STMicroelectronics
La imagen puede ser una representación.
Consulte las especificaciones para obtener detalles del producto.
L6717A
Ver Detalle Hojas de datos

L6717A

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High efficiency, compact size, low power consumption
  • Package: Small Outline Integrated Circuit (SOIC)
  • Essence: Voltage Regulator
  • Packaging/Quantity: Available in reels of 2500 units

Specifications

  • Input Voltage Range: 4.5V to 36V
  • Output Voltage Range: 1.2V to 35V
  • Maximum Output Current: 3A
  • Quiescent Current: 120µA
  • Switching Frequency: 500kHz
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The L6717A IC has the following pin configuration:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. COMP: Compensation pin for feedback control
  4. FB: Feedback pin for output voltage regulation
  5. EN: Enable pin for turning the regulator on/off
  6. VOUT: Output voltage pin
  7. SW: Switching node pin for connecting the inductor
  8. PGND: Power ground pin

Functional Features

  • Wide input voltage range allows for versatile applications
  • High efficiency conversion for reduced power loss
  • Adjustable output voltage for flexibility
  • Overcurrent and thermal protection for enhanced safety
  • Fast transient response for stable operation

Advantages

  • Compact size enables space-saving designs
  • Low power consumption for energy-efficient operation
  • Wide operating temperature range for various environments
  • Robust protection features ensure reliable performance

Disadvantages

  • Limited maximum output current may not be suitable for high-power applications
  • Requires external components for complete voltage regulation circuit

Working Principles

The L6717A is a voltage regulator IC that utilizes a switching regulator topology. It operates by converting the input voltage to a higher or lower regulated output voltage, depending on the application requirements. The IC uses a high-frequency switching transistor to control the energy flow and maintain the desired output voltage. This switching action allows for efficient power conversion with minimal power loss.

Detailed Application Field Plans

The L6717A is commonly used in various applications, including:

  1. Power supplies for industrial equipment
  2. Automotive electronics
  3. Telecommunications systems
  4. Consumer electronics
  5. LED lighting systems

Detailed and Complete Alternative Models

  1. L6718A: Similar specifications and features, but with higher maximum output current of 5A.
  2. L6716A: Lower maximum output current of 2A, suitable for low-power applications.
  3. L6719A: Higher switching frequency of 1MHz, ideal for applications requiring faster response times.

These alternative models provide options based on specific requirements and power levels needed for different applications.

Word count: 314 words

Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de L6717A en soluciones técnicas

Sure! Here are 10 common questions and answers related to the application of L6717A in technical solutions:

  1. Q: What is L6717A? A: L6717A is a high-efficiency synchronous step-down DC-DC converter integrated circuit (IC) commonly used in power management applications.

  2. Q: What is the input voltage range of L6717A? A: The input voltage range of L6717A typically varies from 4.5V to 60V, making it suitable for a wide range of applications.

  3. Q: What is the output voltage range of L6717A? A: The output voltage range of L6717A can be adjusted from 0.6V to 55V, providing flexibility for various voltage requirements.

  4. Q: What is the maximum output current of L6717A? A: The maximum output current of L6717A depends on the specific design and external components used, but it can typically handle currents up to several amps.

  5. Q: How does L6717A achieve high efficiency? A: L6717A utilizes advanced control techniques such as pulse frequency modulation (PFM) and pulse width modulation (PWM) to optimize power conversion efficiency.

  6. Q: Can L6717A operate in a wide temperature range? A: Yes, L6717A is designed to operate reliably in a wide temperature range, typically from -40°C to 125°C, making it suitable for industrial and automotive applications.

  7. Q: Does L6717A have built-in protection features? A: Yes, L6717A incorporates various protection features like overvoltage protection (OVP), overcurrent protection (OCP), and thermal shutdown to ensure safe operation.

  8. Q: Can L6717A be used in battery-powered applications? A: Yes, L6717A can be used in battery-powered applications as it supports low-power mode and has a low quiescent current, helping to conserve battery life.

  9. Q: What type of package does L6717A come in? A: L6717A is available in a compact and thermally efficient PowerSO-10 package, which facilitates easy integration into space-constrained designs.

  10. Q: Are there any evaluation boards or reference designs available for L6717A? A: Yes, the manufacturer of L6717A provides evaluation boards and reference designs that can help developers quickly prototype and implement solutions using this IC.

Please note that the answers provided here are general and may vary depending on the specific application and design considerations.