Tingnan ang mga detalye para sa mga detalye ng produkto.
MAX5982CETE+T
Product Overview
- Category: Integrated Circuit (IC)
- Use: Power Sourcing Equipment (PSE) Controller
- Characteristics: High Efficiency, Compact Size, Advanced Features
- Package: 16 TQFN (Thin Quad Flat No-Lead) package
- Essence: Power over Ethernet (PoE) Controller
- Packaging/Quantity: Tape and Reel, 2500 units per reel
Specifications
- Input Voltage Range: 36V to 57V
- Output Voltage Range: 3.3V to 57V
- Maximum Output Current: 1.7A
- Operating Temperature Range: -40°C to +85°C
- Power Dissipation: 1.5W
- Control Interface: I2C
Detailed Pin Configuration
The MAX5982CETE+T has a total of 16 pins. The pin configuration is as follows:
- VDD: Power Supply Input
- GND: Ground
- VEE: Negative Power Supply Input
- VOUT: Output Voltage
- VREF: Reference Voltage
- FB: Feedback Input
- EN: Enable Input
- PGOOD: Power Good Indicator
- INT: Interrupt Output
- SDA: I2C Serial Data Input/Output
- SCL: I2C Serial Clock Input
- NC: No Connection
- NC: No Connection
- NC: No Connection
- NC: No Connection
- NC: No Connection
Functional Features
- Integrated IEEE 802.3af/at Compliant PD Interface
- Supports Detection, Classification, and Power Delivery
- Programmable Current Limit and Voltage Regulation
- Comprehensive Protection Features (Overcurrent, Overvoltage, Overtemperature)
- Low Power Consumption in Standby Mode
Advantages and Disadvantages
Advantages: - High Efficiency Power Delivery - Compact Size for Space-Constrained Applications - Advanced Features for Enhanced Control and Protection - Compliance with IEEE 802.3af/at Standards
Disadvantages: - Limited Output Current (1.7A) - Restricted Input Voltage Range (36V to 57V)
Working Principles
The MAX5982CETE+T is a Power Sourcing Equipment (PSE) controller designed for Power over Ethernet (PoE) applications. It integrates the necessary circuitry to detect, classify, and deliver power to PoE devices according to the IEEE 802.3af/at standards.
The device operates by receiving an input voltage within the range of 36V to 57V from an external power source. It then regulates this voltage to provide a stable output voltage ranging from 3.3V to 57V. The current limit and voltage regulation can be programmed to meet specific application requirements.
The MAX5982CETE+T incorporates various protection features such as overcurrent, overvoltage, and overtemperature protection to ensure safe and reliable operation. It also offers low power consumption in standby mode, contributing to energy efficiency.
Detailed Application Field Plans
The MAX5982CETE+T finds applications in various fields where Power over Ethernet is required. Some potential application areas include:
- IP Cameras: The device can be used to power and control IP cameras, enabling easy installation and flexibility in network deployment.
- Wireless Access Points: It can provide power to wireless access points, eliminating the need for separate power cables and simplifying installation.
- VoIP Phones: The MAX5982CETE+T enables PoE functionality in Voice over IP (VoIP) phones, allowing for seamless integration into existing network infrastructure.
- Network Switches: It can be utilized in network switches to deliver power to connected devices, reducing cable clutter and enhancing scalability.
Detailed and Complete Alternative Models
- MAX5942BETN+: Similar PSE controller with higher output current capability (up to 3A).
- LTC4267IGN-2#PBF: PoE controller with advanced features like programmable current limit and thermal shutdown protection.
- TPS23861PWR: Integrated PoE controller with support for up to 8 ports and advanced power management features.
These alternative models offer similar functionality to the MAX5982CETE+T and can be considered based on specific application requirements.
Word count: 515 words
Maglista ng 10 karaniwang tanong at sagot na nauugnay sa aplikasyon ng MAX5982CETE+T sa mga teknikal na solusyon
Sure! Here are 10 common questions and answers related to the application of MAX5982CETE+T in technical solutions:
Q: What is the MAX5982CETE+T? A: The MAX5982CETE+T is a power management IC (PMIC) specifically designed for Power over Ethernet (PoE) applications.
Q: What is Power over Ethernet (PoE)? A: PoE is a technology that allows both power and data to be transmitted over a single Ethernet cable, eliminating the need for separate power cables.
Q: What are the key features of the MAX5982CETE+T? A: The MAX5982CETE+T features integrated power MOSFETs, current limiters, thermal protection, and supports IEEE 802.3af/at standards.
Q: What is the maximum power output of the MAX5982CETE+T? A: The MAX5982CETE+T can deliver up to 30W of power to the connected device.
Q: Can the MAX5982CETE+T be used with both 10/100Mbps and Gigabit Ethernet networks? A: Yes, the MAX5982CETE+T is compatible with both 10/100Mbps and Gigabit Ethernet networks.
Q: Does the MAX5982CETE+T support power classification? A: Yes, the MAX5982CETE+T supports power classification as per the IEEE 802.3af/at standards.
Q: Is the MAX5982CETE+T suitable for high-power PoE applications? A: Yes, the MAX5982CETE+T is designed to handle high-power PoE applications, making it suitable for devices such as IP cameras, wireless access points, and VoIP phones.
Q: Can the MAX5982CETE+T operate in a wide temperature range? A: Yes, the MAX5982CETE+T is designed to operate in a temperature range of -40°C to +85°C.
Q: Does the MAX5982CETE+T require any external components for operation? A: Yes, the MAX5982CETE+T requires external components such as input capacitors, output capacitors, and resistors for proper operation.
Q: Is the MAX5982CETE+T available in a lead-free package? A: Yes, the MAX5982CETE+T is available in a lead-free package, complying with RoHS requirements.
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 consult with the manufacturer for detailed information.