LM311 The LM311 is a high-speed voltage comparator from On Semiconductor. It offers a fast response time of 165 ns and can switch voltages up to 50V.
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LM311

Available from 1 distributors
Mfr Name: On Semiconductor
On Semiconductor
The LM311 is a high-speed voltage comparator from On Semiconductor. It offers a fast response time of 165 ns and can switch voltages up to 50V.
✓ Total Stock: 598 pcs
$ Price Range: $0.99

LM311 Available from 1 distributor

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LM311 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
SVHC Present

LM311 Description

Short technical summary and product information.

The LM311 is a single high-speed voltage comparator designed for versatile power supply operation. It is compatible with both ±15V supplies for operational amplifiers and 5V supplies for logic systems. The output levels are designed to be compatible with most TTL and MOS circuits.

 

Key electrical specifications include a fast response time of 165 ns, a maximum input bias current of 300 nA, and a maximum input offset current of 70 nA. This comparator is capable of driving lamps or relays and switching voltages up to 50V at 50mA. All inputs and outputs can be isolated from system ground, and the outputs can drive loads referenced to ground, VCC+, or VCC−.

 

The LM311 is available in an SOIC package with body dimensions of 6.20mm x 5.30mm. Its design allows for offset balancing and strobe capabilities, with outputs that can be wire-OR connected. If the strobe is low, the output remains in the off state regardless of the differential input.

 

This device finds applications in areas such as desktop PCs, body control modules, white goods, building automation, oscillators, and peak detectors.

LM311 Quick Information

Product Type: Comparator
Canonical Name: LM311 Voltage Comparator
Subcategory: Voltage Comparator

LM311 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

LM311 Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

LM311 Features

  • Fast response time of 165 ns.
  • Low input bias current of 300 nA.
  • Low input offset current of 70 nA.
  • Capable of switching 50V at 50mA.
  • SOIC package for compact designs.

LM311 Applications

  • Suitable for desktop PC applications.
  • Used in body control modules.
  • Applicable to white goods.
  • Ideal for building automation.
  • Can be used in oscillators.

LM311 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the typical response time of the LM311?

The typical response time is 165 ns.

What is the maximum input bias current of the LM311?

The maximum input bias current is 300 nA.

What is the maximum input offset current of the LM311?

The maximum input offset current is 70 nA.

What is the maximum switching voltage of the LM311?

The maximum switching voltage is 50 V.

What is the maximum switching current of the LM311?

The maximum switching current is 50 mA.

What package is the LM311 available in?

The LM311 is available in an SOIC package with body dimensions of 6.20mm x 5.30mm.

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