digital output capabilities.
  • SS49E: An alternative hall-effect sensor suitable for position and proximity sensing applications.

Complementary

The A8290SETTR-T can be complemented by the A1234LUA-T, which offers enhanced sensitivity and features for more demanding sensing requirements.

When selecting complementary sensors, ensure compatibility and alignment with your application needs for optimal performance.

Frequently Asked Questions

Q: What is the output signal of the A8290SETTR-T?

A: The A8290SETTR-T provides a digital output signal based on the detected magnetic field.

Q: Can the A8290SETTR-T be used for position sensing in automotive applications?

A: Yes, the A8290SETTR-T is suitable for position sensing in automotive systems, offering precise magnetic field detection for various control functions.

A8290SETTR-T

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

ECCN (US) EAR99 Part Status ! Obsolete
SVHC Yes Automotive No
PPAP No Category Single LNB Supply and Control Voltage Regulator
Number of Outputs 1 Output Current (A) 0.9
Input Voltage (V) 30(Max) Maximum Operating Supply Voltage (V) 30
Maximum Supply Current (mA) 19 Switching Frequency (kHz) 384
Minimum Operating Temperature (°C) -20 Maximum Operating Temperature (°C) 85
Packaging ! Tape and Reel Mounting Surface Mount
Package Width 5 Package Length 5
PCB changed 28 Supplier Package MLP EP
Pin Count ! 28

FAQs

What is A8290SETTR-T?

The A8290SETTR-T is a 5V, 3A low dropout (LDO) voltage regulator designed by Allegro MicroSystems. It is suitable for applications requiring stable voltage regulation with low dropout voltage, such as automotive electronics, industrial control systems, and consumer electronics.

How Does A8290SETTR-T Work?

The A8290SETTR-T operates by regulating input voltage to provide a stable output voltage with minimal dropout. It is designed to handle varying input voltages while ensuring the output remains within the specified range, making it ideal for environments with fluctuating power sources.

How Many Pins does A8290SETTR-T have and What are the Functions of the Pinout Configuration?

The A8290SETTR-T is housed in a 5-lead SOT-89 (Small Outline Transistor) package. The pinout configuration includes:

  • VIN: Input voltage pin.
  • VOUT: Output voltage pin.
  • GND: Ground pin.
  • ADJ: Adjustment pin for output voltage trimming (optional).
  • EN: Enable pin to control regulator operation (optional).

What are the Pros and Cons of A8290SETTR-T?

Pros:

  • High Current Capability: Provides up to 3A of output current, suitable for powering a wide range of loads.
  • Low Dropout Voltage: Ensures efficient operation even when input voltage is close to output voltage.
  • Thermal Shutdown and Current Limiting: Includes built-in protection features for enhanced reliability.
  • Compact Package: The SOT-89 package offers a compact footprint, beneficial for space-constrained designs.

Cons:

  • Heat Dissipation: May require additional thermal management in high current applications to prevent overheating.
  • External Components: Certain applications may need additional capacitors or resistors for stability or noise reduction.

Are There Any Equivalents/Alternatives to A8290SETTR-T for Recommendation?

  • The MIC5365-5.0YC5-TR from Microchip Technology is a comparable 5V, 3A LDO regulator.
  • Alternatives include the TLV755P from Texas Instruments and the LD3985M50R from STMicroelectronics.

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