MAX6390XS18D4+T

Product Overview

• Category: Integrated Circuits (ICs)
• Use: Voltage Regulator
• Characteristics:
  • High efficiency
  • Low dropout voltage
  • Wide input voltage range
  • Adjustable output voltage
• Package: DFN (Dual Flat No-Lead)
• Essence: This product is a voltage regulator IC designed to provide a stable output voltage for various electronic devices.
• Packaging/Quantity: Available in tape and reel packaging, with 2500 units per reel.

Specifications

• Input Voltage Range: 2.5V to 18V
• Output Voltage Range: 1.2V to 16.5V
• Output Current: Up to 500mA
• Dropout Voltage: 150mV at 500mA load
• Quiescent Current: 50µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MAX6390XS18D4+T has the following pin configuration:

1. GND (Ground)
2. EN (Enable)
3. FB (Feedback)
4. VOUT (Output Voltage)
5. VIN (Input Voltage)

Functional Features

• High Efficiency: The MAX6390XS18D4+T utilizes advanced circuitry to achieve high efficiency, minimizing power loss during voltage regulation.
• Low Dropout Voltage: With a dropout voltage as low as 150mV, this IC can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
• Wide Input Voltage Range: The IC can accept input voltages ranging from 2.5V to 18V, making it suitable for a wide range of applications.
• Adjustable Output Voltage: The output voltage can be adjusted within the range of 1.2V to 16.5V, providing flexibility for different device requirements.

Advantages and Disadvantages

Advantages: - High efficiency design - Low dropout voltage - Wide input voltage range - Adjustable output voltage

Disadvantages: - Limited output current capacity (up to 500mA)

Working Principles

The MAX6390XS18D4+T operates as a linear voltage regulator. It uses a feedback mechanism to compare the actual output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage. The enable pin allows the regulator to be turned on or off as needed.

Detailed Application Field Plans

The MAX6390XS18D4+T is suitable for various applications that require a stable and adjustable output voltage. Some potential application fields include:

1. Battery-powered devices: Provides a regulated voltage for portable electronic devices such as smartphones, tablets, and portable gaming consoles.
2. Industrial automation: Used in control systems and sensors that require precise and stable power supply voltages.
3. Automotive electronics: Provides voltage regulation for automotive infotainment systems, lighting modules, and other electronic components.
4. IoT devices: Suitable for powering low-power IoT devices such as sensors, actuators, and wireless communication modules.

Detailed and Complete Alternative Models

1. LM317: A popular adjustable voltage regulator IC with similar characteristics and package options.
2. LT1086: Offers higher output current capability and lower dropout voltage compared to the MAX6390XS18D4+T.
3. TPS7A4700: Provides ultra-low noise performance along with adjustable output voltage capabilities.

These alternative models offer different features and specifications, allowing users to choose the most suitable option for their specific requirements.

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