제품 세부사항은 사양을 확인하세요.
LTC3621EDCB-25
Product Overview
Category
LTC3621EDCB-25 belongs to the category of integrated circuits (ICs).
Use
This product is commonly used in power management applications.
Characteristics
- Input Voltage Range: 2.7V to 5.5V
- Output Voltage Range: 0.6V to 3.4V
- Maximum Output Current: 2A
- Package Type: DFN-10
- Operating Temperature Range: -40°C to 125°C
Essence
LTC3621EDCB-25 is a high-performance, step-down DC/DC converter designed for various power management applications.
Packaging/Quantity
The LTC3621EDCB-25 is available in a DFN-10 package. It is typically sold in reels or tubes containing a specific quantity per package.
Specifications
- Input Voltage Range: 2.7V to 5.5V
- Output Voltage Range: 0.6V to 3.4V
- Maximum Output Current: 2A
- Switching Frequency: 1MHz
- Efficiency: Up to 95%
- Shutdown Current: <1µA
- Soft-Start Time: 1ms
- Quiescent Current: 20µA
- Overtemperature Protection: Yes
- Short-Circuit Protection: Yes
- Under-Voltage Lockout: Yes
Detailed Pin Configuration
The LTC3621EDCB-25 has the following pin configuration:
- VIN: Input voltage pin
- GND: Ground pin
- SW: Switching node pin
- FB: Feedback voltage pin
- EN: Enable pin
- SS: Soft-start pin
- PG: Power good indicator pin
- VOUT: Output voltage pin
- VOUT: Output voltage pin
- GND: Ground pin
Functional Features
- High efficiency and low quiescent current
- Wide input voltage range
- Adjustable output voltage
- Overtemperature and short-circuit protection
- Power good indicator for output voltage monitoring
- Soft-start function for controlled startup
Advantages and Disadvantages
Advantages
- High efficiency results in reduced power consumption
- Wide input voltage range allows for versatile applications
- Adjustable output voltage provides flexibility
- Overtemperature and short-circuit protection enhance reliability
- Power good indicator enables easy monitoring of the output voltage
- Soft-start function ensures controlled startup, minimizing stress on components
Disadvantages
- Limited maximum output current (2A)
- Restricted operating temperature range (-40°C to 125°C)
Working Principles
The LTC3621EDCB-25 is a step-down DC/DC converter that utilizes a synchronous buck topology. It converts a higher input voltage to a lower output voltage with high efficiency. The integrated circuit incorporates a switching regulator that controls the flow of current through an inductor and capacitor network. This switching action efficiently transfers energy from the input to the output, resulting in the desired voltage conversion.
Detailed Application Field Plans
The LTC3621EDCB-25 finds applications in various fields, including but not limited to: - Portable electronic devices - Battery-powered systems - Industrial equipment - Automotive electronics - Telecommunications
Detailed and Complete Alternative Models
Some alternative models to LTC3621EDCB-25 include: - LTC3621EDCB-33: Similar specifications but with a different output voltage range (0.6V to 3.3V) - LTC3621EDCB-ADJ: Adjustable output voltage version with similar specifications
These alternative models provide options for different output voltage requirements while maintaining similar characteristics and features.
Word count: 455 words
기술 솔루션에 LTC3621EDCB-25 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.
Sure! Here are 10 common questions and answers related to the application of LTC3621EDCB-25 in technical solutions:
Q1: What is LTC3621EDCB-25? A1: LTC3621EDCB-25 is a specific model of a high-efficiency, synchronous buck regulator IC (integrated circuit) designed for use in various power management applications.
Q2: What is the input voltage range of LTC3621EDCB-25? A2: The input voltage range of LTC3621EDCB-25 is typically between 2.7V and 5.5V.
Q3: What is the output voltage range of LTC3621EDCB-25? A3: The output voltage range of LTC3621EDCB-25 can be adjusted from 0.6V to 5V using external resistors.
Q4: What is the maximum output current of LTC3621EDCB-25? A4: LTC3621EDCB-25 can provide a maximum output current of up to 2.5A.
Q5: Is LTC3621EDCB-25 suitable for battery-powered applications? A5: Yes, LTC3621EDCB-25 is suitable for battery-powered applications due to its low quiescent current and high efficiency.
Q6: Does LTC3621EDCB-25 have built-in protection features? A6: Yes, LTC3621EDCB-25 includes various protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout.
Q7: Can LTC3621EDCB-25 operate in a wide temperature range? A7: Yes, LTC3621EDCB-25 is designed to operate in a wide temperature range, typically from -40°C to 125°C.
Q8: What is the typical efficiency of LTC3621EDCB-25? A8: The typical efficiency of LTC3621EDCB-25 can reach up to 95%, depending on the input and output voltage conditions.
Q9: Can LTC3621EDCB-25 be used in automotive applications? A9: Yes, LTC3621EDCB-25 is suitable for automotive applications as it meets the necessary requirements such as AEC-Q100 qualification.
Q10: What are some typical applications of LTC3621EDCB-25? A10: LTC3621EDCB-25 can be used in various applications including portable devices, industrial equipment, automotive systems, and IoT (Internet of Things) devices.
Please note that these answers are general and may vary based on specific design considerations and requirements.