LM311D
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- Mfr.Part #
- LM311D
- Manufacturer
- National Semiconductor
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- COMPARATOR
- Stock
- 25,370
- In Stock ：
- 25,370
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- Manufacturer :
- National Semiconductor
- Product Category :
- Comparators
- Packaging :
- Tube
- Output Type :
- DTL, MOS, Open-Collector, Open-Emitter, RTL, TTL
- Mounting Type :
- Surface Mount
- Operating Supply Voltage :
- 15V
- Dual Supply Voltage :
- 9V
- REACH SVHC :
- No SVHC
- Terminal Form :
- Gull wing
- Nominal Supply Current :
- 7.5mA
- Number of Elements :
- 1
- Length :
- 5mm
- Mount :
- Surface Mount
- Current - Input Bias (Max) :
- 0.25μA @ ±15V
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Lifecycle Status :
- ACTIVE (Last Updated: 7 months ago)
- Response Time :
- 200 ns
- Terminal Position :
- Dual
- Power Dissipation :
- 710mW
- Voltage - Supply, Single/Dual (±) :
- 5V~30V ±2.5V~15V
- Average Bias Current-Max (IIB) :
- 0.3μA
- Number of Functions :
- 1
- Max Input Current :
- 250nA
- Pin Count :
- 8
- Width :
- 4mm
- Input Offset Voltage (Vos) :
- 7.5mV
- Factory Lead Time :
- 25 Weeks
- Voltage - Input Offset (Max) :
- 7.5mV @ ±15V
- Number of Circuits :
- 1
- Height :
- 1.25mm
- Output Current per Channel :
- 200pA
- Voltage Gain :
- 106.02dB
- Number of Pins :
- 8
- JESD-609 Code :
- e4
- Number of Terminations :
- 8
- Turn On Delay Time :
- 200 ns
- Lead Free :
- Lead Free
- Base Part Number :
- LM311
- Neg Supply Voltage-Nom (Vsup) :
- -15V
- Radiation Hardening :
- No
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Output Current :
- 50mA
- Supply Voltage :
- 15V
- Quiescent Current :
- 7.5mA
- ECCN Code :
- EAR99
- Max Power Dissipation :
- 710mW
- Max Supply Current :
- 6mA
- Operating Temperature :
- 0°C~70°C
- Type :
- GENERAL PURPOSE
- Input Bias Current :
- 250nA
- RoHS Status :
- ROHS3 Compliant
- Weight :
- 4.535924g
- Propagation Delay :
- 200 ns
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Datasheets
- LM311D
Comparators National Semiconductor LM311D Overview
The LM311D by National Semiconductor is a premier comparator, known for its reliability and precision in voltage level sensing applications. This essential component excels in comparing two voltages or currents, outputting a digital signal to indicate which input is higher. Built to meet rigorous industrial standards, the LM311D stands out in its category, making it an indispensable tool for designers seeking robust performance in their circuit designs. The incorporation of this comparator not only ensures high-speed operation but also enhances system reliability due to its sturdy design and consistent output characteristics.
LM311D Features
The LM311D comparator boasts a series of features designed to cater to demanding electronic environments. Key attributes include a wide voltage range, low input bias current, and a differential input voltage range equal to the power supply voltage. Its low offset voltage ensures high accuracy, while the output can be connected to other TTL or MOS circuits, making it extremely versatile for integration into various high-level system architectures.
LM311D Applications
- Industrial Automation: In automation systems, the LM311D is used to manage process controls by comparing various operational voltages, ensuring equipment operates within specified parameters.
- Automotive Systems: Utilized in car safety and monitoring systems, this comparator helps detect and process signals critical to vehicle performance and safety features.
- Data Acquisition Systems: The LM311D proves essential in converting analog signals into digital data, facilitating accurate and efficient data processing in scientific and commercial applications.
- Voltage Level Detection: Critical in power supply systems, the LM311D monitors voltage levels to protect against voltage surges and drops, safeguarding sensitive electronic components.
- Window Comparators: Often used in creating a window comparator circuit that emits an output signal when voltages fall within a certain range, ideal for various monitoring and control systems.
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