MAX1792EUA15+ - English Editing Encyclopedia Entry

Product Overview

Category

The MAX1792EUA15+ belongs to the category of voltage regulators.

Use

This product is primarily used for regulating voltage in electronic circuits.

Characteristics

• Input Voltage Range: 2.5V to 16V
• Output Voltage: 1.5V
• Maximum Output Current: 500mA
• Dropout Voltage: 120mV at 100mA
• Low Quiescent Current: 40µA
• Low Shutdown Current: 0.1µA
• Operating Temperature Range: -40°C to +85°C

Package

The MAX1792EUA15+ comes in a small SOT23-8 package.

Essence

The essence of the MAX1792EUA15+ is its ability to provide stable and regulated voltage output in various electronic applications.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage: 1.5V
• Output Current: 500mA (maximum)
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 40µA
• Shutdown Current: 0.1µA
• Operating Temperature Range: -40°C to +85°C
• Package Type: SOT23-8

Detailed Pin Configuration

The MAX1792EUA15+ has the following pin configuration:

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

Functional Features

• Wide Input Voltage Range: The MAX1792EUA15+ can accept input voltages ranging from 2.5V to 16V, making it suitable for a wide range of applications.
• Low Dropout Voltage: With a dropout voltage as low as 120mV at 100mA, this voltage regulator minimizes power dissipation and improves efficiency.
• Low Quiescent Current: The device has a low quiescent current of only 40µA, reducing power consumption in standby or idle modes.
• Shutdown Mode: The MAX1792EUA15+ features a shutdown mode with an ultra-low current draw of 0.1µA, allowing for further power savings when the regulator is not in use.
• Thermal Protection: The device incorporates thermal shutdown protection, preventing damage due to excessive temperature.

Advantages and Disadvantages

Advantages

• Wide input voltage range allows for versatile application possibilities.
• Low dropout voltage enhances overall system efficiency.
• Low quiescent current reduces power consumption during operation.
• Shutdown mode enables additional power savings when the regulator is not needed.
• Thermal protection ensures safe operation under high-temperature conditions.

Disadvantages

• Limited output current of 500mA may not be sufficient for high-power applications.
• SOT23-8 package may require careful handling during assembly.

Working Principles

The MAX1792EUA15+ operates based on the principle of linear voltage regulation. It utilizes a feedback mechanism to maintain a constant output voltage regardless of changes in the input voltage or load conditions. The internal circuitry compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to regulate the output voltage at the desired level.

Detailed Application Field Plans

The MAX1792EUA15+ finds applications in various electronic systems where stable and regulated voltage supply is crucial. Some potential application fields include:

1. Battery-powered devices: The low dropout voltage and low quiescent current make it suitable for portable electronics, such as smartphones, tablets, and wearable devices.
2. Industrial control systems: The wide input voltage range and thermal protection feature make it ideal for use in industrial automation, motor control, and power management applications.
3. Automotive electronics: The device's ability to operate over a wide temperature range makes it suitable for automotive applications, including infotainment systems, lighting controls, and engine management systems.

Detailed and Complete Alternative Models

• LM1117-1.5: A popular alternative with similar specifications and package options.
• LT1763-1.5: Another alternative offering high accuracy and low dropout voltage.
• TPS7A4901: An alternative with adjustable output voltage and higher output current capability.

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

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