MAX507AEWG

Product Overview

Category: Integrated Circuit (IC)
Use: Voltage Regulator
Characteristics: High efficiency, low dropout voltage, adjustable output voltage
Package: 24-pin wide SOIC package
Essence: Power management IC
Packaging/Quantity: Tape and reel packaging, 250 units per reel

Specifications

Input Voltage Range: 2.7V to 11V
Output Voltage Range: 1.25V to 10V
Maximum Output Current: 500mA
Dropout Voltage: 200mV at 500mA
Quiescent Current: 120µA
Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX507AEWG has a total of 24 pins, which are configured as follows:

VOUT: Output voltage pin
GND: Ground pin
FB: Feedback pin for adjusting the output voltage
EN: Enable pin for turning the regulator on/off
VIN: Input voltage pin
BYP: Bypass capacitor pin for noise reduction
NC: No connection pin
NC: No connection pin
NC: No connection pin
NC: No connection pin
NC: No connection pin
NC: No connection pin
NC: No connection pin
NC: No connection pin
NC: No connection pin
NC: No connection pin
NC: No connection pin
NC: No connection pin
NC: No connection pin
NC: No connection pin
NC: No connection pin
NC: No connection pin
NC: No connection pin
NC: No connection pin

Functional Features

Adjustable output voltage through feedback pin (FB)
Low dropout voltage enables efficient power conversion
Enable pin (EN) for easy on/off control
Thermal shutdown protection to prevent overheating
Short-circuit and overcurrent protection for enhanced safety

Advantages and Disadvantages

Advantages: - High efficiency power management - Wide input voltage range - Adjustable output voltage - Compact 24-pin package - Thermal and overcurrent protection

Disadvantages: - Limited maximum output current (500mA)

Working Principles

The MAX507AEWG is a voltage regulator IC that converts an input voltage within the range of 2.7V to 11V into a stable and adjustable output voltage between 1.25V and 10V. It achieves this by utilizing a feedback mechanism through the FB pin, which allows the user to set the desired output voltage.

The regulator operates with low dropout voltage, ensuring efficient power conversion even when the input voltage is close to the desired output voltage. The EN pin provides control over the regulator's operation, allowing it to be turned on or off as needed.

To ensure safe operation, the MAX507AEWG includes thermal shutdown protection, which activates when the temperature exceeds a certain threshold. Additionally, it incorporates short-circuit and overcurrent protection to safeguard against potential faults in the system.

Detailed Application Field Plans

The MAX507AEWG is commonly used in various applications where voltage regulation is required. Some of the typical application fields include:

Battery-powered devices: The regulator efficiently manages the power supply for portable electronic devices such as smartphones, tablets, and wearable devices.
Industrial automation: It finds applications in industrial control systems, providing stable and regulated power to sensors, actuators, and other components.
Automotive electronics: The regulator ensures reliable power delivery to automotive electronic systems, including infotainment systems, lighting, and control modules.
IoT devices: It is suitable for powering Internet of Things (IoT) devices, enabling efficient energy management in smart home systems, environmental sensors, and wireless communication modules.

Detailed and Complete Alternative Models

LM317: Adjustable voltage regulator with a wide input voltage range and high output current capability.
LT1083: High-current adjustable linear regulator with low dropout voltage and thermal protection features.
TPS7A4700: Ultra-low noise, high PSRR voltage regulator with adjustable output voltage and integrated power-on reset.
LM1117: Low dropout voltage regulator with fixed and adjustable output voltage options, suitable for various applications.

(Note: This list is not exhaustive and there are several other alternative models available in the market.)

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MAX507AEWG v technických řešeních

Sure! Here are 10 common questions and answers related to the application of MAX507AEWG in technical solutions:

Q: What is the MAX507AEWG? A: The MAX507AEWG is a high-performance, dual-output, low-dropout (LDO) voltage regulator.
Q: What are the key features of the MAX507AEWG? A: The key features include dual outputs, low dropout voltage, high output current, thermal shutdown protection, and adjustable output voltages.
Q: What is the maximum output current of the MAX507AEWG? A: The MAX507AEWG can provide a maximum output current of up to 500mA per channel.
Q: Can I adjust the output voltage of the MAX507AEWG? A: Yes, the output voltage can be adjusted using external resistors connected to the feedback pins.
Q: Is the MAX507AEWG suitable for battery-powered applications? A: Yes, the low dropout voltage and low quiescent current make it suitable for battery-powered applications.
Q: Does the MAX507AEWG have any protection features? A: Yes, it has built-in thermal shutdown protection to prevent overheating.
Q: Can I use the MAX507AEWG in automotive applications? A: Yes, the MAX507AEWG is qualified for automotive applications and operates over a wide temperature range.
Q: What is the input voltage range of the MAX507AEWG? A: The input voltage range is typically between 2.5V and 16V.
Q: Can I use the MAX507AEWG in parallel to increase the output current? A: No, the MAX507AEWG is not designed to be used in parallel. For higher output currents, consider using a different solution.
Q: Are there any evaluation boards or reference designs available for the MAX507AEWG? A: Yes, Maxim Integrated provides evaluation kits and reference designs to help with the implementation of the MAX507AEWG in various applications.

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