ISL9V3040D3ST onsemi / Fairchild

Here is the English description of the ISL9V3040D3ST chip:

• Input Voltage Range: 4.5V to 14V
• Output Voltage: 3.3V
• Maximum Output Current: 3A
• Package: WSON-8
• Operating Temperature Range: -40°C to +125°C

The ISL9V3040D3ST is a 3A step-down DC-DC converter from Intersil.

Key Features:

• Generates a stable 3.3V output from a 4.5V to 14V input
• Can supply up to 3A continuous load current
• Extremely small footprint WSON-8 package
• Ultra wide operating temperature range
• Integrated power MOSFET for high efficiency

Common Applications:

• On-board charging and power systems in automotive/industrial equipment
• Point-of-load regulation below 3A loads
• Battery-powered devices requiring long life and high reliability

Benefits include a compact, easy to use solution to generate 3.3V from a variety of input sources. The extreme temperature performance allows use in harsh environments.

Well-suited for space constrained applications requiring up to 3A of regulated 3.3V power from 4.5V to 14V over a -40°C to +125°C range.

In summary, the ISL9V3040D3ST is a versatile 3A DC-DC converter optimized for high reliability in demanding conditions.