Monolithic Power Systems Inc.
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MP20046DQ-G-LF-P
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MP20046DQ-G-LF-P

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High Efficiency, Low Power Consumption
  • Package: QFN (Quad Flat No-Lead)
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.6V to 3.6V
  • Maximum Output Current: 1.5A
  • Efficiency: Up to 95%
  • Switching Frequency: 1.2MHz
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MP20046DQ-G-LF-P has the following pin configuration:

  1. VIN: Input Voltage
  2. GND: Ground
  3. EN: Enable Pin
  4. FB: Feedback Pin
  5. SW: Switch Node
  6. PGND: Power Ground
  7. VOUT: Output Voltage

Functional Features

  • High efficiency power conversion
  • Low power consumption in standby mode
  • Overcurrent protection
  • Thermal shutdown protection
  • Under-voltage lockout (UVLO) protection
  • Soft-start function for smooth power-up

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power dissipation - Wide input voltage range allows for versatile applications - Compact package size saves board space - Comprehensive protection features ensure system reliability

Disadvantages: - Limited maximum output current may not be suitable for high-power applications - Requires external components for operation

Working Principles

The MP20046DQ-G-LF-P is a voltage regulator IC that converts an input voltage within the range of 2.7V to 5.5V to a regulated output voltage between 0.6V and 3.6V. It achieves this through a high-efficiency switching regulator topology.

The IC utilizes a pulse-width modulation (PWM) control scheme to regulate the output voltage. The feedback pin (FB) monitors the output voltage and adjusts the duty cycle of the internal switch to maintain a stable output voltage.

The MP20046DQ-G-LF-P also incorporates various protection features such as overcurrent protection, thermal shutdown protection, and under-voltage lockout (UVLO) protection to safeguard the system from potential faults or abnormal operating conditions.

Detailed Application Field Plans

The MP20046DQ-G-LF-P is commonly used in various applications that require efficient power management. Some of the typical application fields include:

  1. Portable electronic devices: Smartphones, tablets, portable media players
  2. Battery-powered systems: Wearable devices, wireless sensors, IoT devices
  3. Industrial equipment: Test and measurement instruments, automation systems
  4. Automotive electronics: Infotainment systems, advanced driver-assistance systems (ADAS)
  5. Communication systems: Routers, switches, network equipment

Detailed and Complete Alternative Models

  • MP20045DQ-G-LF-P
  • MP20047DQ-G-LF-P
  • MP20048DQ-G-LF-P
  • MP20049DQ-G-LF-P

These alternative models offer similar functionality and specifications, providing flexibility for different design requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MP20046DQ-G-LF-P v technických řešeních

Sure! Here are 10 common questions and answers related to the application of MP20046DQ-G-LF-P in technical solutions:

  1. Question: What is the MP20046DQ-G-LF-P?
    Answer: The MP20046DQ-G-LF-P is a voltage regulator IC (integrated circuit) designed for use in various technical solutions.

  2. Question: What is the input voltage range of the MP20046DQ-G-LF-P?
    Answer: The MP20046DQ-G-LF-P has an input voltage range of 4.5V to 18V.

  3. Question: What is the output voltage range of the MP20046DQ-G-LF-P?
    Answer: The MP20046DQ-G-LF-P can provide an adjustable output voltage range from 0.6V to 5.5V.

  4. Question: What is the maximum output current of the MP20046DQ-G-LF-P?
    Answer: The MP20046DQ-G-LF-P can deliver a maximum output current of 4A.

  5. Question: Does the MP20046DQ-G-LF-P have built-in protection features?
    Answer: Yes, the MP20046DQ-G-LF-P includes over-current protection, thermal shutdown, and under-voltage lockout features.

  6. Question: Can the MP20046DQ-G-LF-P operate in a wide temperature range?
    Answer: Yes, the MP20046DQ-G-LF-P is designed to operate in a temperature range of -40°C to +125°C.

  7. Question: Is the MP20046DQ-G-LF-P suitable for battery-powered applications?
    Answer: Yes, the MP20046DQ-G-LF-P is suitable for battery-powered applications due to its low quiescent current and high efficiency.

  8. Question: Can the MP20046DQ-G-LF-P be used in automotive applications?
    Answer: Yes, the MP20046DQ-G-LF-P meets the AEC-Q100 automotive qualification standards, making it suitable for automotive applications.

  9. Question: Does the MP20046DQ-G-LF-P require any external components for operation?
    Answer: Yes, the MP20046DQ-G-LF-P requires a few external components such as input/output capacitors and resistors for voltage setting.

  10. Question: What package options are available for the MP20046DQ-G-LF-P?
    Answer: The MP20046DQ-G-LF-P is available in a compact 3mm x 3mm QFN package, which is suitable for space-constrained applications.

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