MAX8552EUB+ - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuit (IC)

Use: The MAX8552EUB+ is a voltage regulator IC designed for use in various electronic devices. It provides stable and regulated power supply to the connected components.

Characteristics: - High efficiency - Low dropout voltage - Wide input voltage range - Overcurrent and thermal protection - Adjustable output voltage

Package: The MAX8552EUB+ is available in a small 10-pin µMAX package, which ensures compactness and ease of integration into different circuit designs.

Essence: This IC serves as a reliable power management solution, ensuring consistent and efficient power delivery to the connected components.

Packaging/Quantity: The MAX8552EUB+ is typically sold in reels or tubes containing a specific quantity of ICs, depending on the manufacturer's packaging standards.

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage Range: 1.2V to 5.5V
• Maximum Output Current: 500mA
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 40µA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX8552EUB+ features the following pin configuration:

1. GND (Ground)
2. FB (Feedback)
3. EN (Enable)
4. VOUT (Output Voltage)
5. VIN (Input Voltage)
6. NC (No Connection)
7. NC (No Connection)
8. NC (No Connection)
9. NC (No Connection)
10. VDD (Power Supply)

Functional Features

• High Efficiency: The MAX8552EUB+ offers high efficiency, minimizing power loss and maximizing battery life in portable devices.
• Low Dropout Voltage: With a low dropout voltage, this IC can maintain stable output voltage even when the input voltage is close to the desired output voltage.
• Overcurrent and Thermal Protection: The IC incorporates overcurrent and thermal protection mechanisms, safeguarding the connected components from damage due to excessive current or temperature.
• Adjustable Output Voltage: The output voltage of the MAX8552EUB+ can be easily adjusted using external resistors, providing flexibility in various applications.

Advantages and Disadvantages

Advantages: - High efficiency leads to improved battery life. - Wide input voltage range allows compatibility with different power sources. - Overcurrent and thermal protection ensure component safety. - Adjustable output voltage provides versatility.

Disadvantages: - Limited maximum output current may restrict usage in high-power applications. - Dropout voltage may affect performance in low-input voltage scenarios.

Working Principles

The MAX8552EUB+ operates as a linear voltage regulator. It regulates the output voltage by comparing it with a reference voltage generated internally. Any deviation from the desired output voltage is corrected by adjusting the internal pass transistor, ensuring a stable output voltage.

Detailed Application Field Plans

The MAX8552EUB+ finds applications in various electronic devices, including but not limited to: - Portable consumer electronics - Battery-powered devices - IoT (Internet of Things) devices - Embedded systems - Wearable devices

Detailed and Complete Alternative Models

1. LM1117-3.3: A popular alternative with similar specifications and pin configuration.
2. LT1763: Offers higher maximum output current and lower dropout voltage.
3. TPS79633: Provides adjustable output voltage and enhanced thermal performance.

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

In conclusion, the MAX8552EUB+ is a versatile voltage regulator IC that offers high efficiency, adjustable output voltage, and protection features. Its compact package and wide input voltage range make it suitable for various electronic devices. However, its limited maximum output current and dropout voltage should be considered in specific applications. Alternative models such as LM1117-3.3, LT1763, and TPS79633 provide additional options with varying specifications and features.