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LT1579IGN-3#PBF
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LT1579IGN-3#PBF

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output current capability - Adjustable output voltage - Thermal shutdown protection - Short-circuit current limiting

Package: 16-Lead SSOP

Essence: The LT1579IGN-3#PBF is a voltage regulator IC designed to provide a stable and adjustable output voltage for various electronic applications.

Packaging/Quantity: The LT1579IGN-3#PBF is available in a 16-Lead SSOP package. It is typically sold in reels of 2500 units.

Specifications

  • Input Voltage Range: 2.5V to 7V
  • Output Voltage Range: 1.25V to 6.5V
  • Dropout Voltage: 300mV at 3A
  • Output Current: Up to 3A
  • Line Regulation: ±0.02%
  • Load Regulation: ±0.1%
  • Quiescent Current: 10mA
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT1579IGN-3#PBF has a 16-Lead SSOP package with the following pin configuration:

  1. VIN: Input Voltage
  2. GND: Ground
  3. ADJ: Output Voltage Adjustment
  4. VOUT: Output Voltage
  5. NC: No Connection
  6. NC: No Connection
  7. NC: No Connection
  8. NC: No Connection
  9. NC: No Connection
  10. NC: No Connection
  11. NC: No Connection
  12. NC: No Connection
  13. NC: No Connection
  14. NC: No Connection
  15. NC: No Connection
  16. NC: No Connection

Functional Features

  • Low dropout voltage allows operation with small input-output differentials.
  • High output current capability enables the use of the IC in power-hungry applications.
  • Adjustable output voltage provides flexibility for various circuit requirements.
  • Thermal shutdown protection prevents damage due to excessive temperature.
  • Short-circuit current limiting protects the IC and connected components from damage during a short circuit.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient power conversion. - High output current capability supports demanding applications. - Adjustable output voltage offers versatility. - Thermal shutdown protection enhances reliability. - Short-circuit current limiting safeguards the circuit.

Disadvantages: - Limited input voltage range (2.5V to 7V). - Quiescent current of 10mA may be relatively high for low-power applications.

Working Principles

The LT1579IGN-3#PBF operates as a linear voltage regulator. It uses a pass transistor to regulate the output voltage based on the feedback received from the ADJ pin. The internal circuitry compares the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

The LT1579IGN-3#PBF can be used in various electronic applications, including but not limited to: - Power supplies - Battery-powered devices - Automotive electronics - Industrial control systems - Portable consumer electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LT1579IGN-3#PBF include: - LM317T - LT1084CP-5 - LM1117IMPX-3.3 - MAX603ESA+ - TPS7A4700RGWT

These alternatives provide comparable voltage regulation capabilities and can be considered based on specific application requirements.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av LT1579IGN-3#PBF i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of LT1579IGN-3#PBF in technical solutions:

  1. Q: What is the LT1579IGN-3#PBF? A: The LT1579IGN-3#PBF is a specific model of integrated circuit (IC) voltage regulator.

  2. Q: What is the purpose of the LT1579IGN-3#PBF? A: The LT1579IGN-3#PBF is designed to regulate and stabilize voltage levels in electronic circuits.

  3. Q: What is the input voltage range for the LT1579IGN-3#PBF? A: The LT1579IGN-3#PBF can accept input voltages ranging from 2.7V to 36V.

  4. Q: What is the output voltage range for the LT1579IGN-3#PBF? A: The LT1579IGN-3#PBF can provide output voltages ranging from 1.25V to 34V.

  5. Q: What is the maximum output current of the LT1579IGN-3#PBF? A: The LT1579IGN-3#PBF can deliver a maximum output current of 3A.

  6. Q: Is the LT1579IGN-3#PBF suitable for automotive applications? A: Yes, the LT1579IGN-3#PBF is designed to meet the requirements of automotive applications.

  7. Q: Does the LT1579IGN-3#PBF have built-in protection features? A: Yes, the LT1579IGN-3#PBF includes features like thermal shutdown and current limit protection.

  8. Q: Can the LT1579IGN-3#PBF operate in a wide temperature range? A: Yes, the LT1579IGN-3#PBF is specified to operate from -40°C to 125°C.

  9. Q: What package does the LT1579IGN-3#PBF come in? A: The LT1579IGN-3#PBF is available in an 8-pin SOIC (Small Outline Integrated Circuit) package.

  10. Q: Are there any application notes or reference designs available for the LT1579IGN-3#PBF? A: Yes, Linear Technology (now part of Analog Devices) provides application notes and reference designs for the LT1579IGN-3#PBF on their website.

Please note that the answers provided here are general and may vary depending on the specific requirements and use cases. It's always recommended to refer to the datasheet and documentation provided by the manufacturer for accurate and detailed information.