Monolithic Power Systems Inc.
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MP28116DQ-LF-P

MP28116DQ-LF-P

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - High efficiency voltage regulator - Low dropout voltage - Wide input voltage range - Adjustable output voltage - Overcurrent and thermal protection - Small form factor

Package: QFN (Quad Flat No-leads)

Essence: The MP28116DQ-LF-P is a power management IC designed to regulate voltage efficiently with low dropout. It is commonly used in various electronic devices to provide stable power supply.

Packaging/Quantity: The MP28116DQ-LF-P is typically sold in reels, with each reel containing 2500 units.

Specifications

  • Input Voltage Range: 2.5V - 6V
  • Output Voltage Range: 0.8V - 5.5V
  • Maximum Output Current: 1.5A
  • Dropout Voltage: 200mV at 1A
  • Quiescent Current: 60µA
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MP28116DQ-LF-P has the following pin configuration:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. EN: Enable pin for turning the IC on/off
  4. FB: Feedback pin for adjusting the output voltage
  5. VOUT: Output voltage pin

Functional Features

  • High efficiency: The MP28116DQ-LF-P utilizes advanced circuitry to achieve high efficiency power conversion.
  • Adjustable output voltage: The output voltage can be easily adjusted using an external resistor connected to the feedback pin.
  • Overcurrent and thermal protection: The IC incorporates protection mechanisms to prevent damage from excessive current or temperature.
  • Wide input voltage range: The IC can operate with input voltages ranging from 2.5V to 6V, making it suitable for a variety of applications.
  • Low dropout voltage: The IC has a low dropout voltage, ensuring stable output even when the input voltage is close to the desired output voltage.

Advantages and Disadvantages

Advantages: - High efficiency power conversion - Adjustable output voltage - Overcurrent and thermal protection - Wide input voltage range - Small form factor

Disadvantages: - Maximum output current limited to 1.5A

Working Principles

The MP28116DQ-LF-P operates as a voltage regulator by converting the input voltage to a stable output voltage. It uses a combination of internal circuitry and feedback control to maintain the desired output voltage regardless of changes in the input voltage or load conditions. The IC continuously monitors the output voltage and adjusts its internal components to regulate the output within the specified range.

Detailed Application Field Plans

The MP28116DQ-LF-P is commonly used in various electronic devices that require a stable power supply. Some potential application fields include:

  1. Mobile devices: Smartphones, tablets, portable media players
  2. IoT devices: Wearable devices, smart home appliances
  3. Industrial equipment: Sensors, control systems
  4. Automotive electronics: Infotainment systems, navigation systems

Detailed and Complete Alternative Models

  1. MP28200: Similar power management IC with higher maximum output current (2A)
  2. MP28350: Power management IC with adjustable output voltage and higher maximum output current (3.5A)
  3. MP28060: Power management IC with fixed output voltage and lower maximum output current (600mA)

These alternative models offer different specifications and features to cater to specific application requirements.

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Перечислите 10 распространенных вопросов и ответов, связанных с применением MP28116DQ-LF-P в технических решениях.

Sure! Here are 10 common questions and answers related to the application of MP28116DQ-LF-P in technical solutions:

  1. Question: What is the input voltage range of MP28116DQ-LF-P?
    Answer: The input voltage range of MP28116DQ-LF-P is typically from 4.5V to 18V.

  2. Question: What is the output voltage range of MP28116DQ-LF-P?
    Answer: The output voltage range of MP28116DQ-LF-P can be adjusted from 0.6V to 5.5V.

  3. Question: What is the maximum output current of MP28116DQ-LF-P?
    Answer: MP28116DQ-LF-P can deliver a maximum output current of 6A.

  4. Question: Does MP28116DQ-LF-P have overcurrent protection?
    Answer: Yes, MP28116DQ-LF-P features overcurrent protection to safeguard against excessive load currents.

  5. Question: Can MP28116DQ-LF-P operate in a wide temperature range?
    Answer: Yes, MP28116DQ-LF-P has a wide operating temperature range of -40°C to +125°C.

  6. Question: Is MP28116DQ-LF-P suitable for automotive applications?
    Answer: Yes, MP28116DQ-LF-P is AEC-Q100 qualified, making it suitable for automotive applications.

  7. Question: Does MP28116DQ-LF-P support adjustable switching frequency?
    Answer: Yes, MP28116DQ-LF-P supports adjustable switching frequency ranging from 200kHz to 2.2MHz.

  8. Question: Can MP28116DQ-LF-P be synchronized with an external clock?
    Answer: Yes, MP28116DQ-LF-P can be synchronized with an external clock for better system integration.

  9. Question: Does MP28116DQ-LF-P have a soft-start feature?
    Answer: Yes, MP28116DQ-LF-P incorporates a soft-start feature to minimize inrush current during startup.

  10. Question: What package options are available for MP28116DQ-LF-P?
    Answer: MP28116DQ-LF-P is available in a compact 20-pin QFN package for easy PCB integration.

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