LT3475EFE#PBF
Product Overview
Category
LT3475EFE#PBF belongs to the category of integrated circuits (ICs).
Use
The LT3475EFE#PBF is commonly used as a step-up DC/DC converter.
Characteristics
- Step-up voltage conversion
- High efficiency
- Wide input voltage range
- Adjustable output voltage
- Low quiescent current
Package
LT3475EFE#PBF is available in an exposed pad TSSOP package.
Essence
The essence of LT3475EFE#PBF lies in its ability to efficiently convert low input voltages to higher output voltages, making it suitable for various applications.
Packaging/Quantity
LT3475EFE#PBF is typically packaged in reels and comes in quantities of 2500 units per reel.
Specifications
- Input Voltage Range: 2.7V to 36V
- Output Voltage Range: 4V to 60V
- Switching Frequency: Up to 1MHz
- Quiescent Current: 40µA
- Operating Temperature Range: -40°C to 125°C
Detailed Pin Configuration
- VIN: Input voltage pin
- SW: Switching node pin
- GND: Ground pin
- FB: Feedback pin
- EN: Enable pin
- VOUT: Output voltage pin
Functional Features
- High-efficiency step-up voltage conversion
- Adjustable output voltage through external resistors
- Internal soft-start function for controlled startup
- Overvoltage protection
- Thermal shutdown protection
- Enable pin for power management control
Advantages and Disadvantages
Advantages
- High efficiency results in minimal power loss
- Wide input voltage range allows for versatile applications
- Adjustable output voltage provides flexibility
- Low quiescent current reduces power consumption
Disadvantages
- Limited maximum output voltage range
- Requires external components for operation
Working Principles
LT3475EFE#PBF operates as a step-up DC/DC converter by using an internal switch to control the energy transfer from the input to the output. When the switch is closed, energy is stored in an inductor, and when it opens, the stored energy is transferred to the output. This process allows for voltage boosting.
Detailed Application Field Plans
The LT3475EFE#PBF can be used in various applications, including but not limited to: - Battery-powered devices - Portable electronic devices - LED lighting systems - Automotive electronics - Industrial equipment
Detailed and Complete Alternative Models
- LT3475EFE#TRPBF: Similar to LT3475EFE#PBF, but packaged in a tape and reel format.
- LT3475IFE#PBF: A variant with an adjustable frequency feature.
- LT3475HFE#PBF: Higher voltage version with an extended input voltage range.
These alternative models offer similar functionality and can be considered based on specific requirements.
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기술 솔루션에 LT3475EFE#PBF 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.
Sure! Here are 10 common questions and answers related to the application of LT3475EFE#PBF in technical solutions:
Q: What is the LT3475EFE#PBF? A: The LT3475EFE#PBF is a high-efficiency, monolithic buck-boost converter designed for applications where the input voltage can vary above and below the output voltage.
Q: What is the input voltage range of the LT3475EFE#PBF? A: The input voltage range of the LT3475EFE#PBF is from 2.7V to 36V.
Q: What is the output voltage range of the LT3475EFE#PBF? A: The output voltage range of the LT3475EFE#PBF is from 2.7V to 34V.
Q: What is the maximum output current of the LT3475EFE#PBF? A: The maximum output current of the LT3475EFE#PBF is 2A.
Q: Can the LT3475EFE#PBF be used in battery-powered applications? A: Yes, the LT3475EFE#PBF can be used in battery-powered applications due to its wide input voltage range and high efficiency.
Q: Does the LT3475EFE#PBF require an external compensation network? A: No, the LT3475EFE#PBF has internal compensation, eliminating the need for an external compensation network.
Q: What is the switching frequency of the LT3475EFE#PBF? A: The switching frequency of the LT3475EFE#PBF is typically 1.2MHz.
Q: Can the LT3475EFE#PBF operate in a synchronous mode? A: Yes, the LT3475EFE#PBF can operate in a synchronous mode by connecting an external N-channel MOSFET.
Q: Is the LT3475EFE#PBF available in a thermally enhanced package? A: Yes, the LT3475EFE#PBF is available in a 16-lead TSSOP package with exposed pad for improved thermal performance.
Q: What are some typical applications of the LT3475EFE#PBF? A: The LT3475EFE#PBF is commonly used in automotive, industrial, and battery-powered applications such as LED lighting, portable devices, and distributed power systems.
Please note that the answers provided here are general and may vary depending on specific design requirements and application scenarios. It's always recommended to refer to the datasheet and consult with the manufacturer for detailed information and guidance.