LM339N
- Mfr.Part #
- LM339N
- Manufacturer
- Texas Instruments
- Package / Case
- 14-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC QUAD DIFF COMPARATOR 14-DIP
- Stock
- 757
- In Stock :
- 757
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- Manufacturer :
- Texas Instruments
- Product Category :
- Comparators
- Current - Output (Typ) :
- 20mA
- Average Bias Current-Max (IIB) :
- 0.05μA
- Lifecycle Status :
- ACTIVE (Last Updated: 5 days ago)
- Width :
- 6.35mm
- Number of Pins :
- 14
- Radiation Hardening :
- No
- Quiescent Current :
- 800μA
- Terminal Finish :
- Matte Tin (Sn)
- Height :
- 5.08mm
- Power Supplies :
- 5V
- Max Power Dissipation :
- 1.05W
- Factory Lead Time :
- 6 Weeks
- Input Bias Current :
- 250nA
- Voltage - Input Offset (Max) :
- 5mV @ 30V
- Number of Functions :
- 4
- Voltage Gain :
- 106.02dB
- JESD-609 Code :
- e3
- Output Type :
- CMOS, MOS, Open-Collector, TTL
- Response Time :
- 1.3 μs
- Dual Supply Voltage :
- 9V
- Output Current per Channel :
- 6mA
- Power Dissipation :
- 1.05kW
- Number of Circuits :
- 4
- Mount :
- Through Hole
- Type :
- Differential
- Thickness :
- 3.9mm
- Number of Terminations :
- 14
- Nominal Supply Current :
- 1mA
- Supply Voltage :
- 5V
- Lead Free :
- Lead Free
- Package / Case :
- 14-DIP (0.300, 7.62mm)
- RoHS Status :
- ROHS3 Compliant
- ECCN Code :
- EAR99
- Packaging :
- Tube
- Voltage - Supply, Single/Dual (±) :
- 2V~30V ±1V~15V
- Output Current :
- 16mA
- Current - Input Bias (Max) :
- 0.25μA @ 5V
- Input Offset Voltage (Vos) :
- 5mV
- Max Supply Current :
- 500μA
- Weight :
- 927.99329mg
- Length :
- 19.3mm
- Contact Plating :
- Gold
- Max Input Current :
- 250nA
- Terminal Position :
- Dual
- Pin Count :
- 14
- Operating Temperature :
- 0°C~70°C
- REACH SVHC :
- No SVHC
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Current - Quiescent (Max) :
- 2.5mA
- Base Part Number :
- LM339
- Mounting Type :
- Through Hole
- Supply Voltage Limit-Max :
- 36V
- Datasheets
- LM339N

Comparators Texas Instruments LM339N Overview
The Texas Instruments LM339N represents a cornerstone in comparator technology, offering unmatched utility in voltage comparison applications. As a quad differential comparator, this device is designed in a 14-pin DIP configuration, facilitating easy integration into a variety of electronic circuits. The LM339N is renowned for its versatility and reliability, making it an ideal choice for developers looking to design systems that require multiple voltage level detections in a single package. Its robust design ensures stable operation in diverse environmental conditions, making it a preferred component for bulk purchases by businesses aiming to enhance the operational efficiency of their electronic products.
LM339N Features
The LM339N comparator by Texas Instruments includes several features that make it highly suitable for complex electronic systems:
- Quad differential inputs which allow for multiple comparisons of input voltages simultaneously, enhancing the efficiency of the system.
- Wide range of operating voltage from 2 V to 36 V, or ±1 V to ±18 V in dual supply applications, accommodating various power supplies and scenarios.
- Low input bias current and low input offset voltage for precise voltage detection and comparison.
- Open-collector outputs designed to interface with TTL, MOS, and CMOS, ensuring wide compatibility across different logic families.
LM339N Applications
- Industrial Electronics: Utilized in control systems to compare various voltage levels ensuring equipment operates within safe parameters.
- Consumer Electronics: Employed in battery chargers to monitor charge levels effectively, preventing overcharging and enhancing battery life.
- Automotive Systems: Integrated into engine control units for monitoring and comparing various sensor outputs, contributing to efficient engine management.
- Alarm Systems: Used in smoke and burglar alarm systems for accurate triggering based on specific threshold voltages.
- Telecommunications: Helps in signal conditioning equipment to manage signal integrity by comparing incoming signals with set thresholds.
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