MPQ4423AGQ-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 VIN
• Maximum Output Current: 3A
• Switching Frequency: 1.5MHz
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MPQ4423AGQ-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. BST: Bootstrap Capacitor Connection
9. VCC: Supply Voltage for Internal Circuitry
10. AGND: Analog Ground
11. COMP: Compensation Pin
12. ILIM: Current Limit Setting Pin
13. PG: Power Good Indicator
14. NC: No Connection
15. NC: No Connection
16. VOUT: Output Voltage

Functional Features

• High Efficiency: The MPQ4423AGQ-P offers high efficiency power conversion, minimizing energy loss.
• Low Power Consumption: It consumes low power during operation, reducing overall power consumption.
• Wide Input Voltage Range: It can accept input voltages ranging from 2.7V to 5.5V, providing flexibility in various applications.
• Adjustable Output Voltage: The output voltage can be adjusted from 0.6V to the input voltage, allowing customization based on specific requirements.
• Power Good Indicator: The PG pin indicates the status of the output voltage, providing a reliable indication of system operation.

Advantages and Disadvantages

Advantages

• High efficiency power conversion
• Low power consumption
• Wide input voltage range
• Adjustable output voltage
• Power good indicator for system monitoring

Disadvantages

• Limited maximum output current (3A)
• Operating temperature range may not be suitable for extreme environments

Working Principles

The MPQ4423AGQ-P is a voltage regulator IC that utilizes a switching regulator topology. It operates by converting the input voltage to a regulated output voltage through high-frequency switching. This switching action allows for efficient power conversion while maintaining a stable output voltage. The feedback mechanism continuously monitors the output voltage and adjusts the duty cycle of the internal switch to maintain the desired output voltage level.

Detailed Application Field Plans

The MPQ4423AGQ-P is commonly used in various applications, including:

1. Portable Electronic Devices: It can be utilized in smartphones, tablets, and portable media players to regulate the voltage for different components.
2. Industrial Automation: It finds application in industrial control systems, motor drives, and robotics, providing stable power supply for critical components.
3. Automotive Electronics: It is suitable for automotive applications such as infotainment systems, lighting controls, and powertrain modules, ensuring reliable power delivery.
4. IoT Devices: It can be integrated into Internet of Things (IoT) devices like smart home appliances, wearables, and sensor nodes, enabling efficient power management.

Detailed and Complete Alternative Models

1. MPQ4422AGQ-P: Similar to MPQ4423AGQ-P but with a lower maximum output current of 2A.
2. MPQ4424AGQ-P: Similar to MPQ4423AGQ-P but with a higher maximum output current of 4A.
3. MPQ4425AGQ-P: Similar to MPQ4423AGQ-P but with a wider input voltage range of 2.7V to 36V.

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

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