NCV4949CDR2G onsemi

Here is the English description of the NCV4949CDR2G chip:

• Function: Synchronous Step-Down DC-DC Converter
• Input Voltage Range: 4.5V to 20V
• Output Voltage: Adjustable 0.6V to 5.5V
• Output Current: Up to 490mA
• Switching Frequency: 1.2MHz (typ)
• Package: SOT-23-5

The NCV4949CDR2G from ON Semiconductor is a synchronous buck DC-DC converter.

Key Features:

• Adjustable output up to 490mA continuous capability
• Wide 4.5V to 20V input voltage operating range
• High efficiency conversion to 0.6V to 5.5V outputs
• Ultra-small SOT-23-5 package saves space
• 1.2MHz switching frequency

Common Applications:

• Point-of-load regulation requiring up to 490mA output
• Distributed power systems for compact installations
• Low power industrial/commercial equipment supplies

Benefits Include:

• Enables highly integrated 490mA solution in small size
• Allows flexible use of input voltages up to 20V
• Optimized for efficiency and density in constrained designs

Well-suited for applications requiring up to 490mA output where small size and wide input range are important factors.

In summary, the NCV4949CDR2G combines industry-leading 490mA capability with ON Semi's most compact package.