Chapter 460

Precise gain without external resistors

Glen Brisebois


The precision LT1991 operational amplifier, which is simple to use, small, and versatile, and can be used for many varied applications, is described.


Operational amplifier



Inventory and manufacturing have associated costs and logistical headaches. “If only we could simplify our stock room and our manufacturing kits.” The LT1991 provides so many functions that it may be the last amplifier you ever have to stock. This is not a limited-use single-application difference or instrumentation amplifier. This is a flexible part that can be configured into inverting, noninverting, difference amplifiers, and even buffered attenuators, just ...

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