MAX1719EUT+ - English Editing Encyclopedia Entry

Product Overview

Category

MAX1719EUT+ belongs to the category of integrated circuits (ICs).

Use

The MAX1719EUT+ is commonly used as a step-up DC-DC converter.

Characteristics

• The MAX1719EUT+ has a high efficiency, making it suitable for battery-powered applications.
• It operates over a wide input voltage range, allowing flexibility in various power supply designs.
• This IC offers a low quiescent current, minimizing power consumption when not in use.
• It provides a stable output voltage, ensuring reliable performance in different operating conditions.

Package

The MAX1719EUT+ is available in a small SOT23-6 package.

Essence

The essence of the MAX1719EUT+ lies in its ability to efficiently convert a lower input voltage to a higher output voltage, making it ideal for boosting power supplies.

Packaging/Quantity

This product is typically sold in reels containing 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage Range: Up to 28V
• Switching Frequency: 1MHz
• Quiescent Current: 50µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX1719EUT+ has six pins arranged as follows:

```

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| | --| VIN GND |-- Pin 1: VIN (Input Voltage) --| EN SW |-- Pin 2: EN (Enable) --| FB LX |-- Pin 3: FB (Feedback) --| PGND LX |-- Pin 4: PGND (Power Ground) --| LX LX |-- Pin 5: LX (Switching Node) --| VOUT GND |-- Pin 6: VOUT (Output Voltage) |___________| ```

Functional Features

• High Efficiency: The MAX1719EUT+ offers high efficiency, minimizing power losses during voltage conversion.
• Wide Input Voltage Range: It can operate with input voltages ranging from 2.5V to 16V, providing flexibility in various applications.
• Low Quiescent Current: The IC has a low quiescent current of 50µA, reducing power consumption when the converter is idle.
• Stable Output Voltage: The MAX1719EUT+ ensures a stable output voltage, maintaining reliable performance under varying load conditions.

Advantages and Disadvantages

Advantages

• High efficiency for improved power management.
• Wide input voltage range allows for versatile applications.
• Low quiescent current minimizes power consumption.
• Stable output voltage ensures reliable operation.

Disadvantages

• Limited maximum output voltage of 28V may not be suitable for certain high-voltage applications.
• SOT23-6 package may have size limitations for specific designs.

Working Principles

The MAX1719EUT+ operates as a step-up DC-DC converter using a boost topology. It utilizes an internal switch to control the energy transfer from the input to the output. When enabled, the IC regulates the output voltage by adjusting the duty cycle of the internal switch. This enables efficient voltage boosting, making it suitable for applications requiring higher output voltages than the input.

Detailed Application Field Plans

The MAX1719EUT+ finds applications in various fields, including but not limited to: 1. Battery-powered devices: Provides efficient voltage boosting for portable electronics. 2. Automotive systems: Used for powering sensors, displays, or other components requiring higher voltages. 3. Industrial equipment: Enables voltage conversion for control systems or motor drives. 4. Telecommunications: Suitable for boosting voltages in communication devices or network equipment.

Detailed and Complete Alternative Models

1. MAX1719EUT-T: Similar to MAX1719EUT+ but available in a different package (SOT23-5).
2. MAX1719EEET+: Enhanced version with extended temperature range (-40°C to +125°C).
3. MAX1719EUT-TG069: RoHS-compliant variant of MAX1719EUT+.

These alternative models offer similar functionality and can be considered as substitutes for the MAX1719EUT+ in various applications.

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