LM51551QDSSRQ1

The LM5155-Q1 is a versatile synchronous buck controller designed for automotive and industrial applications. It provides high efficiency and flexibility in designing power supplies. Here's an overview of the LM5155QDSSRQ1:

**Specifications:**

- Input Voltage Range: 4.5V to 65V

- Output Voltage Range: Adjustable (down to 0.8V)

- Switching Frequency: Adjustable up to 1.5MHz

- Current Sense: Voltage Mode Control

- Synchronization: External synchronization option available

- Package: VSSOP-10

**Features:**

- Wide Input Voltage Range: Suitable for automotive and industrial applications with varying input voltage levels.

- High Efficiency: Supports high-efficiency designs with synchronous rectification and optimized switching.

- Adjustable Output Voltage: Flexibility in setting the desired output voltage.

- Adjustable Switching Frequency: Allows optimization of efficiency and component size.

- Voltage Mode Control: Provides voltage regulation through current sense feedback.

- External Synchronization: Option to synchronize the switching frequency to an external clock source.

**Applications:**

- Automotive power supplies

- Industrial power supplies

- DC-DC converters

- Point-of-load (POL) converters

- Battery-powered systems

The LM5155QDSSRQ1 is well-suited for designing efficient and robust power supplies in automotive and industrial environments. Its adjustable features and wide input voltage range make it versatile for various applications. For detailed information and design guidelines, refer to the datasheet and application notes provided by the manufacturer.