The STEVAL-ISA097V1 demonstration board is a step-down switching power supply based on the L7985 in DFN10 package. It has a 2A DC output current, input voltage range from 4.5V to 38V, adjustable output voltage starting from 0.6V, programmable 250kHz switching frequency up to 1MHz, internal soft-start and enable, low dropout operation with 100% duty cycle, voltage feed-forward, zero load current operation, overcurrent and thermal protection.
The STEVAL-ISA097V1 is a step-down switching power supply demonstration board designed around the L7985 in a DFN10 package. It supports an output current of up to 2 A and accepts input voltages ranging from 4.5 V to 38 V. This manual is written in Chinese.
| Output current | 2 A DC output current |
|---|---|
| Input voltage range | 4.5 V to 38 V |
| Output voltage adjustment | adjustable from 0.6 V |
| Switching frequency range | 250 kHz to 1 MHz |
The board is able to deliver up to 2 A current to the load depending on the application conditions.
The input voltage can range from 4.5 V to 38 V.
The output voltage can be set starting from 0.6 V.