ADP41913
Product Category
The ADP41913 belongs to the category of voltage mode controllers.
Basic Information Overview
- Use: The ADP41913 is used as a synchronous buck PWM controller for converting a higher input voltage to a lower output voltage.
- Characteristics: It features high efficiency, fast transient response, and a wide input voltage range.
- Package: The ADP41913 comes in a compact package suitable for surface mount applications.
- Essence: Its essence lies in efficiently regulating voltage conversion in various electronic devices.
- Packaging/Quantity: The ADP41913 is typically available in reels containing a specific quantity per reel.
Specifications
- Input Voltage Range:
- Output Voltage Range:
- Switching Frequency:
- Operating Temperature Range:
Detailed Pin Configuration
The ADP41913 has a detailed pin configuration that includes pins for input voltage, ground, feedback, compensation, and power stage connections. A comprehensive diagram illustrating the pin configuration is provided in the product datasheet.
Functional Features
The functional features of the ADP41913 include: - Synchronous rectification - Adjustable soft start - Overcurrent protection - Power good indicator
Advantages and Disadvantages
Advantages: - High efficiency - Wide input voltage range - Fast transient response
Disadvantages: - Complex external circuitry may be required for certain applications - Limited maximum output current
Working Principles
The ADP41913 operates based on the principle of pulse width modulation (PWM) to regulate the duty cycle of the switching transistors, thereby controlling the output voltage.
Detailed Application Field Plans
The ADP41913 is commonly used in applications such as: - Point-of-load converters - Industrial power supplies - Telecommunication equipment - Server and storage systems
Detailed and Complete Alternative Models
Some alternative models to the ADP41913 include: - ADP2384 - ADP1850 - ADP2164
In conclusion, the ADP41913 is a versatile voltage mode controller with a wide range of applications and several alternatives available in the market.
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What is the ADP41913?
- The ADP41913 is a high-speed, dual MOSFET driver designed for synchronous rectification in DC-to-DC converters.
What are the key features of the ADP41913?
- The ADP41913 features include adaptive shoot-through protection, programmable dead time, and a wide input voltage range.
How does the adaptive shoot-through protection work in the ADP41913?
- The adaptive shoot-through protection prevents both MOSFETs from conducting simultaneously, reducing power loss and improving efficiency.
What is the purpose of the programmable dead time in the ADP41913?
- The programmable dead time allows users to optimize the switching performance and minimize cross-conduction in the synchronous rectifier.
What is the typical application of the ADP41913?
- The ADP41913 is commonly used in high-frequency, high-efficiency DC-to-DC converters, such as those found in server power supplies and telecom infrastructure.
What is the maximum operating frequency supported by the ADP41913?
- The ADP41913 supports high-frequency operation, typically up to 1 MHz, making it suitable for fast-switching power conversion applications.
How does the ADP41913 handle thermal management?
- The ADP41913 includes thermal warning and shutdown features to protect against excessive temperature, ensuring reliable operation in demanding environments.
Can the ADP41913 be used in automotive applications?
- Yes, the ADP41913 is qualified for automotive applications, offering a robust solution for automotive power systems.
What are the input voltage requirements for the ADP41913?
- The ADP41913 supports a wide input voltage range, typically from 4.5V to 18V, accommodating various power supply designs.
Is there a reference design available for implementing the ADP41913 in a specific application?
- Yes, Analog Devices provides reference designs and application notes to assist engineers in integrating the ADP41913 into their technical solutions.