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LTC3119HFE#TRPBF
Product Overview
Category
The LTC3119HFE#TRPBF belongs to the category of integrated circuits (ICs) specifically designed for power management applications.
Use
This product is primarily used for voltage regulation and power conversion in various electronic devices and systems.
Characteristics
- High efficiency: The LTC3119HFE#TRPBF offers high efficiency power conversion, minimizing energy loss during voltage regulation.
- Wide input voltage range: It can accept a wide range of input voltages, making it suitable for diverse applications.
- Low quiescent current: The device has a low quiescent current, reducing power consumption during standby or idle modes.
- Adjustable output voltage: The output voltage can be easily adjusted to meet specific requirements.
- Overcurrent protection: The LTC3119HFE#TRPBF incorporates overcurrent protection to safeguard the circuitry from excessive currents.
Package
The LTC3119HFE#TRPBF is available in a compact and industry-standard 20-pin TSSOP package.
Essence
The essence of the LTC3119HFE#TRPBF lies in its ability to efficiently regulate voltage and convert power, enabling reliable operation of electronic devices.
Packaging/Quantity
This product is typically supplied in tape and reel packaging, with a quantity of 250 units per reel.
Specifications
- Input Voltage Range: 2.7V to 15V
- Output Voltage Range: 0.8V to VIN
- Maximum Output Current: 3A
- Quiescent Current: 40µA
- Switching Frequency: 1MHz
- Operating Temperature Range: -40°C to 125°C
Detailed Pin Configuration
The LTC3119HFE#TRPBF features 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
Functional Features
- Voltage Regulation: The LTC3119HFE#TRPBF provides precise voltage regulation, ensuring a stable output voltage even with varying input voltages.
- Power Conversion: It efficiently converts power from the input source to the desired output voltage, enabling proper functioning of downstream components.
- Overcurrent Protection: The device incorporates overcurrent protection, preventing damage to the circuitry in case of excessive current flow.
- Soft-Start Functionality: The soft-start feature allows for gradual ramp-up of the output voltage, reducing stress on the system during startup.
Advantages and Disadvantages
Advantages
- High efficiency power conversion
- Wide input voltage range
- Low quiescent current
- Adjustable output voltage
- Overcurrent protection
Disadvantages
- Limited maximum output current (3A)
Working Principles
The LTC3119HFE#TRPBF operates based on a switching regulator topology. It utilizes high-frequency switching to regulate the input voltage and convert it to the desired output voltage. This is achieved through the control of internal switches and feedback mechanisms that maintain the output voltage within the specified range.
Detailed Application Field Plans
The LTC3119HFE#TRPBF finds applications in various fields, including but not limited to: - Portable electronic devices - Battery-powered systems - Industrial automation - Automotive electronics - Telecommunications equipment
Detailed and Complete Alternative Models
- LT8610ABEMSE#PBF: This IC offers similar voltage regulation and power conversion capabilities with a higher maximum output current of 5A.
- LTC3112EFE#PBF: A comparable IC with a lower maximum output current of 2.5A but features an integrated power switch for simplified design.
These alternative models provide options with varying specifications to suit different application requirements.
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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van LTC3119HFE#TRPBF in technische oplossingen
Sure! Here are 10 common questions and answers related to the application of LTC3119HFE#TRPBF in technical solutions:
Q: What is LTC3119HFE#TRPBF? A: LTC3119HFE#TRPBF is a high-efficiency, synchronous buck-boost DC/DC converter designed for applications requiring both step-up and step-down voltage conversions.
Q: What is the input voltage range of LTC3119HFE#TRPBF? A: The input voltage range of LTC3119HFE#TRPBF is from 2.7V to 40V.
Q: What is the output voltage range of LTC3119HFE#TRPBF? A: The output voltage range of LTC3119HFE#TRPBF is from 1.8V to 40V.
Q: What is the maximum output current of LTC3119HFE#TRPBF? A: The maximum output current of LTC3119HFE#TRPBF is 5A.
Q: Can LTC3119HFE#TRPBF operate in both buck and boost modes simultaneously? A: Yes, LTC3119HFE#TRPBF can operate in both buck and boost modes simultaneously, making it suitable for applications with varying input and output voltages.
Q: Does LTC3119HFE#TRPBF have built-in protection features? A: Yes, LTC3119HFE#TRPBF has built-in protection features such as overvoltage protection, undervoltage lockout, and thermal shutdown.
Q: What is the efficiency of LTC3119HFE#TRPBF? A: The efficiency of LTC3119HFE#TRPBF can reach up to 95%, depending on the input and output voltage conditions.
Q: Can LTC3119HFE#TRPBF be used in battery-powered applications? A: Yes, LTC3119HFE#TRPBF is suitable for battery-powered applications as it can efficiently convert voltages from various battery chemistries.
Q: What type of package does LTC3119HFE#TRPBF come in? A: LTC3119HFE#TRPBF comes in a 38-lead TSSOP package.
Q: Are there any evaluation boards available for LTC3119HFE#TRPBF? A: Yes, Linear Technology (now part of Analog Devices) provides evaluation boards for LTC3119HFE#TRPBF, which can help in testing and prototyping applications.
Please note that these answers are general and may vary based on specific application requirements. It's always recommended to refer to the datasheet and consult with the manufacturer for detailed information.