MPQ4462DN-LF-Z

Product Overview

• Category: Integrated Circuit
• Use: Power Management
• Characteristics: High Efficiency, Low Power Consumption
• Package: DFN-8 (Dual Flat No-Lead)
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.6V to 3.3V
• Maximum Output Current: 1A
• Quiescent Current: 40µA
• Switching Frequency: 1.5MHz
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MPQ4462DN-LF-Z has a total of 8 pins:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. FB: Feedback pin
5. SW: Switch pin
6. PGND: Power ground pin
7. VOUT: Output voltage pin
8. SS: Soft-start pin

Functional Features

• High efficiency power conversion
• Low power consumption in standby mode
• Over-temperature protection
• Short-circuit protection
• Under-voltage lockout
• Soft-start function for smooth power-up

Advantages and Disadvantages

Advantages: - High efficiency results in less power loss - Wide input voltage range allows for versatile applications - Compact package size saves board space - Over-temperature and short-circuit protection enhance reliability

Disadvantages: - Limited maximum output current may not be suitable for high-power applications - Narrow output voltage range may restrict certain use cases

Working Principles

The MPQ4462DN-LF-Z is a voltage regulator 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 achieves high efficiency by utilizing a synchronous buck converter topology. The integrated circuit incorporates various protection features such as over-temperature and short-circuit protection, ensuring safe operation under different conditions.

Detailed Application Field Plans

The MPQ4462DN-LF-Z is commonly used in applications that require efficient power management, such as:

1. Battery-powered devices: Portable electronics, handheld instruments, and wireless communication devices benefit from the low power consumption and high efficiency of the MPQ4462DN-LF-Z.
2. IoT (Internet of Things) devices: With its compact package and wide input voltage range, the MPQ4462DN-LF-Z is suitable for powering various IoT devices, including sensors, smart home devices, and wearable technology.
3. Automotive electronics: The MPQ4462DN-LF-Z's operating temperature range and protection features make it suitable for automotive applications, such as infotainment systems, lighting control, and power distribution modules.

Detailed and Complete Alternative Models

1. MPQ4461DN-LF-Z: Similar to MPQ4462DN-LF-Z but with a lower maximum output current of 500mA.
2. MPQ4463DN-LF-Z: Similar to MPQ4462DN-LF-Z but with a higher maximum output current of 1.5A.
3. MPQ4464DN-LF-Z: Similar to MPQ4462DN-LF-Z but with a wider output voltage range of 0.6V to 5V.

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

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