MAX8546EUB+ - English Editing Encyclopedia Entry

Product Overview

Category

The MAX8546EUB+ belongs to the category of integrated circuits (ICs) and specifically falls under the voltage regulators category.

Use

This product is primarily used for voltage regulation in various electronic devices and systems. It ensures a stable and reliable power supply to the connected components.

Characteristics

• The MAX8546EUB+ is a highly efficient voltage regulator with low dropout voltage.
• It offers excellent line and load regulation, making it suitable for demanding applications.
• This IC operates over a wide input voltage range, providing flexibility in different power supply scenarios.
• It is designed to deliver a constant output voltage, compensating for fluctuations in the input voltage.

Package

The MAX8546EUB+ comes in a small form factor package known as µMAX®. This package type is compact and allows for easy integration into space-constrained designs.

Essence

The essence of the MAX8546EUB+ lies in its ability to regulate voltage effectively, ensuring stable power delivery to connected devices.

Packaging/Quantity

This product is typically available in tape and reel packaging, which facilitates automated assembly processes. The quantity per reel may vary depending on the supplier, but a common configuration is 2500 units per reel.

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage: Configurable within the range of 1.2V to 3.3V
• Maximum Output Current: 500mA
• Dropout Voltage: 120mV at 100mA load
• Line Regulation: ±0.05% typical
• Load Regulation: ±0.1% typical
• Quiescent Current: 50µA typical
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX8546EUB+ features a 10-pin package with the following pin configuration:

1. VOUT: Output Voltage
2. GND: Ground
3. FB: Feedback Pin
4. EN: Enable Pin
5. BYP: Bypass Capacitor Connection
6. VIN: Input Voltage
7. NC: No Connection
8. NC: No Connection
9. NC: No Connection
10. NC: No Connection

Functional Features

• Low dropout voltage ensures efficient power conversion even when the input voltage is close to the desired output voltage.
• Excellent line and load regulation provide stable output voltage despite variations in input voltage and load conditions.
• Configurable output voltage allows for flexibility in different application scenarios.
• Enable pin (EN) allows for easy control of the regulator's operation, enabling power-saving modes when necessary.
• Bypass capacitor connection (BYP) improves stability and reduces noise.

Advantages and Disadvantages

Advantages

• High efficiency and low dropout voltage result in minimal power dissipation.
• Wide input voltage range accommodates various power supply sources.
• Compact package size enables integration into space-constrained designs.
• Excellent line and load regulation ensure stable output voltage under varying conditions.

Disadvantages

• Maximum output current limited to 500mA, which may not be sufficient for high-power applications.
• Limited configurability of output voltage within the specified range.

Working Principles

The MAX8546EUB+ operates as a linear voltage regulator. It utilizes a feedback mechanism to compare the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage. The dropout voltage is minimized by employing a low dropout (LDO) architecture, ensuring efficient power conversion.

Detailed Application Field Plans

The MAX8546EUB+ finds applications in various electronic devices and systems, including but not limited to: - Battery-powered devices - Portable consumer electronics - Industrial control systems - Automotive electronics - Medical equipment

Detailed and Complete Alternative Models

• MAX8547EUB+: Similar to the MAX8546EUB+, but with a higher maximum output current of 1A.
• MAX8548EUB+: Offers adjustable output voltage within a wider range (0.8V to 5.5V) while maintaining similar characteristics to the MAX8546EUB+.
• MAX8550EUB+: Provides dual output voltages, making it suitable for applications requiring multiple power supply rails.

In conclusion, the MAX8546EUB+ is a highly efficient voltage regulator that offers stable power delivery in various electronic applications. Its compact size, wide input voltage range, and excellent regulation characteristics make it a versatile choice for designers seeking reliable voltage regulation solutions.