Viz Specifikace pro podrobnosti o produktu.
LTC3808EDE#TRPBF
Product Overview
Category
LTC3808EDE#TRPBF belongs to the category of integrated circuits (ICs) specifically designed for power management applications.
Use
This product is commonly used in various electronic devices and systems to efficiently regulate and control power supply voltages.
Characteristics
- High efficiency power management
- Wide input voltage range
- Adjustable output voltage
- Current mode control
- Overvoltage and overcurrent protection
Package
LTC3808EDE#TRPBF is available in a small 12-pin DFN (Dual Flat No-Lead) package, which provides excellent thermal performance and compact size.
Essence
The essence of LTC3808EDE#TRPBF lies in its ability to provide reliable and efficient power management solutions for a wide range of applications.
Packaging/Quantity
This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.
Specifications
- Input Voltage Range: 4.5V to 36V
- Output Voltage Range: 0.6V to VIN
- Maximum Output Current: 2A
- Switching Frequency: Up to 1MHz
- Operating Temperature Range: -40°C to 125°C
Pin Configuration
LTC3808EDE#TRPBF features a 12-pin DFN package with the following pin configuration:
- VCC: Power supply input
- GND: Ground reference
- FB: Feedback pin for output voltage regulation
- SS: Soft-start capacitor connection
- SYNC: Synchronization input for external clock
- RT: Timing resistor for oscillator frequency adjustment
- CT: Timing capacitor for oscillator frequency adjustment
- PGND: Power ground reference
- SW: Switch node connection for power switching
- COMP: Compensation pin for stability control
- EN/UVLO: Enable and undervoltage lockout control
- VIN: Input voltage supply
Functional Features
- Current mode control for improved stability and transient response
- Adjustable output voltage through feedback regulation
- Overvoltage protection to safeguard connected devices
- Overcurrent protection for safe operation
- Soft-start function to prevent inrush current during startup
- Synchronization capability with external clock for system integration
Advantages and Disadvantages
Advantages
- High efficiency power management, reducing energy consumption
- Wide input voltage range allows compatibility with various power sources
- Adjustable output voltage provides flexibility for different applications
- Current mode control enhances stability and transient response
- Overvoltage and overcurrent protection ensure device safety
Disadvantages
- Limited maximum output current of 2A may not be suitable for high-power applications
- Requires additional external components for complete power management solution
Working Principles
LTC3808EDE#TRPBF operates based on a current mode control architecture. It regulates the output voltage by adjusting the duty cycle of the internal power switch. The feedback loop continuously monitors the output voltage and adjusts the switch's on-time accordingly. This control mechanism ensures stable and accurate output voltage regulation.
Detailed Application Field Plans
LTC3808EDE#TRPBF finds extensive application in various fields, including but not limited to: - Industrial automation systems - Telecommunications equipment - Automotive electronics - Portable electronic devices - Power supplies for computer peripherals
Its versatility and wide input voltage range make it suitable for diverse power management requirements across different industries.
Detailed and Complete Alternative Models
Some alternative models that offer similar functionality to LTC3808EDE#TRPBF include: - LT3845A - LM5116 - MAX668
These models provide comparable features and can be considered as alternatives based on specific application requirements.
In conclusion, LTC3808EDE#TRPBF is a highly efficient power management IC designed for a wide range of applications. Its adjustable output voltage, current mode control, and comprehensive protection features make it a reliable choice for various electronic systems.
Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LTC3808EDE#TRPBF v technických řešeních
Sure! Here are 10 common questions and answers related to the application of LTC3808EDE#TRPBF in technical solutions:
Q: What is LTC3808EDE#TRPBF? A: LTC3808EDE#TRPBF is a high-performance synchronous step-down DC/DC controller IC manufactured by Linear Technology (now part of Analog Devices). It is commonly used in power management applications.
Q: What is the input voltage range supported by LTC3808EDE#TRPBF? A: The input voltage range supported by LTC3808EDE#TRPBF is typically between 4.5V and 38V.
Q: What is the output voltage range that can be achieved using LTC3808EDE#TRPBF? A: The output voltage range that can be achieved using LTC3808EDE#TRPBF depends on the external components used, but it can typically range from 0.6V to 5.5V.
Q: What is the maximum output current that LTC3808EDE#TRPBF can handle? A: LTC3808EDE#TRPBF can handle a maximum output current of up to 20A, depending on the design and thermal considerations.
Q: Does LTC3808EDE#TRPBF support synchronous rectification? A: Yes, LTC3808EDE#TRPBF supports synchronous rectification, which improves efficiency by reducing power losses.
Q: Can LTC3808EDE#TRPBF operate in a wide temperature range? A: Yes, LTC3808EDE#TRPBF is designed to operate in a wide temperature range, typically from -40°C to 125°C.
Q: What is the typical switching frequency of LTC3808EDE#TRPBF? A: The typical switching frequency of LTC3808EDE#TRPBF is around 200kHz to 2MHz, but it can be adjusted using external components.
Q: Does LTC3808EDE#TRPBF have any built-in protection features? A: Yes, LTC3808EDE#TRPBF has various built-in protection features such as overvoltage protection (OVP), undervoltage lockout (UVLO), and thermal shutdown.
Q: Can LTC3808EDE#TRPBF be used in battery-powered applications? A: Yes, LTC3808EDE#TRPBF can be used in battery-powered applications as long as the input voltage range and output voltage requirements are within its specifications.
Q: Are there any application notes or reference designs available for LTC3808EDE#TRPBF? A: Yes, Analog Devices provides application notes and reference designs on their website that can help with the implementation of LTC3808EDE#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 application notes provided by the manufacturer for accurate information.