Microchip Technology
画像はイメージの場合もございます。
商品詳細は仕様をご覧ください。
MCP19115T-E/MQ
詳細を表示 DataSheets

MCP19115T-E/MQ

Product Overview

Category

The MCP19115T-E/MQ belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

This product is primarily used in power supply systems, where it provides efficient and reliable control over various power parameters.

Characteristics

  • High efficiency: The MCP19115T-E/MQ offers high conversion efficiency, minimizing power losses during operation.
  • Versatility: It supports a wide input voltage range, making it suitable for diverse power supply applications.
  • Programmability: The IC can be easily programmed to meet specific requirements, allowing for customization and flexibility.
  • Protection features: It incorporates various protection mechanisms such as overvoltage, overcurrent, and thermal shutdown, ensuring safe operation.

Package

The MCP19115T-E/MQ is available in a compact and industry-standard QFN package, which facilitates easy integration into circuit designs.

Essence

At its core, the MCP19115T-E/MQ is a highly efficient and programmable power management IC that enables precise control over power supply systems.

Packaging/Quantity

This product is typically supplied in reels containing a specified quantity of MCP19115T-E/MQ ICs. The exact quantity may vary depending on the supplier and customer requirements.

Specifications

  • Input Voltage Range: 4.5V to 32V
  • Output Voltage Range: 0.8V to 24V
  • Maximum Output Current: 3A
  • Switching Frequency: Up to 2MHz
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MCP19115T-E/MQ features a total of 20 pins, each serving a specific function. The pin configuration is as follows:

  1. VDD - Power supply voltage input
  2. VIN - Input voltage
  3. VOUT - Output voltage
  4. GND - Ground reference
  5. FB - Feedback pin for output voltage regulation
  6. COMP - Compensation pin for stability control
  7. CS - Current sense input
  8. SS - Soft-start control pin
  9. EN - Enable pin for device operation
  10. PG - Power good indicator output
  11. PWM1 - Pulse-width modulation (PWM) output 1
  12. PWM2 - Pulse-width modulation (PWM) output 2
  13. PWM3 - Pulse-width modulation (PWM) output 3
  14. PWM4 - Pulse-width modulation (PWM) output 4
  15. ISET - Current limit setting pin
  16. RT - Oscillator timing resistor
  17. CT - Oscillator timing capacitor
  18. CLKOUT - Clock output
  19. SYNC - Synchronization input
  20. NC - No connection

Functional Features

The MCP19115T-E/MQ offers several notable functional features:

  • Voltage Mode Control: It supports voltage mode control, allowing precise regulation of the output voltage.
  • Programmable Parameters: The IC can be programmed to adjust various parameters such as switching frequency, soft-start time, and current limit.
  • Adaptive Gate Drive: It incorporates adaptive gate drive technology, optimizing the efficiency and performance of power switches.
  • Fault Protection: The MCP19115T-E/MQ includes comprehensive fault protection mechanisms, safeguarding against overvoltage, overcurrent, and thermal issues.

Advantages and Disadvantages

Advantages

  • High efficiency leads to reduced power losses.
  • Versatile input voltage range enables compatibility with various power supply systems.
  • Customizable programming allows for flexibility in meeting specific requirements.
  • Comprehensive protection features ensure safe and reliable operation.

Disadvantages

  • Limited maximum output current may not be suitable for high-power applications.
  • Complex programming interface may require expertise for optimal utilization.

Working Principles

The MCP19115T-E/MQ operates based on a voltage mode control scheme. It regulates the output voltage by comparing it with a reference voltage and adjusting the duty cycle of the pulse-width modulation (PWM) signal. This control mechanism ensures that the output voltage remains stable even under varying load conditions.

Detailed Application Field Plans

The MCP19115T-E/MQ finds applications in various fields, including but not limited to:

  1. Power supplies for consumer electronics
  2. Industrial automation systems
  3. Automotive electronics
  4. Renewable energy systems
  5. LED lighting solutions

In these applications, the MCP19115T-E/MQ provides efficient power management, enabling reliable operation and optimized performance.

Detailed and Complete Alternative Models

  1. MCP19114T-E/MQ: Similar to the MCP19115T-E/MQ, this model offers comparable features and specifications but with a lower maximum output current of 2A.
  2. MCP19116T-E/MQ: This alternative model provides a higher maximum output current of 4A, making it suitable for more demanding power supply applications.
  3. MCP

技術ソリューションにおける MCP19115T-E/MQ の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the MCP19115T-E/MQ?
    The MCP19115T-E/MQ is a highly integrated analog-based PWM controller that integrates a synchronous buck regulator, analog control loops, and a full-featured microcontroller.

  2. What are the key features of the MCP19115T-E/MQ?
    Key features include a wide input voltage range, high efficiency operation, programmable output voltage, and flexible control options.

  3. How does the MCP19115T-E/MQ benefit technical solutions?
    It provides precise control over power delivery, enabling efficient and optimized performance in various applications.

  4. What are the typical applications for the MCP19115T-E/MQ?
    Typical applications include power supplies, battery chargers, LED drivers, and other power management systems.

  5. Can the MCP19115T-E/MQ be used in automotive applications?
    Yes, it is suitable for automotive applications due to its robust design and wide operating temperature range.

  6. Is the MCP19115T-E/MQ programmable?
    Yes, it features a full-featured microcontroller that allows for programming and customization of control algorithms.

  7. What kind of protection features does the MCP19115T-E/MQ offer?
    It offers overcurrent protection, overvoltage protection, undervoltage lockout, and thermal shutdown to ensure system reliability.

  8. How does the MCP19115T-E/MQ handle transient conditions?
    It has fast transient response and adaptive control to handle dynamic load changes effectively.

  9. Can the MCP19115T-E/MQ operate in a wide input voltage range?
    Yes, it can operate in a wide input voltage range, making it suitable for diverse power supply designs.

  10. Is the MCP19115T-E/MQ easy to integrate into existing designs?
    Yes, it comes in a compact package and offers extensive application support, making integration straightforward for technical solutions.