MAX17502FATB+ - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuits (ICs)

Use: The MAX17502FATB+ is a high-efficiency, synchronous step-down DC-DC converter designed for use in various applications such as industrial control systems, consumer electronics, and automotive systems.

Characteristics: - High Efficiency: The MAX17502FATB+ offers up to 95% efficiency, ensuring minimal power loss during operation. - Wide Input Voltage Range: It can accept input voltages ranging from 4.5V to 60V, making it suitable for a wide range of applications. - Adjustable Output Voltage: The output voltage can be adjusted from 0.9V to 90% of the input voltage, providing flexibility in different scenarios. - Current Limit Protection: The device incorporates current limit protection to prevent damage due to excessive current flow. - Thermal Shutdown Protection: It includes thermal shutdown protection to safeguard against overheating.

Package: The MAX17502FATB+ is available in a compact, 16-pin TQFN package, which ensures ease of integration into various circuit designs.

Essence: This DC-DC converter is designed to efficiently convert high input voltages to lower output voltages, enabling reliable power supply for a wide range of electronic devices.

Packaging/Quantity: The MAX17502FATB+ is typically sold in reels containing 250 units per reel.

Specifications

• Input Voltage Range: 4.5V to 60V
• Output Voltage Range: 0.9V to 90% of the input voltage
• Maximum Output Current: 2A
• Switching Frequency: 500kHz
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MAX17502FATB+ features the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. FB: Feedback pin for output voltage regulation
4. EN: Enable pin to control device operation
5. SS/TR: Soft-start/Tracking pin for controlling startup behavior
6. PGND: Power ground pin
7. LX: Switching node pin
8. BST: Boost capacitor connection pin
9. VCC: Internal bias voltage input pin
10. AGND: Analog ground pin
11. COMP: Compensation pin for stability control
12. SS/TR: Soft-start/Tracking pin for controlling startup behavior
13. PGND: Power ground pin
14. LX: Switching node pin
15. BST: Boost capacitor connection pin
16. VCC: Internal bias voltage input pin

Functional Features

• High Efficiency Conversion: The MAX17502FATB+ utilizes advanced control techniques to achieve high conversion efficiency, minimizing power loss.
• Wide Input Voltage Range: It can handle a wide range of input voltages, making it suitable for diverse applications.
• Adjustable Output Voltage: The output voltage can be easily adjusted to meet specific requirements.
• Current Limit Protection: The device incorporates current limit protection to prevent damage due to excessive current flow.
• Thermal Shutdown Protection: It includes thermal shutdown protection to safeguard against overheating.

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption. - Wide input voltage range allows for versatile application. - Adjustable output voltage provides flexibility. - Current limit and thermal shutdown protection enhance reliability.

Disadvantages: - Limited maximum output current (2A).

Working Principles

The MAX17502FATB+ operates as a synchronous step-down DC-DC converter. It uses a high-frequency switching technique to efficiently convert higher input voltages to lower output voltages. The device employs a control loop to regulate the output voltage and maintain stability. It also incorporates various protection features, such as current limit and thermal shutdown, to ensure safe operation.

Detailed Application Field Plans

The MAX17502FATB+ finds applications in various fields, including: 1. Industrial Control Systems: It can be used to power control systems in manufacturing plants, providing reliable and efficient power supply. 2. Consumer Electronics: The converter is suitable for powering electronic devices such as smartphones, tablets, and laptops. 3. Automotive Systems: It can be employed in automotive applications, such as infotainment systems, lighting controls, and power management modules.

Detailed and Complete Alternative Models

1. MAX17501FATB+: Similar to MAX17502FATB+, but with a lower maximum output current of 1A.
2. MAX17503FATB+: Similar to MAX17502FATB+, but with a higher maximum output current of 3A.
3. MAX17504FATB+: Similar to MAX17502FATB+, but with additional features like adjustable frequency and synchronization capability.

These alternative models offer similar