MAX5901LAEUT+T

Product Overview

Category: Integrated Circuit (IC)
Use: Power Management
Characteristics: High voltage, low quiescent current, overvoltage protection
Package: 6-pin SOT23 package
Essence: Voltage regulator with overvoltage protection
Packaging/Quantity: Tape and reel packaging, 3000 units per reel

Specifications

Input Voltage Range: 4.5V to 40V
Output Voltage Range: 3.3V
Quiescent Current: 10µA (typical)
Operating Temperature Range: -40°C to +125°C
Overvoltage Protection Threshold: 45V (typical)
Output Current: 100mA

Detailed Pin Configuration

The MAX5901LAEUT+T has the following pin configuration:

GND: Ground connection
EN: Enable pin for turning the device on/off
FB: Feedback pin for setting the output voltage
OUT: Output pin for regulated voltage
IN: Input pin for supplying power
OV: Overvoltage protection pin

Functional Features

Regulates input voltage to a stable 3.3V output
Provides overvoltage protection to safeguard connected devices
Low quiescent current for efficient power management
Wide input voltage range allows for versatile applications
Compact SOT23 package for space-constrained designs

Advantages and Disadvantages

Advantages

High voltage tolerance up to 40V
Low quiescent current prolongs battery life
Overvoltage protection prevents damage to downstream components
Small form factor enables compact designs

Disadvantages

Limited output current of 100mA
Fixed output voltage at 3.3V

Working Principles

The MAX5901LAEUT+T is a voltage regulator with integrated overvoltage protection. It regulates the input voltage within a specified range and provides a stable 3.3V output. The device continuously monitors the input voltage and activates the overvoltage protection if it exceeds the threshold (typically 45V). This protects downstream components from potential damage.

Detailed Application Field Plans

The MAX5901LAEUT+T finds applications in various fields, including:

Automotive: Power management in automotive electronics, such as infotainment systems, lighting controls, and sensors.
Industrial: Voltage regulation and overvoltage protection in industrial automation equipment, motor control systems, and power supplies.
Consumer Electronics: Power management for portable devices, home appliances, and audio/video equipment.
Telecommunications: Voltage regulation and overvoltage protection in telecom infrastructure, network equipment, and base stations.

Detailed and Complete Alternative Models

MAX5900LAEUT+T: Similar to MAX5901LAEUT+T but with a different fixed output voltage.
MAX5902LAEUT+T: Higher output current variant of MAX5901LAEUT+T.
MAX5903LAEUT+T: Lower quiescent current version of MAX5901LAEUT+T.

These alternative models offer similar functionality with slight variations in output voltage, current, or other specifications.

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Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von MAX5901LAEUT+T in technischen Lösungen auf

Sure! Here are 10 common questions and answers related to the application of MAX5901LAEUT+T in technical solutions:

Q1: What is the MAX5901LAEUT+T? A1: The MAX5901LAEUT+T is a power management IC (PMIC) designed for use in automotive applications. It provides various functions such as voltage monitoring, power sequencing, and fault protection.

Q2: What are the key features of the MAX5901LAEUT+T? A2: The key features of the MAX5901LAEUT+T include overvoltage and undervoltage protection, adjustable power-on reset delay, thermal shutdown protection, and fault reporting capabilities.

Q3: What is the input voltage range supported by the MAX5901LAEUT+T? A3: The MAX5901LAEUT+T supports an input voltage range of 4.5V to 40V, making it suitable for a wide range of automotive applications.

Q4: Can the MAX5901LAEUT+T be used for power sequencing? A4: Yes, the MAX5901LAEUT+T has built-in power sequencing capabilities, allowing you to control the order in which different power supplies are turned on or off.

Q5: How does the MAX5901LAEUT+T provide fault protection? A5: The MAX5901LAEUT+T monitors various parameters such as overvoltage, undervoltage, and overtemperature conditions. If any fault is detected, it can generate an interrupt or a fault signal to alert the system.

Q6: Can the MAX5901LAEUT+T be used in automotive lighting applications? A6: Yes, the MAX5901LAEUT+T is commonly used in automotive lighting applications to control and protect the power supply for various lighting modules.

Q7: Does the MAX5901LAEUT+T support adjustable power-on reset delay? A7: Yes, the MAX5901LAEUT+T allows you to adjust the power-on reset delay using external timing components, providing flexibility in system startup timing.

Q8: What is the operating temperature range of the MAX5901LAEUT+T? A8: The MAX5901LAEUT+T is designed to operate over a temperature range of -40°C to +125°C, making it suitable for automotive applications with harsh environmental conditions.

Q9: Can the MAX5901LAEUT+T be used in battery management systems? A9: Yes, the MAX5901LAEUT+T can be used in battery management systems to monitor and protect the battery voltage, ensuring safe and reliable operation.

Q10: Is the MAX5901LAEUT+T available in a small package? A10: Yes, the MAX5901LAEUT+T is available in a compact 16-pin TQFN package, which makes it suitable for space-constrained applications.

Please note that these questions and answers are general and may vary depending on specific application requirements.