KA339DTF
- Mfr.Part #
- KA339DTF
- Manufacturer
- Fairchild Semiconductor
- Package / Case
- 14-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- COMPARATOR, 4 FUNC, 9000UV OFFSE
- Stock
- 3,457
- In Stock :
- 3,457
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- Manufacturer :
- Fairchild Semiconductor
- Product Category :
- Comparators
- Voltage Gain :
- 106.02dB
- Power Dissipation :
- 570mW
- Base Part Number :
- KA339
- Pbfree Code :
- yes
- Height Seated (Max) :
- 1.75mm
- Voltage - Supply, Single/Dual (±) :
- 2V~36V ±1V~18V
- Voltage - Input Offset (Max) :
- 5mV @ 5V
- Output Current per Channel :
- 18mA
- Width :
- 3.9mm
- Factory Lead Time :
- 5 Weeks
- Quiescent Current :
- 2.5mA
- Max Input Current :
- 250nA
- Supply Voltage :
- 5V
- Terminal Finish :
- Nickel/Gold/Palladium/Silver (Ni/Au/Pd/Ag)
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Type :
- GENERAL PURPOSE
- Power Supplies :
- 5V
- Input Offset Voltage (Vos) :
- 5mV
- Terminal Pitch :
- 1.27mm
- Number of Elements :
- 4
- Number of Functions :
- 4
- Number of Pins :
- 14
- RoHS Status :
- ROHS3 Compliant
- ECCN Code :
- EAR99
- Mounting Type :
- Surface Mount
- Radiation Hardening :
- No
- Lifecycle Status :
- LIFETIME (Last Updated: 1 day ago)
- Terminal Position :
- Dual
- Output Type :
- DTL, MOS, Open-Collector, TTL
- Package / Case :
- 14-SOIC (0.154, 3.90mm Width)
- Max Power Dissipation :
- 570mW
- Mount :
- Surface Mount
- Output Current :
- 18mA
- Nominal Supply Current :
- 1.1mA
- Packaging :
- Tape and Reel (TR)
- Operating Supply Voltage :
- 36V
- Response Time :
- 1.3 μs
- Input Bias Current :
- 250nA
- Lead Free :
- Lead Free
- Number of Terminations :
- 14
- Terminal Form :
- Gull wing
- Current - Input Bias (Max) :
- 0.25μA @ 5V
- Current - Output (Typ) :
- 18mA @ 5V
- Max Supply Current :
- 2mA
- Published :
- 2015
- Operating Temperature :
- 0°C~70°C
- Length :
- 8.65mm
- Weight :
- 218.3mg
- Datasheets
- KA339DTF

Comparators Fairchild Semiconductor KA339DTF Overview
The KA339DTF from Fairchild Semiconductor is a state-of-the-art quad comparator designed for applications requiring precision voltage detection and signal processing enhancements. This device features a low input offset voltage of just 9000 µV, making it ideal for various critical signal amplification and switching tasks where high sensitivity is required. The KA339DTF is engineered to handle multiple functions within a single package, promoting both space efficiency and reliability in system design. This integration facilitates streamlined designs in complex circuits, enhancing overall system stability and functionality.
KA339DTF Features
The KA339DTF comparator is distinguished by several key features that make it highly versatile and applicable in numerous electrical and electronic applications. The device includes four independent comparator units, enabling multiple uses within one IC. It offers a low input offset voltage, which ensures accurate signal comparison and minimal error in switching. Furthermore, its design is optimized for low-power operation, which is crucial for battery-operated devices.
KA339DTF Applications
- Power Supply Control: The KA339DTF can be used in power supply systems to manage voltage levels effectively, ensuring that devices operate within safe voltage parameters.
- Battery Management Systems: In battery management, this comparator helps in monitoring cell voltages to prevent overcharging and deep discharge, thus extending battery life and performance.
- Window Comparators: Utilized in creating window comparators, the KA339DTF ensures accurate upper and lower threshold monitoring, critical in automotive and industrial sensors.
- Threshold Detectors: Ideal for use in threshold detection setups where precise voltage cutoffs are necessary to trigger or deactivate circuits, such as in alarms and other security devices.
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