STMicroelectronics STEVAL-A6983IV1 Evaluation Board
STMicroelectronics STEVAL-A6983IV1 Evaluation Board is a versatile tool designed to demonstrate the capabilities of the A6983I synchronous iso-buck converter. This evaluation board supports a wide input voltage range of up to 38V and delivers up to 10W of isolated power, making it ideal for applications in industrial automation, telecommunications, medical devices, automotive electronics, and consumer electronics. The board features an innovative design that allows for accurate primary output voltage adjustment and the derivation of an isolated secondary output using a transformer ratio, eliminating the need for an optocoupler. This design enhances the efficiency and reliability of the power supply in various isolated applications.
Features
- Designed for iso-buck topology
- 4V to 38V input voltage range
- Up to 10W deliverable power (depending on the application conditions)
- Isolated output voltage unregulated
- Optional postregulation (not mounted, layout foreseen at the bottom)
- Embeds the transformer
- Regulation at the primary side, no optocoupler required
- 200kHz to 1MHz programmable switching frequency
- Suitable for external synchronization
- Power-good signal available
- Enable
- Input EMI filter embedded
- Selectable spread spectrum function for improved EMC performance
Applications
- Industrial automation
- Telecommunications
- Medical devices
- Automotive electronics
- Consumer electronics
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Paskelbta: 2025-03-28
| Atnaujinta: 2025-04-07