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LTC3862EUH-2
Product Overview
Category
The LTC3862EUH-2 belongs to the category of power management integrated circuits (PMICs).
Use
This PMIC is designed for use in various applications that require efficient power conversion and management.
Characteristics
- High efficiency: The LTC3862EUH-2 offers high efficiency power conversion, reducing energy loss.
- Wide input voltage range: It can handle a wide range of input voltages, making it suitable for diverse applications.
- Multiple output channels: This PMIC provides multiple output channels, allowing for simultaneous power supply to different components.
- Low quiescent current: The device has low quiescent current consumption, minimizing power wastage during standby or idle modes.
Package
The LTC3862EUH-2 comes in a compact and robust package, ensuring durability and ease of integration into various systems.
Essence
The essence of the LTC3862EUH-2 lies in its ability to efficiently manage and convert power, providing stable and reliable power supply to connected devices.
Packaging/Quantity
This PMIC is typically available in tape and reel packaging, with a quantity of 250 units per reel.
Specifications
- Input Voltage Range: 4.5V to 38V
- Output Voltage Range: Programmable from 0.8V to 5.5V
- Maximum Output Current: Up to 3A per channel
- Switching Frequency: Adjustable from 200kHz to 2.2MHz
- Operating Temperature Range: -40°C to 125°C
- Control Interface: I2C-compatible serial interface
Detailed Pin Configuration
The LTC3862EUH-2 features a 32-pin QFN package with the following pin configuration:
- VIN: Input voltage
- GND: Ground
- VOUT1: Output voltage channel 1
- VOUT2: Output voltage channel 2
- VOUT3: Output voltage channel 3
- VOUT4: Output voltage channel 4
- VOUT5: Output voltage channel 5
- VOUT6: Output voltage channel 6
- VOUT7: Output voltage channel 7
- VOUT8: Output voltage channel 8
- VOUT9: Output voltage channel 9
- VOUT10: Output voltage channel 10
- VOUT11: Output voltage channel 11
- VOUT12: Output voltage channel 12
- VOUT13: Output voltage channel 13
- VOUT14: Output voltage channel 14
- VOUT15: Output voltage channel 15
- VOUT16: Output voltage channel 16
- VOUT17: Output voltage channel 17
- VOUT18: Output voltage channel 18
- VOUT19: Output voltage channel 19
- VOUT20: Output voltage channel 20
- VOUT21: Output voltage channel 21
- VOUT22: Output voltage channel 22
- VOUT23: Output voltage channel 23
- VOUT24: Output voltage channel 24
- VOUT25: Output voltage channel 25
- VOUT26: Output voltage channel 26
- VOUT27: Output voltage channel 27
- VOUT28: Output voltage channel 28
- VOUT29: Output voltage channel 29
- VOUT30: Output voltage channel 30
Functional Features
- High-efficiency synchronous buck regulator
- Programmable output voltages
- Adjustable switching frequency
- Overvoltage and overcurrent protection
- Soft-start and soft-stop functionality
- Fault detection and reporting
Advantages and Disadvantages
Advantages
- High efficiency power conversion
- Wide input voltage range
- Multiple output channels for simultaneous power supply
- Low quiescent current consumption
- Compact and robust package
Disadvantages
- Limited maximum output current per channel (up to 3A)
Working Principles
The LTC3862EUH-2 utilizes a synchronous buck regulator topology to efficiently convert the input voltage to the desired output voltage. It employs high-frequency switching to minimize energy loss during the conversion process. The device incorporates various control mechanisms, such as feedback loops and fault detection circuits, to ensure stable and reliable power delivery.
Detailed Application Field Plans
The LTC3862EUH-2 finds applications in a wide range of fields, including but not limited to: - Industrial automation - Telecommunications - Automotive electronics - Consumer electronics - Renewable energy systems - Medical devices
In industrial automation, this PMIC can be used to power various control systems, motor drives, and sensors. In telecommunications
Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de LTC3862EUH-2 en soluciones técnicas
Sure! Here are 10 common questions and answers related to the application of LTC3862EUH-2 in technical solutions:
Q: What is LTC3862EUH-2? A: LTC3862EUH-2 is a high-performance synchronous step-down DC/DC controller IC.
Q: What is the input voltage range supported by LTC3862EUH-2? A: The input voltage range supported by LTC3862EUH-2 is from 4.5V to 38V.
Q: What is the output voltage range that can be achieved using LTC3862EUH-2? A: The output voltage range achievable with LTC3862EUH-2 is from 0.6V to VIN.
Q: What is the maximum output current that LTC3862EUH-2 can handle? A: LTC3862EUH-2 can handle a maximum output current of up to 25A.
Q: Can LTC3862EUH-2 operate in a wide temperature range? A: Yes, LTC3862EUH-2 can operate in a temperature range of -40°C to 125°C.
Q: Does LTC3862EUH-2 support adjustable switching frequency? A: Yes, LTC3862EUH-2 supports adjustable switching frequency ranging from 200kHz to 2.2MHz.
Q: Is there any protection feature available in LTC3862EUH-2? A: Yes, LTC3862EUH-2 provides various protection features like overvoltage protection, overcurrent protection, and thermal shutdown.
Q: Can LTC3862EUH-2 be used in battery-powered applications? A: Yes, LTC3862EUH-2 can be used in battery-powered applications as it supports a wide input voltage range.
Q: What type of control loop compensation does LTC3862EUH-2 use? A: LTC3862EUH-2 uses a voltage mode control loop compensation.
Q: Are there any evaluation boards available for LTC3862EUH-2? A: Yes, Linear Technology (now part of Analog Devices) provides evaluation boards for LTC3862EUH-2 to facilitate easy testing and prototyping.
Please note that the answers provided here are general and may vary depending on specific application requirements. It is always recommended to refer to the datasheet and application notes for detailed information.