LM311DT Integrated Circuits (ICs) |
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Allicdata Part #: | 497-1569-2-ND |
Manufacturer Part#: |
LM311DT |
Price: | $ 0.09 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | STMicroelectronics |
Short Description: | IC VOLTAGE COMPARATOR 8-SOIC |
More Detail: | Comparator General Purpose DTL, MOS, Open-Collecto... |
DataSheet: | LM311DT Datasheet/PDF |
Quantity: | 1000 |
Lead Free Status / RoHS Status: | Lead free / RoHS Compliant |
Moisture Sensitivity Level (MSL): | 1 (Unlimited) |
2500 +: | $ 0.08233 |
5000 +: | $ 0.07734 |
12500 +: | $ 0.07235 |
25000 +: | $ 0.06636 |
62500 +: | $ 0.06387 |
Specifications
Series: | -- |
Packaging: | Tape & Reel (TR) |
Lead Free Status / RoHS Status: | -- |
Part Status: | Active |
Moisture Sensitivity Level (MSL): | -- |
Type: | General Purpose |
Number of Elements: | 1 |
Output Type: | DTL, MOS, Open-Collector, Open-Emitter, RTL, TTL |
Voltage - Supply, Single/Dual (±): | 5 V ~ 30 V, ±2.5 V ~ 15 V |
Voltage - Input Offset (Max): | 7.5mV @ ±15V |
Current - Input Bias (Max): | 0.25µA @ ±15V |
Current - Output (Typ): | 50mA |
Current - Quiescent (Max): | 7.5mA |
CMRR, PSRR (Typ): | -- |
Propagation Delay (Max): | -- |
Hysteresis: | -- |
Operating Temperature: | 0°C ~ 70°C |
Package / Case: | 8-SOIC (0.154", 3.90mm Width) |
Mounting Type: | Surface Mount |
Supplier Device Package: | 8-SO |
Base Part Number: | LM311 |
Description
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LM311DT Linear - Comparators
Alinear-comparatorsisadevicethatisusedtocomparetwovoltagestoseeiftheyaredifferent.TheLM311DTisanintegratedcircuithatisdesignedtoprovidesuchacomparisonservice,inadditiontobuilt-inprotectionthatpreventovercurrentoranyothertypeofdamagetoitscircuitry.TheLM311DTistypicallymanufacturedasadualinlinepackage(DIP).Thisdevicecontainstwopins,oneforpositivepower,andtheotherfornegativepower,andsomeadditionalpinsforcontrol.TheoutputoftheLM311DTisalsodifferentdependingonwhethertheinputvoltagesarethe same or different. ThesectionbelowwilldetailtheworkingprincipleoftheLM311DT,aswellastypicalapplicationfieldswhereitisused.Working Principle of the LM311DT
ThewaythattheLM311DTworksisthroughitsinternalelements.Forinstance,itcontainsaninternalcomparatorthatwillcomparethevoltagesonthepositivedatapinand the negative data pins. If the voltages are the same, the comparator will send one type of output. If the voltages are different, then the comparator will send a different type of output.In addition to the internal comparison circuitry, the LM311DT also features a window comparator. This is a built-in system that will compare any voltage that is below a preset threshold with any voltage above the same threshold. If the voltages are different, then the output from the LM311DT will indicate this.Finally, the LM311DT includes protection circuitry. This is designed to protect the circuit against overcurrent and other potential damage. If an overload is detected, the protection circuitry will shut off the power to the entire circuit, preventing any major damage.Application Fields for the LM311DT
The LM311DT is a very versatile device and can be used in a variety of different fields. One of the most common applications is in motor control. Here the LM311DT can be used to compare the voltage of the motor\'s current with the voltage of the motor\'s target speed. If the voltage is different, then the appropriate action can be taken to adjust the motor speed accordingly.Other application fields include process control, temperature compensation, power management, instrumentation and automated test equipment. All of these require the LM311DT to compare different voltages in order to make decisions or take actions based on the comparison results. In addition to these application fields, the LM311DT has also been used extensively in personal electronics devices, such as gaming systems or other types of entertainment.Conclusion
The LM311DT is a powerful integrated circuit that can be used for a wide variety of applications that require linear-comparators for data or voltage comparisons. Its protection circuitry ensures that any overcurrent or other damage is prevented, and its internal comparison systems provide a reliable voltage comparison service for various application fields.The specific data is subject to PDF, and the above content is for reference
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