Supply original LM26420YMH/NOPB, PMIC - Voltage Regulators - DC DC Switching Regulators, by Texas Instruments

The LM26420YMH/NOPB is a high-performance, dual-output, step-down voltage regulator from Texas Instruments, designed for applications requiring efficient power management. This device is particularly well-suited for powering processors, FPGAs, and other digital circuits that demand stable and reliable voltage supplies.

Key Features:

1. Output Configuration: The LM26420 is a dual-output regulator, capable of providing two separate output voltages from a single input source. This is particularly useful in systems where multiple voltage levels are required.

2. Input Voltage Range: The device typically operates with an input voltage range of 4.5V to 17V, making it versatile for various power supply configurations.

3. Output Voltage: The output voltages can be set using external resistors, allowing for flexibility in design. The regulator can deliver output voltages as low as 0.8V, which is essential for modern low-voltage digital circuits.

4. High Efficiency: The LM26420 is designed for high efficiency, often exceeding 90% under typical load conditions. This efficiency helps to minimize heat generation and prolongs the life of the components in the system.

5. Switching Frequency: The device operates at a fixed switching frequency, which can be selected to optimize performance based on the application requirements. This feature helps in reducing the size of external components, such as inductors and capacitors.

6. Protection Features: The LM26420 includes several built-in protection features, such as overcurrent protection, thermal shutdown, and under-voltage lockout. These features enhance the reliability of the device in various operating conditions.

7. Package Type: The LM26420YMH/NOPB is housed in a compact, thermally efficient package (typically a 20-pin HTQFP), which aids in space-constrained designs and improves thermal performance.

8. Control Method: The regulator employs a voltage mode control scheme, which provides stable operation across a wide range of load conditions and helps maintain output voltage regulation.

9. Application Areas: This device is ideal for a variety of applications, including telecommunications, industrial automation, automotive systems, and consumer electronics, where efficient power conversion is critical.

Summary:

The LM26420YMH/NOPB from Texas Instruments is a robust and efficient dual-output step-down voltage regulator that offers flexibility, high efficiency, and a range of protective features, making it suitable for demanding power management applications. Its ability to provide stable output voltages from a wide input range, combined with its compact package, makes it a popular choice among engineers designing modern electronic systems.