MAX17290EUBB+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High-Efficiency Step-Down Converter
• Package: µMAX®
• Essence: Voltage Regulator
• Packaging/Quantity: Tape & Reel, 2500 pieces per reel

Specifications

• Input Voltage Range: 4.5V to 36V
• Output Voltage Range: 0.9V to 5.5V
• Maximum Output Current: 3A
• Efficiency: Up to 95%
• Switching Frequency: 1MHz
• Operating Temperature Range: -40°C to +125°C
• Features: Adjustable Soft-Start, Enable Pin, Overcurrent Protection, Thermal Shutdown

Detailed Pin Configuration

The MAX17290EUBB+T has the following pin configuration:

1. VIN: Input Voltage Pin
2. EN: Enable Pin
3. FB: Feedback Pin
4. GND: Ground Pin
5. SW: Switching Node Pin
6. PGND: Power Ground Pin
7. SS/TRK: Soft-Start/Tracking Pin
8. VOUT: Output Voltage Pin

Functional Features

• High efficiency step-down converter for power management applications.
• Wide input voltage range allows operation from various power sources.
• Adjustable soft-start feature for controlled startup and reduced inrush current.
• Enable pin for easy on/off control of the device.
• Overcurrent protection ensures safe operation under fault conditions.
• Thermal shutdown feature protects the IC from excessive temperature.

Advantages and Disadvantages

Advantages: - High efficiency results in reduced power consumption. - Wide input voltage range provides flexibility in power source selection. - Adjustable soft-start feature prevents excessive inrush current. - Overcurrent protection enhances system reliability. - Thermal shutdown protects the IC from overheating.

Disadvantages: - Limited maximum output current of 3A may not be suitable for high-power applications. - The package size (µMAX®) may limit heat dissipation capabilities in certain designs.

Working Principles

The MAX17290EUBB+T is a step-down converter that regulates the input voltage to a lower, adjustable output voltage. It utilizes a high-frequency switching technique to efficiently convert power with minimal losses. The feedback pin (FB) monitors the output voltage and adjusts the duty cycle of the internal switch to maintain a stable output. The enable pin (EN) allows easy control of the device's operation. Overcurrent protection and thermal shutdown features ensure safe operation under fault conditions.

Detailed Application Field Plans

The MAX17290EUBB+T is commonly used in various power management applications, including but not limited to:

1. Battery-powered devices: Provides efficient power conversion for portable electronics, IoT devices, and wearables.
2. Industrial equipment: Suitable for powering sensors, actuators, and control systems in industrial automation.
3. Automotive applications: Enables efficient power supply for automotive electronics, infotainment systems, and lighting modules.
4. Communication systems: Used in networking equipment, routers, and data centers for power management purposes.
5. Home appliances: Provides regulated power for smart home devices, white goods, and consumer electronics.

Detailed and Complete Alternative Models

1. MAX17291EUBB+T: Similar to MAX17290EUBB+T, but with a higher maximum output current of 4A.
2. MAX17292EUBB+T: Step-down converter with an extended input voltage range of 4.5V to 60V.
3. MAX17293EUBB+T: Integrated circuit with additional features like adjustable frequency and synchronization capability.

These alternative models offer similar functionality to the MAX17290EUBB+T but with specific differences in terms of output current, input voltage range, and additional features.

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