LT3478IFE#TRPBF
Product Overview
Category
LT3478IFE#TRPBF 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#TRPBF is available in an 16-pin TSSOP package.
Essence
The essence of LT3478IFE#TRPBF 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: 2.5V to 36V
- Output Voltage Range: 1.25V to 34V
- Maximum Switch Current: 3A
- Quiescent Current: 100µA
- Operating Temperature Range: -40°C to 125°C
Detailed Pin Configuration
- VIN: Input voltage pin
- SW: Switching node connection
- FB: Feedback pin for output voltage regulation
- GND: Ground reference pin
- SS: Soft-start capacitor connection
- VCC: Internal bias voltage supply
- COMP: Compensation pin for loop stability
- RT: Timing resistor connection for oscillator frequency control
- CT: Timing capacitor connection for oscillator frequency control
- SYNC: Synchronization input pin
- EN: Enable pin for device operation
- PGND: Power ground reference pin
- BST: Bootstrap capacitor connection
- LX: Inductor connection
- VOUT: Output voltage pin
- NC: No connection
Functional Features
- Wide input voltage range allows for versatile applications
- Adjustable output voltage provides flexibility in power management
- Low quiescent current minimizes power consumption
- Overcurrent protection safeguards against excessive current flow
- Thermal shutdown protection prevents overheating
Advantages and Disadvantages
Advantages
- High efficiency voltage regulation
- Wide input voltage range
- Adjustable output voltage
- Comprehensive protection features
Disadvantages
- Limited maximum switch current (3A)
Working Principles
LT3478IFE#TRPBF operates as a step-up DC-DC converter. It utilizes an internal oscillator to control the switching of the internal power MOSFET, which regulates the output voltage based on the feedback received from the FB pin. The device incorporates various protection mechanisms to ensure safe and reliable operation.
Detailed Application Field Plans
LT3478IFE#TRPBF finds extensive application in the following fields:
- Battery-powered devices
- LED lighting systems
- Industrial automation
- Automotive electronics
- Telecommunications equipment
Detailed and Complete Alternative Models
- LT3478EFE#TRPBF
- LT3478HFE#TRPBF
- LT3478IFE#PBF
- LT3478EFE#PBF
- LT3478HFE#PBF
These alternative models offer similar functionality and characteristics to LT3478IFE#TRPBF, providing users with options based on their specific requirements.
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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi LT3478IFE#TRPBF dalam penyelesaian teknikal
Sure! Here are 10 common questions and answers related to the application of LT3478IFE#TRPBF in technical solutions:
Q: What is the LT3478IFE#TRPBF? A: The LT3478IFE#TRPBF is a high-efficiency, monolithic buck-boost DC/DC converter designed for applications requiring both positive and negative outputs from a single input voltage.
Q: What is the input voltage range of the LT3478IFE#TRPBF? A: The input voltage range of the LT3478IFE#TRPBF is typically between 2.5V and 16V.
Q: What is the output voltage range of the LT3478IFE#TRPBF? A: The output voltage range of the LT3478IFE#TRPBF can be adjusted from -2.8V to +34V.
Q: What is the maximum output current of the LT3478IFE#TRPBF? A: The LT3478IFE#TRPBF can deliver a maximum output current of up to 2A.
Q: Can the LT3478IFE#TRPBF operate in both buck and boost modes? A: Yes, the LT3478IFE#TRPBF can operate in both buck and boost modes, allowing it to step up or step down the input voltage as required.
Q: Does the LT3478IFE#TRPBF have built-in protection features? A: Yes, the LT3478IFE#TRPBF includes various protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout.
Q: What is the efficiency of the LT3478IFE#TRPBF? A: The LT3478IFE#TRPBF has a high efficiency of up to 95%, making it suitable for power-sensitive applications.
Q: Can the LT3478IFE#TRPBF be used in automotive applications? A: Yes, the LT3478IFE#TRPBF is designed to operate over a wide temperature range and can be used in automotive applications.
Q: What type of package does the LT3478IFE#TRPBF come in? A: The LT3478IFE#TRPBF is available in an exposed pad TSSOP-16 package.
Q: Are there any application notes or reference designs available for the LT3478IFE#TRPBF? A: Yes, Linear Technology (now part of Analog Devices) provides application notes and reference designs that can help with the implementation of the LT3478IFE#TRPBF in various technical solutions.
Please note that the answers provided here are general and may vary depending on specific design considerations and requirements. It is always recommended to refer to the datasheet and consult with the manufacturer for detailed information and support.