Part Number: OPA1622EVM Other Parts Discussed in Thread: OPA1622 , , OPA1637EVM
Testing an opa1622evm and powered it with 2x 13v batteries. I then connected the balanced output of a topping e70 dac to it and with no load the evm measured 4.8 vrms in and…
Hi Kai,
Thank you for your response.
Hi Hongmei,
Using a solid ground plane is a good way to provide a good analog signal ground. You can take a look at the THP210EVM User's Guide for a 4-layer PCB example, where the layer beneath the device is a…
Part Number: OPA1622 Other Parts Discussed in Thread: , OPA1688 Could the OPA1622 be used with a single supply? I tried connecting +5V to the VCC of the OPA1622EVM and connected the VEE pin to the GND pin (and to the return of the power supply). The audio…