LM339DT
- Mfr.Part #
- LM339DT
- Manufacturer
- ROHM Semiconductor
- Package / Case
- 14-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC COMPARATOR QUAD GP 14SOIC
- Stock
- 88,826
- In Stock :
- 88,826
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- Manufacturer :
- ROHM Semiconductor
- Product Category :
- Comparators
- Output Type :
- CMOS, DTL, ECL, MOS, Open-Collector, TTL
- Max Supply Current :
- 2mA
- Weight :
- 4.535924g
- Number of Pins :
- 14
- Type :
- GENERAL PURPOSE
- Mount :
- Surface Mount
- Number of Functions :
- 4
- Power Dissipation :
- 830mW
- Operating Temperature :
- 0°C~70°C
- ECCN Code :
- EAR99
- Input Offset Voltage (Vos) :
- 5mV
- Package / Case :
- 14-SOIC (0.154, 3.90mm Width)
- Radiation Hardening :
- No
- Response Time :
- 1.3 μs
- Lead Free :
- Lead Free
- Supply Voltage Limit-Max :
- 32V
- Supply Voltage :
- 5V
- Terminal Form :
- Gull wing
- Base Part Number :
- LM339
- Width :
- 4mm
- Factory Lead Time :
- 6 Weeks
- REACH SVHC :
- No SVHC
- Number of Terminations :
- 14
- Terminal Pitch :
- 1.27mm
- Input Bias Current :
- 250nA
- Quiescent Current :
- 2.5mA
- Contact Plating :
- Tin
- RoHS Status :
- ROHS3 Compliant
- Propagation Delay :
- 1.3 μs
- Voltage Gain :
- 106.02dB
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Power Supplies :
- 5V
- Packaging :
- Tape and Reel (TR)
- Current - Input Bias (Max) :
- 0.25μA @ 5V
- Number of Circuits :
- 4
- Terminal Position :
- Dual
- Voltage - Input Offset (Max) :
- 5mV @ 30V
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Pin Count :
- 14
- Max Power Dissipation :
- 830mW
- Natural Thermal Resistance :
- 105 °C/W
- Output Current :
- 16mA
- Peak Reflow Temperature (Cel) :
- 260
- Output Current per Channel :
- 100pA
- Height :
- 1.65mm
- JESD-609 Code :
- e3
- Voltage - Supply, Single/Dual (±) :
- 2V~32V ±1V~16V
- Current - Output (Typ) :
- 16mA @ 5V
- Max Input Current :
- 250nA
- Mounting Type :
- Surface Mount
- Turn On Delay Time :
- 1.3 μs
- Length :
- 8.75mm
- Nominal Supply Current :
- 2mA
- Datasheets
- LM339DT

Comparators ROHM Semiconductor LM339DT Overview
The LM339DT by ROHM Semiconductor is a versatile and reliable quad comparator integrated circuit, designed for a wide array of applications requiring voltage comparison. This IC, housed in a 14-SOIC package, facilitates precise voltage monitoring and control in electronic circuits. Its ability to operate from a single or dual power supply along with an extended voltage range makes it exceptionally adaptable. The LM339DT stands out for its low power consumption and wide common-mode input voltage range, which ensures that it is suitable for high-demand environments where stability and efficiency are critical. Ideal for B2B clients looking to integrate robust comparators in bulk, the LM339DT ensures consistent performance and reliability in complex electronic systems.
LM339DT Features
The LM339DT offers several compelling features that make it suitable for diverse industrial applications:
- Quad independent comparator circuits provide simultaneous multiple comparisons, enhancing the efficiency of the system.
- Wide supply voltage range from 2 V to 36 V, or ±1 V to ±18 V in dual supply mode, accommodating various power setups.
- Low input bias current and low offset voltage ensure accurate performance under varying operating conditions.
- Compatible with TTL, MOS, and CMOS outputs, allowing for flexible integration with other digital logic technologies.
- Designed for rugged industrial environments with an operating temperature range from -40°C to +85°C.
LM339DT Applications
- Power Supply Control: The LM339DT can monitor different voltage levels within power supplies, ensuring stable and efficient operation.
- Battery Management Systems: Utilized in monitoring battery charge states, the LM339DT aids in optimizing battery life and performance in devices such as electric vehicles and portable electronics.
- Threshold Detection: Essential in systems requiring precise calibration of input signals, ensuring devices operate within safe thresholds.
- Window Comparators: Helps in creating a range within which an input signal is acceptable, crucial for quality control in manufacturing processes.
- Automotive Sensors: Applied in monitoring various parameters in automotive electronics, contributing to safer and more reliable vehicle operation.
- Alarm Systems: Used in various types of sensors that trigger alarms when monitored conditions exceed predefined thresholds, crucial for security systems.
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