LTC3823EUH#PBF
Product Overview
The LTC3823EUH#PBF belongs to the category of high-performance synchronous step-down DC/DC controllers. It is commonly used in power management applications and is known for its high efficiency, compact package, and versatile features. The LTC3823EUH#PBF is available in a 28-lead QFN package and is an essential component in various power supply designs.
Basic Information
- Category: Power Management IC
- Use: Step-down DC/DC controller
- Characteristics: High efficiency, compact package
- Package: 28-lead QFN
- Essence: Efficient power management
- Packaging/Quantity: Available in standard packaging, quantity varies based on supplier
Specifications
- Input Voltage Range: 4.5V to 30V
- Output Voltage Range: 0.6V to 5.5V
- Switching Frequency: Up to 2MHz
- Operating Temperature Range: -40°C to 125°C
- Control Type: Voltage Mode
- Features: Synchronization capability, adjustable current limit, soft-start, and more
Detailed Pin Configuration
The LTC3823EUH#PBF features a 28-lead QFN package with specific pin configurations for input voltage, output voltage, feedback, compensation, and other control and monitoring functions. Refer to the datasheet for the detailed pinout diagram.
Functional Features
- High Efficiency: The LTC3823EUH#PBF offers high efficiency, making it suitable for power-sensitive applications.
- Versatile Control: With adjustable current limit and soft-start features, it provides flexibility in power management designs.
- Synchronization Capability: The device can be synchronized to an external clock signal for system optimization.
Advantages and Disadvantages
Advantages: - High efficiency - Compact package - Versatile control features
Disadvantages: - Limited output current compared to some alternative models - Higher cost compared to non-synchronous controllers
Working Principles
The LTC3823EUH#PBF operates as a synchronous step-down DC/DC controller, regulating the input voltage to a lower, stable output voltage. It utilizes a voltage mode control scheme and incorporates various protection and monitoring features to ensure reliable operation.
Detailed Application Field Plans
The LTC3823EUH#PBF is well-suited for a wide range of applications including: - Industrial power supplies - Automotive electronics - Telecommunications equipment - Distributed power systems - Battery-powered devices
Detailed and Complete Alternative Models
- Alternative Model 1: LTC3822
- Alternative Model 2: LT8610
- Alternative Model 3: LT8611
These alternative models offer similar functionality and may be considered based on specific application requirements.
In conclusion, the LTC3823EUH#PBF is a highly efficient and versatile synchronous step-down DC/DC controller suitable for various power management applications. Its compact package and advanced features make it an essential component in modern power supply designs.
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What is LTC3823EUH#PBF?
- LTC3823EUH#PBF is a high-performance synchronous step-down DC-DC controller from Linear Technology (now part of Analog Devices). It is designed for use in various power management applications.
What is the input voltage range for LTC3823EUH#PBF?
- The input voltage range for LTC3823EUH#PBF is typically 4.5V to 30V, making it suitable for a wide range of power supply designs.
What is the output voltage range for LTC3823EUH#PBF?
- The output voltage range for LTC3823EUH#PBF can be adjusted from 0.6V to VIN, providing flexibility for different load requirements.
What are the key features of LTC3823EUH#PBF?
- Some key features of LTC3823EUH#PBF include high efficiency, wide input voltage range, adjustable frequency operation, and precision enable input.
What are the typical applications for LTC3823EUH#PBF?
- LTC3823EUH#PBF is commonly used in applications such as industrial power supplies, automotive systems, telecom infrastructure, and distributed power systems.
What is the maximum output current supported by LTC3823EUH#PBF?
- LTC3823EUH#PBF can support a maximum output current of up to 20A, making it suitable for powering a wide range of loads.
Does LTC3823EUH#PBF have built-in protection features?
- Yes, LTC3823EUH#PBF includes a variety of protection features such as overcurrent protection, overvoltage protection, and thermal shutdown to ensure reliable operation.
Can LTC3823EUH#PBF operate in a synchronized multi-phase configuration?
- Yes, LTC3823EUH#PBF can be configured to operate in a multi-phase configuration to support higher output currents and reduce output voltage ripple.
What is the operating temperature range for LTC3823EUH#PBF?
- LTC3823EUH#PBF is designed to operate over a wide temperature range, typically from -40°C to 125°C, making it suitable for harsh environments.
Is there a reference design available for LTC3823EUH#PBF?
- Yes, Analog Devices provides reference designs and application notes to help engineers implement LTC3823EUH#PBF in their technical solutions effectively.