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LT3478IFE#PBF
Product Overview
Category
LT3478IFE#PBF belongs to the category of integrated circuits (ICs).
Use
This IC is commonly used in power management applications.
Characteristics
- High efficiency voltage regulator
- Wide input voltage range
- Adjustable output voltage
- Low quiescent current
- Overcurrent protection
- Thermal shutdown protection
Package
LT3478IFE#PBF is available in an 16-pin TSSOP package.
Essence
The essence of LT3478IFE#PBF lies in its ability to efficiently regulate voltage in various power management applications.
Packaging/Quantity
This product is typically packaged in reels, with a quantity of 2500 units per reel.
Specifications
- Input Voltage Range: 3V to 36V
- Output Voltage Range: 1.25V to 34V
- Maximum Switch Current: 2A
- Quiescent Current: 100μA
- Operating Temperature Range: -40°C to 125°C
Detailed Pin Configuration
- VIN: Input voltage pin
- SW: Switching node connection
- GND: Ground reference
- FB: Feedback pin for output voltage regulation
- SS: Soft-start capacitor connection
- VCC: Supply voltage for internal circuitry
- SYNC: Synchronization input for multiple devices
- RT: Timing resistor connection for switching frequency control
- CT: Timing capacitor connection for switching frequency control
- PGND: Power ground reference
- COMP: Compensation pin for stability control
- EN/UVLO: Enable and undervoltage lockout control
- BST: Boost capacitor connection
- LX: Inductor connection
- VOUT: Output voltage pin
- ADJ: Adjust pin for output voltage adjustment
Functional Features
- Wide input voltage range allows for versatile applications
- Adjustable output voltage provides flexibility
- High efficiency ensures minimal power loss
- Overcurrent protection safeguards against excessive current flow
- Thermal shutdown protection prevents overheating
Advantages and Disadvantages
Advantages
- High efficiency operation
- Wide input voltage range
- Adjustable output voltage
- Comprehensive protection features
Disadvantages
- Limited maximum switch current (2A)
Working Principles
LT3478IFE#PBF operates as a step-up DC-DC converter. It takes an input voltage within the specified range and efficiently boosts it to a higher output voltage. The IC utilizes a switching regulator topology to achieve high efficiency and low power dissipation.
Detailed Application Field Plans
LT3478IFE#PBF finds applications in various fields, including: 1. Battery-powered devices 2. LED lighting systems 3. Industrial automation 4. Automotive electronics 5. Telecommunications equipment
Detailed and Complete Alternative Models
- LT3478EFE#PBF
- LT3478HFE#PBF
- LT3478MPFE#PBF
- LT3478IFE#TRPBF
- LT3478EFE#TRPBF
These alternative models offer similar functionality and characteristics to LT3478IFE#PBF, providing options for different requirements and preferences.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LT3478IFE#PBF v technických řešeních
Sure! Here are 10 common questions and answers related to the application of LT3478IFE#PBF in technical solutions:
Q: What is the LT3478IFE#PBF? A: The LT3478IFE#PBF is a high-efficiency, multi-topology DC/DC converter designed for various applications.
Q: What is the input voltage range of the LT3478IFE#PBF? A: The input voltage range of the LT3478IFE#PBF is typically between 3V and 36V.
Q: What is the output voltage range of the LT3478IFE#PBF? A: The output voltage range of the LT3478IFE#PBF can be adjusted from 0.8V to VIN.
Q: Can the LT3478IFE#PBF operate in both step-up and step-down modes? A: Yes, the LT3478IFE#PBF can operate in both step-up (boost) and step-down (buck) modes.
Q: What is the maximum output current of the LT3478IFE#PBF? A: The LT3478IFE#PBF can deliver a maximum output current of up to 2A.
Q: Is the LT3478IFE#PBF suitable for battery-powered applications? A: Yes, the LT3478IFE#PBF is suitable for battery-powered applications due to its low quiescent current and high efficiency.
Q: Does the LT3478IFE#PBF have built-in protection features? A: Yes, the LT3478IFE#PBF includes features like overvoltage protection, thermal shutdown, and current limit protection.
Q: Can the LT3478IFE#PBF be synchronized to an external clock? A: Yes, the LT3478IFE#PBF can be synchronized to an external clock for applications requiring precise timing.
Q: What is the typical efficiency of the LT3478IFE#PBF? A: The LT3478IFE#PBF has a typical efficiency of over 90% in most operating conditions.
Q: Are there any application notes or reference designs available for the LT3478IFE#PBF? A: Yes, Linear Technology (now part of Analog Devices) provides application notes and reference designs for the LT3478IFE#PBF on their website, which can help with implementation and optimization.
Please note that the answers provided here are general and may vary depending on specific design requirements and operating conditions. It is always recommended to refer to the datasheet and consult with the manufacturer for detailed information and support.