Part Number: OPA627 Other Parts Discussed in Thread: OPA134 , OPA140 , OPA145 , LM124
Tool/software:
Hello,
I work on legacy avionics systems made by J.E.T. These originally used Burr Brown 2A180 / Analog Devices AD3417 precision op amps, which were subsequently…
Part Number: OPA627 Tool/software: In one design we have replaced the THT version of the OPA627 with the SMD version. Although the datasheet states that it no longer has offset trim connections, it seems that this function still works. Is this an error…
Part Number: OPA627 Tool/software: Hello,
a customer claims delivered parts with P/N: OPA627AU/2K5 that carry a marking of "423XL", while parts with the marking "21GHZ" seem to be ok...
The customer purchased 300 pcs with the marking…
Part Number: OPA627 Other Parts Discussed in Thread: OPA828 Tool/software: My question to Texas Instrument is, knowing that there are surface mount (OPA627AU and OPA637AU) versions of the through-hole Burr-Brown (OPA627AP and OPA637AP) why is it highly…
Part Number: OPA627 Tool/software: Hi
We made X-ray structure of this product and found that the internal structure was inconsistent and the appearance was different Could you please help to confirm the reason and whether it affects the use thank you …
Part Number: OPA627 Other Parts Discussed in Thread: OPA1656 , OPA1642 I am in the process of restoring and upgrading several pieces of the vintage Kenwood Basic C2 preamplifier. it has 4 op-amps as follows:
1 - NJM4580D mounted in the phono preamp Section…
Part Number: OPA627 Hi experts,
My customer used CAN package of OPA627 and SOIC package of OPA627.
However CAN package has a bit more noisy than SOIC package. How should you consider the difference in noise between CAN and SOIC packages? It would be helpful…
Part Number: OPA627
Hi,
in the related post, Art Kay gives the method of calculating R1 noise and Rf noise independently.
But I find that it doesn't count for BWn.
I wonder how to calculate BWn for R1 noise and Rf noise.
For example, I think Rf noise…
Part Number: OPA627 Other Parts Discussed in Thread: OPA404 Need circuit understanding for the below opamp circuit with photodiodes (trans-impedance amplifier with T-network)
My simulation and calculation values aren't matching.
