MPQ4460DQ-LF-Z

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High efficiency, compact size, 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 3.3V
• Output Current: Up to 4A
• Switching Frequency: 1.2MHz
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MPQ4460DQ-LF-Z has a total of 16 pins. Here is the detailed pin configuration:

1. VIN: Input voltage pin
2. PGND: Power ground pin
3. SW: Switching node pin
4. FB: Feedback voltage pin
5. EN: Enable pin
6. SS/TR: Soft-start/Tracking pin
7. VCC: Supply voltage pin
8. AGND: Analog ground pin
9. BOOT: Bootstrap capacitor pin
10. LX: Inductor connection pin
11. COMP: Compensation pin
12. ILIM: Current limit setting pin
13. PG: Power good indicator pin
14. VOUT: Output voltage pin
15. GATE: Gate driver output pin
16. PGND: Power ground pin

Functional Features

• High efficiency conversion
• Wide input voltage range
• Adjustable output voltage
• Overcurrent protection
• Thermal shutdown protection
• Soft-start for controlled startup
• Power good indicator

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Compact size allows for space-saving designs - Wide input voltage range provides flexibility in various applications - Overcurrent and thermal protection ensure safe operation - Soft-start feature prevents excessive inrush current during startup

Disadvantages: - Limited output current capacity (up to 4A) - Operating temperature range may not be suitable for extreme environments

Working Principles

The MPQ4460DQ-LF-Z 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 3.3V. It utilizes a high-frequency switching technique to achieve high efficiency conversion. The IC incorporates various protection features such as overcurrent and thermal shutdown to ensure safe operation. The soft-start function allows for controlled startup, preventing excessive inrush current.

Detailed Application Field Plans

The MPQ4460DQ-LF-Z is widely used in various applications requiring power management. Some of the common application fields include:

1. Portable electronic devices: The compact size and low power consumption make it suitable for battery-powered devices such as smartphones, tablets, and portable media players.
2. Industrial automation: The voltage regulator can be utilized in industrial control systems, motor drives, and robotics, providing stable power supply for efficient operation.
3. Automotive electronics: With its wide input voltage range and robust protection features, the IC finds applications in automotive systems like infotainment, lighting, and powertrain control modules.
4. IoT devices: The MPQ4460DQ-LF-Z can be integrated into Internet of Things (IoT) devices, enabling efficient power management for sensors, actuators, and communication modules.

Detailed and Complete Alternative Models

1. MPQ4461DQ-LF-Z: Similar to MPQ4460DQ-LF-Z, but with higher output current capacity (up to 6A).
2. MPQ4462DQ-LF-Z: A variant with adjustable output voltage range (0.6V to 5V) and higher switching frequency (2MHz).
3. MPQ4463DQ-LF-Z: Designed for automotive applications, offering extended temperature range (-40°C to +125°C) and enhanced protection features.

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

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