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What you always wanted to know about TINA-TI but were afraid to ask! (Part 3)
Other Parts Discussed in Post: TINA-TI, LMH6629Whether or not you were ever “afraid” to ask about any of the TINA-TI topics we discussed in Part 1 or in Part 2 of this Analog Wire series, I’m hoping...
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How to use EMI hardened op amps to reduce your errors
Other Parts Discussed in Post: OPA172, LMV831Challenge: Before the birth of electromagnetic interference (EMI) hardened amplifiers, system designer like yourself was left to implement your own...
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Increasing dynamic performance in radar systems
If you’re designing automotive radar or even commercial or military radar systems, we are all bound by physics. I’d like to change that, but many of my old professors in college said “there are rules...
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What you always wanted to know about TINA-TI but were afraid to ask! (Part 4)
Other Parts Discussed in Post: TINA-TI, LMH6554This installment of the TINA-TI series is based on your requests from the list in Part 1. In this post we’ll learn how to generate:Time varying (piecewise...
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Minimize your current, pick a sweet spot!
Pick any CMOS or JFET amplifier and you’ll get the lowest possible input bias (Ib) current, right?Not so fast. If you mean low Ib compared to that of bipolar, then yes. But if you mean sub 10pA, there...
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What you need to know about internal ESD protection on integrated circuits
Most of the integrated circuits that I work with are electrostatic discharge (ESD)-sensitive. In spite of all the care we engineers take, it is nearly impossible to eliminate static electricity...
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What you need to know about input bias current – and why
Other Parts Discussed in Post: THS4551One of my standard interview questions for new college graduates is to describe the non-ideal aspects of an operational amplifier (op amp). While most candidates...
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Correcting DC errors in high-speed amplifier circuits
Other Parts Discussed in Post: OPA656When both high DC accuracy and high bandwidth are required at the same time, it may be difficult to implement. Depending on the circuit configuration, there are...
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