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LTC3707IGN-SYNC
Product Overview
- Category: Integrated Circuit (IC)
- Use: Power Management
- Characteristics: Synchronous Step-Down DC/DC Converter
- Package: 16-Lead SSOP
- Essence: Efficient voltage conversion with synchronous rectification
- Packaging/Quantity: Tube/25 pieces
Specifications
- Input Voltage Range: 4.5V to 36V
- Output Voltage Range: 0.8V to VIN
- Switching Frequency: Up to 2MHz
- Maximum Output Current: 3A
- Efficiency: Up to 95%
- Operating Temperature Range: -40°C to 125°C
Detailed Pin Configuration
- VIN: Input Voltage
- GND: Ground
- SW: Switch Node
- FB: Feedback Voltage
- SYNC/MODE: External Clock Synchronization or Mode Selection
- VCC: IC Supply Voltage
- PGND: Power Ground
- SS/TR: Soft-Start/Tracking Control
- COMP: Compensation Node
- RT/CLKOUT: Oscillator Resistor or Clock Output
- BOOT: High-Side Gate Drive Bootstrap
- LX: Inductor Connection
- SS/TR: Soft-Start/Tracking Control
- PGOOD: Power Good Indicator
- VFB: Feedback Voltage
- VOUT: Output Voltage
Functional Features
- Synchronous rectification for improved efficiency
- Wide input voltage range for versatile applications
- Adjustable output voltage for flexibility
- High switching frequency for compact designs
- Soft-start and tracking control for controlled startup
- Power good indicator for system monitoring
Advantages and Disadvantages
Advantages
- High efficiency leads to reduced power consumption
- Wide input voltage range allows for compatibility with various power sources
- Adjustable output voltage provides flexibility in system design
- Compact package size enables space-saving designs
- Soft-start and tracking control ensure smooth startup
Disadvantages
- Higher cost compared to non-synchronous converters
- Requires external clock synchronization for certain applications
Working Principles
The LTC3707IGN-SYNC is a synchronous step-down DC/DC converter that efficiently converts an input voltage to a lower output voltage. It utilizes synchronous rectification, which reduces power losses and improves overall efficiency. The IC operates by controlling the switching of the internal power MOSFETs based on feedback from the output voltage. This feedback loop ensures that the output voltage remains stable and within the desired range.
Detailed Application Field Plans
The LTC3707IGN-SYNC is commonly used in various applications where efficient voltage conversion is required. Some typical application fields include:
- Power supplies for industrial equipment
- Automotive electronics
- Telecommunications systems
- Battery-powered devices
- Distributed power systems
Detailed and Complete Alternative Models
- LTC3707EGN-SYNC: Similar specifications but in a 16-Lead SSOP package
- LTC3707HG-SYNC: Higher maximum output current of 4A
- LTC3707CGN-SYNC: Lower maximum output current of 2A
These alternative models offer similar functionality and can be considered as substitutes for the LTC3707IGN-SYNC depending on specific requirements.
In conclusion, the LTC3707IGN-SYNC is a versatile synchronous step-down DC/DC converter that offers high efficiency, wide input voltage range, and adjustable output voltage. Its compact package and functional features make it suitable for various applications in different industries.
Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van LTC3707IGN-SYNC in technische oplossingen
Sure! Here are 10 common questions and answers related to the application of LTC3707IGN-SYNC in technical solutions:
Q: What is LTC3707IGN-SYNC? A: LTC3707IGN-SYNC is a synchronous step-down DC/DC controller IC manufactured by Linear Technology (now part of Analog Devices). It is commonly used in power supply applications.
Q: What is the input voltage range supported by LTC3707IGN-SYNC? A: The input voltage range supported by LTC3707IGN-SYNC is typically between 4.5V and 36V.
Q: What is the output voltage range that can be achieved using LTC3707IGN-SYNC? A: The output voltage range that can be achieved using LTC3707IGN-SYNC depends on the external components used, but it can typically range from 0.6V to 34V.
Q: Can LTC3707IGN-SYNC support high current applications? A: Yes, LTC3707IGN-SYNC can support high current applications. It has a maximum output current capability of up to 20A.
Q: Does LTC3707IGN-SYNC have built-in protection features? A: Yes, LTC3707IGN-SYNC has various built-in protection features such as overvoltage protection (OVP), overcurrent protection (OCP), and thermal shutdown.
Q: Is LTC3707IGN-SYNC suitable for battery-powered applications? A: Yes, LTC3707IGN-SYNC is suitable for battery-powered applications. It has a low quiescent current and supports pulse-skipping mode for improved efficiency at light loads.
Q: Can LTC3707IGN-SYNC operate in a synchronized multi-phase configuration? A: Yes, LTC3707IGN-SYNC can operate in a synchronized multi-phase configuration, allowing for higher output current capability and reduced input/output ripple.
Q: What is the switching frequency range of LTC3707IGN-SYNC? A: The switching frequency range of LTC3707IGN-SYNC is typically between 100kHz and 1MHz, but it can be adjusted using external components.
Q: Does LTC3707IGN-SYNC have adjustable soft-start functionality? A: Yes, LTC3707IGN-SYNC has an adjustable soft-start functionality that allows for controlled startup and prevents excessive inrush current.
Q: Are there any evaluation boards or reference designs available for LTC3707IGN-SYNC? A: Yes, Analog Devices provides evaluation boards and reference designs for LTC3707IGN-SYNC, which can help users quickly prototype and implement their power supply solutions.
Please note that the answers provided here are general and may vary depending on specific application requirements and design considerations. It is always recommended to refer to the datasheet and application notes provided by the manufacturer for detailed information.