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LTC3646EDE-1
Product Overview
Category
LTC3646EDE-1 belongs to the category of integrated circuits (ICs).
Use
This product is commonly used in power management applications.
Characteristics
- High efficiency voltage regulator
- Wide input voltage range
- Low quiescent current
- Adjustable output voltage
- Overcurrent protection
- Thermal shutdown protection
Package
LTC3646EDE-1 is available in a 12-pin DFN package.
Essence
The essence of LTC3646EDE-1 lies in its ability to efficiently regulate voltage in various power management applications.
Packaging/Quantity
This product is typically packaged in reels and comes in quantities of 2500 units per reel.
Specifications
- Input Voltage Range: 2.7V to 20V
- Output Voltage Range: 0.6V to VIN
- Quiescent Current: 60µA
- Maximum Output Current: 4A
- Operating Temperature Range: -40°C to 125°C
Detailed Pin Configuration
- VIN: Input voltage pin
- GND: Ground pin
- SW: Switching node pin
- FB: Feedback pin
- EN: Enable pin
- SS: Soft-start pin
- VOUT: Output voltage pin
- PGND: Power ground pin
- VCC: Supply voltage pin
- BST: Bootstrap capacitor pin
- LX: Inductor connection pin
- NC: No connection pin
Functional Features
- Wide input voltage range allows for versatile applications.
- Adjustable output voltage provides flexibility.
- Overcurrent protection safeguards against excessive current flow.
- Thermal shutdown protection prevents overheating.
- Low quiescent current minimizes power consumption.
Advantages and Disadvantages
Advantages
- High efficiency voltage regulation
- Wide input voltage range
- Adjustable output voltage
- Overcurrent and thermal protection
Disadvantages
- Limited maximum output current (4A)
Working Principles
LTC3646EDE-1 operates as a step-down voltage regulator. It takes an input voltage within the specified range and efficiently converts it to a lower, adjustable output voltage. The integrated circuit uses a combination of switching elements, control logic, and feedback mechanisms to regulate the output voltage while minimizing power loss.
Detailed Application Field Plans
LTC3646EDE-1 finds applications in various fields, including: 1. Portable electronic devices 2. Industrial automation systems 3. Automotive electronics 4. Telecommunications equipment 5. Power supply modules
Detailed and Complete Alternative Models
- LTC3646EDE
- LTC3646IDE
- LTC3646HDE
- LTC3646IDE-1
- LTC3646HDE-1
These alternative models offer similar functionality and characteristics to LTC3646EDE-1, providing options for different requirements and specifications.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LTC3646EDE-1 v technických řešeních
Sure! Here are 10 common questions and answers related to the application of LTC3646EDE-1 in technical solutions:
Q1: What is LTC3646EDE-1? A1: LTC3646EDE-1 is a specific model of a high-efficiency, synchronous buck regulator IC (integrated circuit) manufactured by Linear Technology (now part of Analog Devices). It is commonly used for power management applications.
Q2: What is the input voltage range of LTC3646EDE-1? A2: The input voltage range of LTC3646EDE-1 is typically between 4.5V and 60V.
Q3: What is the output voltage range of LTC3646EDE-1? A3: The output voltage range of LTC3646EDE-1 can be adjusted from 0.8V to VIN (input voltage).
Q4: What is the maximum output current of LTC3646EDE-1? A4: The maximum output current of LTC3646EDE-1 is typically around 4A, but it can vary depending on the specific operating conditions and thermal considerations.
Q5: What is the efficiency of LTC3646EDE-1? A5: LTC3646EDE-1 has a high efficiency, typically above 90%, which makes it suitable for power-sensitive applications.
Q6: Can LTC3646EDE-1 operate in a wide temperature range? A6: Yes, LTC3646EDE-1 is designed to operate in a wide temperature range, typically from -40°C to 125°C.
Q7: Does LTC3646EDE-1 have built-in protection features? A7: Yes, LTC3646EDE-1 includes various protection features such as overvoltage protection (OVP), overcurrent protection (OCP), and thermal shutdown.
Q8: Can LTC3646EDE-1 be used in battery-powered applications? A8: Yes, LTC3646EDE-1 can be used in battery-powered applications as it supports a wide input voltage range and has low quiescent current.
Q9: What is the typical switching frequency of LTC3646EDE-1? A9: The typical switching frequency of LTC3646EDE-1 is around 2MHz, but it can be adjusted using external components.
Q10: Are there any evaluation boards or reference designs available for LTC3646EDE-1? A10: Yes, Analog Devices provides evaluation boards and reference designs for LTC3646EDE-1, which can help users quickly prototype and implement their power management solutions.
Please note that the answers provided here are general and may vary depending on the specific application and operating conditions. It is always recommended to refer to the datasheet and application notes provided by the manufacturer for detailed information.