MPQ2420AGF

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High Efficiency, Low Quiescent Current, Small Package Size
• Package: QFN-16
• Essence: Voltage Mode Synchronous Step-Down Converter
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 4.5V to 18V
• Output Voltage Range: 0.8V to 6V
• Switching Frequency: 1MHz
• Maximum Output Current: 2A
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MPQ2420AGF has a total of 16 pins. The pin configuration is as follows:

1. VIN: Input voltage pin
2. SW: Switching node connection for the inductor
3. GND: Ground reference pin
4. FB: Feedback pin for output voltage regulation
5. EN: Enable pin for turning on/off the converter
6. SS/TR: Soft-start and tracking control pin
7. PGND: Power ground reference pin
8. LX: Connection to the low-side MOSFET drain
9. VCC: Supply voltage input for internal circuitry
10. COMP: Compensation pin for loop stability
11. BST: Bootstrap capacitor connection pin
12. AGND: Analog ground reference pin
13. PG: Power good indicator output pin
14. ILIM: Current limit setting pin
15. SS/TR: Soft-start and tracking control pin
16. VOUT: Output voltage pin

Functional Features

• High efficiency synchronous step-down converter
• Low quiescent current for improved power savings
• Wide input voltage range for versatile applications
• Adjustable output voltage for flexibility
• Integrated power MOSFETs for compact design
• Over-temperature protection for enhanced reliability
• Power good indicator for system monitoring

Advantages and Disadvantages

Advantages

• High efficiency operation reduces power dissipation
• Small package size saves board space
• Wide input voltage range allows for various power sources
• Adjustable output voltage suits different load requirements
• Integrated power MOSFETs simplify circuit design

Disadvantages

• Limited maximum output current of 2A
• Operating temperature range may not be suitable for extreme environments

Working Principles

The MPQ2420AGF is a voltage mode synchronous step-down converter. It utilizes pulse width modulation (PWM) to regulate the output voltage. The input voltage is stepped down to the desired output voltage using high-frequency switching. The integrated power MOSFETs ensure efficient power transfer. The feedback loop continuously adjusts the duty cycle to maintain a stable output voltage.

Detailed Application Field Plans

The MPQ2420AGF is commonly used in various applications, including:

1. Portable electronic devices: Provides efficient power management for smartphones, tablets, and portable media players.
2. Industrial equipment: Suitable for powering control systems, sensors, and communication modules in industrial automation.
3. Automotive electronics: Used in automotive infotainment systems, lighting controls, and advanced driver assistance systems (ADAS).
4. IoT devices: Enables efficient power supply for smart home devices, wearables, and wireless sensor networks.
5. Battery-powered systems: Ideal for battery chargers, power banks, and energy harvesting applications.

Detailed and Complete Alternative Models

1. MPQ2410AGF: Similar specifications with a lower maximum output current of 1A.
2. MPQ2430AGF: Higher maximum output current of 3A with similar features and pin configuration.
3. MPQ2440AGF: Increased maximum output current of 4A for applications requiring higher power.

These alternative models offer similar functionality and can be considered based on specific application requirements.

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