Overview
The LMR23630FQDRRRQ1, manufactured by Texas Instruments, is a high-performance synchronous buck regulator designed for a wide range of applications. This device is part of the SIMPLE SWITCHER® series, known for its ease of use and efficiency. With an input voltage range of 4V to 36V and a maximum output current of 3A, it is well-suited for industrial and automotive applications where non-regulated power sources need to be converted to stable voltages. The LMR23630FQDRRRQ1 is particularly noted for its low quiescent current of 75μA, making it ideal for battery-powered systems. Its internal loop compensation simplifies design, reducing the need for external components and ensuring a compact PCB layout.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 4 to 36 | V | |
| Output Current | 3 | A | |
| Quiescent Current | 75 | μA | |
| Switching Frequency | Fixed | FPWM mode | |
| Control Mode | Peak Current Mode | ||
| Protection Features | Cycle-by-cycle current limit, Short-circuit protection, Thermal shutdown |
Key Features
- Wide input voltage range of 4V to 36V, suitable for diverse applications.
- High efficiency with a low quiescent current of 75μA, ideal for battery-powered systems.
- Internal loop compensation simplifies design and reduces external component count.
- Peak current mode control ensures robust performance and cycle-by-cycle current limiting.
- Fixed frequency PWM mode minimizes output voltage ripple under light loads.
- Comprehensive protection features including short-circuit protection and thermal shutdown.
Applications
The LMR23630FQDRRRQ1 is versatile and can be used in a variety of applications. It is particularly effective in industrial environments for powering control systems, sensors, and actuators. In automotive applications, it is used for infotainment systems, advanced driver-assistance systems (ADAS), and lighting controls. Its low power consumption also makes it suitable for portable and battery-operated devices such as handheld instruments and medical devices. The regulator's robust design and protection features ensure reliable operation in harsh environments, making it a preferred choice for mission-critical applications.
Q & A
What is the input voltage range of the LMR23630FQDRRRQ1?
The input voltage range is from 4V to 36V.
What is the maximum output current of this device?
The maximum output current is 3A.
What is the quiescent current of the LMR23630FQDRRRQ1?
The quiescent current is 75μA.
What control mode does this regulator use?
It uses peak current mode control.
Does this device have internal loop compensation?
Yes, it features internal loop compensation.
What are the protection features of the LMR23630FQDRRRQ1?
It includes cycle-by-cycle current limit, short-circuit protection, and thermal shutdown.
Is the LMR23630FQDRRRQ1 suitable for battery-powered systems?
Yes, its low quiescent current makes it ideal for battery-powered systems.
What is the switching frequency of this device?
It operates at a fixed frequency in FPWM mode.
Can this regulator be used in automotive applications?
Yes, it is designed for automotive applications.
What is the main advantage of the internal loop compensation?
It simplifies the design process and reduces the number of external components required.
