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MAX5925BEUB+T
Product Overview
- Category: Integrated Circuit
- Use: Power Management
- Characteristics: High Efficiency, Low Quiescent Current, Overtemperature Protection
- Package: µMAX®
- Essence: Voltage Regulator
- Packaging/Quantity: Tape & Reel / 2500 units per reel
Specifications
- Input Voltage Range: 4.5V to 28V
- Output Voltage Range: 1.25V to 26V
- Output Current: Up to 500mA
- Quiescent Current: 17µA (typical)
- Operating Temperature Range: -40°C to +125°C
Pin Configuration
The MAX5925BEUB+T has a total of 10 pins arranged as follows:
```
| | --| EN OUT |-- --| FB GND |-- --| VIN IN |-- |_______________| ```
Functional Features
- High Efficiency: The MAX5925BEUB+T offers high efficiency power conversion, minimizing energy loss.
- Low Quiescent Current: With a low quiescent current of only 17µA, the device reduces power consumption during standby or idle periods.
- Overtemperature Protection: The integrated overtemperature protection feature ensures safe operation by preventing excessive heat buildup.
Advantages and Disadvantages
Advantages: - High efficiency power conversion - Low quiescent current for reduced power consumption - Overtemperature protection for enhanced safety
Disadvantages: - Limited output current capacity (up to 500mA)
Working Principles
The MAX5925BEUB+T is a voltage regulator that takes an input voltage in the range of 4.5V to 28V and provides a regulated output voltage in the range of 1.25V to 26V. It achieves this by utilizing an internal control loop that adjusts the duty cycle of an integrated switch to maintain the desired output voltage.
The device operates with high efficiency, converting the input voltage to the regulated output voltage while minimizing energy loss. It also features overtemperature protection, which shuts down the regulator if the temperature exceeds safe limits, preventing damage to the device or connected components.
Detailed Application Field Plans
The MAX5925BEUB+T is commonly used in various applications where efficient power management is required. Some potential application fields include:
- Battery-Powered Devices: The low quiescent current and high efficiency make it suitable for battery-powered devices, extending battery life.
- Industrial Automation: The voltage regulator can be used in industrial automation systems to provide stable power supply to sensors, actuators, and other components.
- Telecommunications: It finds application in telecommunications equipment, ensuring reliable power delivery to sensitive circuitry.
- Consumer Electronics: The MAX5925BEUB+T can be utilized in consumer electronics such as smartphones, tablets, and portable audio devices to regulate power efficiently.
Detailed and Complete Alternative Models
- MAX5926BEUB+T: Similar to MAX5925BEUB+T but with a higher output current capacity of up to 1A.
- MAX5927BEUB+T: Offers additional features like adjustable output voltage and enable/disable control.
These alternative models provide similar functionality with slight variations in specifications, allowing users to choose the most suitable option for their specific requirements.
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Καταγράψτε 10 συνήθεις ερωτήσεις και απαντήσεις που σχετίζονται με την εφαρμογή του MAX5925BEUB+T σε τεχνικές λύσεις
Sure! Here are 10 common questions and answers related to the application of MAX5925BEUB+T in technical solutions:
Q: What is the MAX5925BEUB+T? A: The MAX5925BEUB+T is a power-over-Ethernet (PoE) controller designed for use in network devices that require both data and power over a single Ethernet cable.
Q: What is the maximum power output of the MAX5925BEUB+T? A: The MAX5925BEUB+T can deliver up to 25.5W of power to the connected device.
Q: Can the MAX5925BEUB+T be used with any Ethernet switch? A: Yes, the MAX5925BEUB+T is compatible with standard Ethernet switches that support PoE.
Q: How does the MAX5925BEUB+T detect if a device is PoE-compatible? A: The MAX5925BEUB+T uses a detection algorithm called Autoclass™ to determine if a connected device is PoE-compatible.
Q: Can the MAX5925BEUB+T provide power to multiple devices simultaneously? A: Yes, the MAX5925BEUB+T supports multi-port operation and can provide power to multiple devices connected to different ports.
Q: Is the MAX5925BEUB+T compatible with both 10/100Mbps and Gigabit Ethernet? A: Yes, the MAX5925BEUB+T is compatible with both 10/100Mbps and Gigabit Ethernet standards.
Q: Does the MAX5925BEUB+T have built-in protection features? A: Yes, the MAX5925BEUB+T includes various protection features such as overcurrent protection, thermal shutdown, and under-voltage lockout.
Q: Can the MAX5925BEUB+T be used in industrial applications? A: Yes, the MAX5925BEUB+T is designed to operate in a wide temperature range and can be used in industrial environments.
Q: What is the input voltage range for the MAX5925BEUB+T? A: The MAX5925BEUB+T operates with an input voltage range of 36V to 57V.
Q: Are there any evaluation boards or reference designs available for the MAX5925BEUB+T? A: Yes, Maxim Integrated provides evaluation kits and reference designs that can help users quickly prototype and implement the MAX5925BEUB+T in their applications.
Please note that these answers are general and may vary depending on specific application requirements. It's always recommended to refer to the datasheet and application notes provided by the manufacturer for detailed information.