Other Parts Discussed in Thread: TMS320F2812 , AMC1100 , TLV2322 I have a high power 115 VAC, 400 Hz sine wave output, 20 KHZ PWM inverter (90 kVA) that runs from a nominal 450 VDC Bus. I'm using TI AMC1100 isolation amplifiers for the sine wave output…
The OPA145 also looks like a good choice, this file has not been recently updated so the OPA196 is not in yet, and the pricing is out of date.
OPA111A options.xlsx
to User473,
I searched all the op amp portfolio with the parametric search (precision, general purpose, and high-speed). There are 6 options with temperatures of 150C and above (see attached). The best match is the OPA211-HT (210C max). This is the…