MPQ4423GQ-P

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High Efficiency, Low Power Consumption
• Package: QFN-16
• Essence: Voltage Regulator
• Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.6V to 3.3V
• Maximum Output Current: 1.5A
• Quiescent Current: 50µA
• Switching Frequency: 1.5MHz
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MPQ4423GQ-P has a total of 16 pins. The pin configuration is as follows:

1. VIN: Input Voltage
2. GND: Ground
3. EN: Enable Pin
4. FB: Feedback Pin
5. SS: Soft-Start Pin
6. PGND: Power Ground
7. SW: Switch Node
8. SW: Switch Node
9. SW: Switch Node
10. SW: Switch Node
11. VOUT: Output Voltage
12. VOUT: Output Voltage
13. VOUT: Output Voltage
14. VOUT: Output Voltage
15. PGND: Power Ground
16. VIN: Input Voltage

Functional Features

• High Efficiency: The MPQ4423GQ-P offers high efficiency power conversion, minimizing energy loss.
• Low Power Consumption: With a quiescent current of only 50µA, the IC ensures low power consumption during standby or idle modes.
• Wide Input Voltage Range: The IC can accept input voltages ranging from 2.7V to 5.5V, making it suitable for various applications.
• Adjustable Output Voltage: The output voltage can be adjusted from 0.6V to 3.3V, providing flexibility in different power supply requirements.
• Soft-Start Function: The soft-start pin (SS) allows for a controlled startup, reducing inrush current and protecting the circuitry.

Advantages and Disadvantages

Advantages

• High efficiency power conversion
• Low power consumption during standby
• Wide input voltage range
• Adjustable output voltage
• Soft-start function for controlled startup

Disadvantages

• Limited maximum output current (1.5A)
• Operating temperature range may not be suitable for extreme environments

Working Principles

The MPQ4423GQ-P is a voltage regulator IC that utilizes a switching regulator topology. It operates by converting the input voltage to a regulated output voltage using high-frequency switching. This switching action allows for efficient power conversion with minimal energy loss. The feedback mechanism ensures that the output voltage remains stable within the desired range.

Detailed Application Field Plans

The MPQ4423GQ-P is commonly used in various applications requiring power management. Some of the typical application fields include:

1. Portable Electronic Devices: The IC is suitable for powering smartphones, tablets, portable media players, and other battery-operated devices.
2. IoT Devices: It can be used in Internet of Things (IoT) devices such as sensors, smart home devices, and wearable technology.
3. Industrial Equipment: The IC finds applications in industrial equipment, including control systems, motor drives, and instrumentation.
4. Automotive Electronics: It can be utilized in automotive electronics for powering infotainment systems, lighting, and other subsystems.
5. Power Supplies: The IC can be integrated into power supply modules for various electronic systems.

Detailed and Complete Alternative Models

1. MPQ4422GQ-P: Similar to MPQ4423GQ-P, but with a lower maximum output current of 1A.
2. MPQ4424GQ-P: Similar to MPQ4423GQ-P, but with a higher maximum output current of 2A.
3. MPQ4425GQ-P: Similar to MPQ4423GQ-P, but with an extended operating temperature range of -40°C to +125°C.

These alternative models provide options with varying specifications to suit different application requirements.

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