Here is the English description of the LM2574DW-ADJR2G chip:
- Function: Step-Down Switching Regulator
- Input Voltage: 4V to 40V
- Output Voltage: Adjustable 1.23V to 37V
- Output Current: Up to 3A
- Switching Frequency: 150kHz
- Package: SOT-23-5
The LM2574DW-ADJR2G from Texas Instruments is a step-down switching regulator controller capable of delivering up to 3A from an adjustable 1.23V to 37V output.
Key Features:
- Wide adjustable 1.23V to 37V output voltage range
- 4V to 40V input voltage operating range
- Maximum continuous current of 3A
- 150kHz fixed switching frequency
- Small footprint SOT-23-5 package
Common Applications:
- Distributed power systems for space constrained designs
- Battery-powered devices requiring high efficiency
- Point-of-load regulation where PCB area is limited
Benefits Include:
- Provides high current regulation in minimal space
- High efficiency conversion from varied inputs
- Simplifies design with small integrated package
Well-suited for applications needing up to 3A output where board area efficiency, input voltage tolerance and design simplicity are important factors.
In summary, the LM2574DW-ADJR2G delivers leading adjustable regulation with industry-best integration density.