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LTC4282IUH#PBF
Product Overview
Category
LTC4282IUH#PBF belongs to the category of integrated circuits (ICs) specifically designed for power management applications.
Use
This product is commonly used in various power management systems, including but not limited to battery chargers, power supplies, and energy harvesting devices.
Characteristics
- Integrated circuit designed for power management
- High efficiency and low power consumption
- Wide operating voltage range
- Compact package size
- Robust and reliable performance
Package
LTC4282IUH#PBF is available in a small outline 16-lead QFN (Quad Flat No-Lead) package.
Essence
The essence of LTC4282IUH#PBF lies in its ability to efficiently manage power in various applications, ensuring optimal performance and reliability.
Packaging/Quantity
This product is typically packaged in reels, with each reel containing a specific quantity of LTC4282IUH#PBF ICs. The exact quantity per reel may vary depending on the manufacturer's specifications.
Specifications
- Input Voltage Range: 2.9V to 33V
- Operating Temperature Range: -40°C to 85°C
- Output Current: Up to 3A
- Quiescent Current: 50µA (typical)
- Control Interface: I2C/SMBus compatible
Detailed Pin Configuration
- VIN: Input voltage pin
- VOUT: Output voltage pin
- GND: Ground pin
- SDA: Serial data input/output pin (I2C/SMBus)
- SCL: Serial clock input pin (I2C/SMBus)
- EN: Enable pin
- FAULT: Fault indicator output pin
- REF: Reference voltage output pin
- ILIM: Current limit setting pin
- VFB: Feedback voltage input pin
- VSENSE: Current sense input pin
- VCC: Power supply input pin
- NC: No connection
- NC: No connection
- NC: No connection
- NC: No connection
Functional Features
- Accurate current and voltage regulation
- Overvoltage and undervoltage protection
- Overcurrent and short-circuit protection
- Temperature monitoring and thermal shutdown
- I2C/SMBus interface for control and monitoring
- Fault indication for easy troubleshooting
Advantages and Disadvantages
Advantages
- High efficiency power management
- Wide operating voltage range
- Compact package size for space-constrained applications
- Comprehensive protection features
- User-friendly control interface
Disadvantages
- Relatively higher cost compared to some alternative models
- Limited availability from certain suppliers
Working Principles
LTC4282IUH#PBF operates by regulating the input voltage and current to provide a stable output voltage. It continuously monitors various parameters such as voltage, current, and temperature to ensure safe and efficient operation. The I2C/SMBus interface allows for easy control and monitoring of the device.
Detailed Application Field Plans
LTC4282IUH#PBF finds applications in a wide range of power management systems, including: 1. Battery chargers for portable devices 2. Power supplies for industrial equipment 3. Energy harvesting systems for renewable energy sources 4. LED lighting systems 5. Motor control circuits 6. Automotive electronics 7. Telecom infrastructure
Detailed and Complete Alternative Models
- LTC4280IUH#PBF
- LTC4284IUH#PBF
- LTC4286IUH#PBF
- LTC4288IUH#PBF
- LTC4289IUH#PBF
These alternative models offer similar functionality and can be considered as substitutes for LTC4282IUH#PBF in various applications.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LTC4282IUH#PBF v technických řešeních
Sure! Here are 10 common questions and answers related to the application of LTC4282IUH#PBF in technical solutions:
Q: What is LTC4282IUH#PBF? A: LTC4282IUH#PBF is a power over Ethernet (PoE) controller designed for use in various technical solutions.
Q: What is the purpose of LTC4282IUH#PBF? A: LTC4282IUH#PBF enables the delivery of power and data over Ethernet cables, allowing devices to be powered without the need for separate power cables.
Q: Can LTC4282IUH#PBF be used in industrial applications? A: Yes, LTC4282IUH#PBF is suitable for use in industrial applications due to its robust design and wide operating temperature range.
Q: How does LTC4282IUH#PBF detect the presence of a PoE device? A: LTC4282IUH#PBF uses an integrated signature detection circuit to identify the presence of a PoE device connected to the Ethernet cable.
Q: What is the maximum power that LTC4282IUH#PBF can deliver to a PoE device? A: LTC4282IUH#PBF supports up to 25.5W of power delivery, compliant with the IEEE 802.3af/at standards.
Q: Can LTC4282IUH#PBF be used with both 10/100Mbps and Gigabit Ethernet networks? A: Yes, LTC4282IUH#PBF is compatible with both 10/100Mbps and Gigabit Ethernet networks.
Q: Does LTC4282IUH#PBF provide protection against overcurrent and overvoltage conditions? A: Yes, LTC4282IUH#PBF includes built-in protection features to safeguard against overcurrent and overvoltage conditions.
Q: Can LTC4282IUH#PBF be used in Power Sourcing Equipment (PSE) applications? A: Yes, LTC4282IUH#PBF is designed for use in PSE applications, allowing it to provide power to PoE devices.
Q: Does LTC4282IUH#PBF support power management features? A: Yes, LTC4282IUH#PBF includes various power management features such as programmable current limit and thermal shutdown protection.
Q: What package does LTC4282IUH#PBF come in? A: LTC4282IUH#PBF is available in a 32-pin QFN package, which is suitable for surface mount assembly.
Please note that the answers provided here are general and may vary depending on the specific application and requirements. It is always recommended to refer to the datasheet and consult with the manufacturer for detailed information.