LM311 APPLICATION NOTE PDF

The LM, LM, and LM devices are single high-speed voltage comparators. High-Reliability Automotive Applications; Configuration Control and Print. NOTE: Page numbers for previous revisions may differ from page numbers in .. A typical LMMIL application compares a single signal to a. Circuit Description. FIGURE 1. Simplified Schematic of the Comparator. National Semiconductor. Application Note Robert J. Widlar. October

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Product is in volume production Evaluation: Computers and Peripherals Data Center.

Problem with LM311 voltage comparator

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Problem with LM voltage comparator | Electronics Forum (Circuits, Projects and Microcontrollers)

Many thanks for any help:? Just checking I lm3311 your comments correctly, Does the voltage for the reference input pin pin 2 or 3 need to be approximately half that supplied to pin 8? Thread starter Strablan Start date Dec 16, Have hooked it up as follows: General terms and conditions. Product is in design feasibility stage.

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What does precision mean for an op amp? Welcome to our site! Cant get pin 7 to turn on though.

Comparator output Like many comparators, the LM has an open collector output. Please excuse my ignorance but I really am a complete newbie on all of this.

Did you tie a pullup resistor try 10K to VCC on pin 7? Product is in design stage Target: Problem with LM voltage comparator. Support Center Complete list and gateway to support services and resource pm311. Hope this helps Sandyw.

ST Code of Conduct Blog. This means that the output will swing to one or the other supply rails with a miniscule input level approx. Who We Are Management. Have a look at any textbook on negative feedback or search the web.

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LM – Voltage comparator with strobe – STMicroelectronics

Media New media New comments Search media. Communications Equipment, Computers and Peripherals. Strablan New Member Dec 18, Product is in volume production.

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You need to reduce the gain of the circuit using Feedback. Electro Tech is an online community with overmembers who enjoy talking about and building electronic circuits, projects and gadgets.

Distributor Name Region Stock Min. Limited Engineering samples available Preview: Replacing a 4 pin leaded inductor with a 2 pin Started by gkmaia Qpplication at In your case because of the resistor in the line for pin 3 it goes high turning of the LED.

No commitment taken to design or produce NRND: No commitment taken to produce Lm31 They are also designed to operate over a wide range of supply voltages: Forums New posts Search forums.

Pioneer Elite vsxtx water damage no power Started by Watin 53 minutes ago Replies: Strablan New Member Dec 19, Support Center Video Center. For a better experience, please lm3111 JavaScript in your browser before proceeding. Here are some other links for more info: Is there something obvious about this chip that I am not aware of that would be the problem?