OPA145 Datasheet, PDF (27/40 Pages) Texas Instruments – High-Precision, Low-Noise, Rail-to-Rail Output, 5.5-MHz JFET Operational Amplifiers

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OPA145, OPA2145, OPA4145
SBOS427 – JUNE 2017
Typical Application (continued)
Software tools are readily available to simplify filter design. WEBENCH^® Filter Designer is a simple, powerful,
and easy-to-use active filter design program. The WEBENCH® Filter Designer lets you create optimized filter
designs using a selection of TI operational amplifiers and passive components from TI's vendor partners.
Available as a web based tool from the WEBENCH Design Center, WEBENCH Filter Designer allows you to
design, optimize, and simulate complete multistage active filter solutions within minutes.
9.2.3 Application Curve
20
0
-20
-40
-60
100
1k
10k
100k
1M
Frequency (Hz)
Figure 46. OPAx145 Second-Order, 25-kHz, Chebyshev, Low-pass Filter
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