LMR14010ADDCR

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The LMR14010ADDCR is an advanced DC/DC switching regulator designed to deliver up to 10A of continuous output current. This device supports both step-down and step-up regulator topologies and is well suited for a wide variety of applications, ranging from automotive electronics to Industrial systems. The device is optimized for low output ripple, excellent transient response, and high efficiency over a wide range of loads. The LMR14010ADDCR delivers a highly optimized power solution, which makes it ideal for space- and time-critical applications.

Features

• Input voltage: 4.5 to 25 V
• Output voltage: up to 24 V
• Output current: up to 10 A
• Constant frequency current mode control scheme
• High efficiency: up to 93%
• Programmable soft-start
• Internal compensation
• Integrated output overvoltage and overcurrent protection
• HTSPICE™ models available

Applications

• Notebook computers, netbooks and digital electronics
• Industrial equipment and motor controls
• Point-of-Load (PoL) converters and on-card DC/DC conversions
• Automotive and transportation applications
• Uninterruptable Power Supplies (UPS) and server applications

Working Principle

The LMR14010ADDCR is a "current mode" DC/DC switching regulator. This means that it regulates the output current, rather than a voltage. This device uses a PWM (Pulse Width Modulation) control loop. The PWM loop controls the duty cycle of a power MOSFET (a type of transistor) switch in the device. This switch then controls the current that flows through an inductor winding connected to the output, in order to achieve the desired voltage.

The current mode control loop has some advantages over a standard voltage mode control loop. It is more stable, making it easier to design, and it has faster transient response, making it suitable for applications where fast load changes are required. It also supports Power Factor Correction, making the device more efficient in high power applications.

The LMR14010ADDCR can be operated in either step-down or step-up topologies. Step-down topology is when the output voltage is lower than the input voltage, and is generally used for buck converters, where the output voltage needs to be lowered. Step-up topology is when the output voltage is higher than the input voltage, and is generally used to boost a low voltage to a higher voltage, such as in a boost converter.

Conclusion

The LMR14010ADDCR is an advanced DC/DC switching regulator designed to deliver up to 10A of continuous output current. This device supports both step-down and step-up regulator topologies and is well suited for a wide variety of applications, ranging from automotive electronics to Industrial systems. This makes it ideal for space- and time-critical applications, given its optimized power solution and ability to handle fast load changes. The LMR14010ADDCR is a highly efficient and reliable device, making it an ideal choice for power management applications.

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