LM239AD
- Mfr.Part #
- LM239AD
- Manufacturer
- STMicroelectronics
- Package / Case
- 14-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC VOLT COMPARATOR QUAD 14-SOIC
- Stock
- 41,759
- In Stock :
- 41,759
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- STMicroelectronics
- Product Category :
- Comparators
- RoHS Status :
- ROHS3 Compliant
- Number of Terminations :
- 14
- Thickness :
- 1.58mm
- Input Bias Current :
- 250nA
- Max Supply Current :
- 500μA
- Supply Voltage :
- 5V
- Dual Supply Voltage :
- 9V
- Length :
- 8.65mm
- Voltage - Input Offset (Max) :
- 3mV @ 30V
- Number of Functions :
- 4
- Output Type :
- CMOS, MOS, Open-Collector, TTL
- Output Current :
- 20mA
- Pin Count :
- 14
- Quiescent Current :
- 2mA
- Contact Plating :
- Gold
- Mount :
- Surface Mount
- Voltage Gain :
- 106.02dB
- Operating Supply Voltage :
- 28V
- Supply Voltage Limit-Max :
- 36V
- JESD-609 Code :
- e4
- REACH SVHC :
- No SVHC
- Number of Pins :
- 14
- Voltage - Supply, Single/Dual (±) :
- 2V~30V ±1V~15V
- Power Supplies :
- 5V
- Operating Temperature :
- -25°C~85°C
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Terminal Form :
- Gull wing
- Output Current per Channel :
- 6mA
- Input Offset Voltage (Vos) :
- 3mV
- Packaging :
- Tube
- Pbfree Code :
- yes
- Current - Input Bias (Max) :
- 0.25μA @ 5V
- Lifecycle Status :
- ACTIVE (Last Updated: 1 day ago)
- Response Time :
- 1.3 μs
- Package / Case :
- 14-SOIC (0.154, 3.90mm Width)
- Factory Lead Time :
- 6 Weeks
- Number of Elements :
- 4
- Average Bias Current-Max (IIB) :
- 0.05μA
- Mounting Type :
- Surface Mount
- ECCN Code :
- EAR99
- Nominal Supply Current :
- 2mA
- Max Input Current :
- 250nA
- Radiation Hardening :
- No
- Weight :
- 122.413241mg
- Base Part Number :
- LM239
- Lead Free :
- Lead Free
- Peak Reflow Temperature (Cel) :
- 260
- Width :
- 3.91mm
- Terminal Pitch :
- 1.27mm
- Height :
- 1.75mm
- Type :
- Differential
- Terminal Position :
- Dual
- Datasheets
- LM239AD

Comparators STMicroelectronics LM239AD Overview
Introducing the LM239AD, a high-performance integrated circuit voltage comparator designed by STMicroelectronics, a leading name in electronic components. This quad voltage comparator comes in a compact 14SOIC package, offering unparalleled efficiency and reliability for a wide range of applications.
With its precision engineering and advanced features, the LM239AD is the ideal choice for professionals seeking superior performance in voltage comparison tasks. Whether you're working on industrial automation, automotive electronics, or consumer appliances, this versatile comparator delivers consistent results with exceptional accuracy.
Experience the unmatched quality and precision of the LM239AD from STMicroelectronics, your trusted partner for innovative electronic solutions.
LM239AD Features
- Quad voltage comparator
- Compact 14SOIC package
- Precision voltage comparison
- Wide operating voltage range
- Low input offset voltage
- High input impedance
- Low supply current
- Robust ESD performance
- High-speed response
LM239AD Applications
- Industrial Automation: The LM239AD is ideal for monitoring voltage levels in industrial control systems, ensuring precise control and reliable operation of machinery and equipment.
- Automotive Electronics: In automotive applications, the LM239AD provides accurate voltage comparison for battery management systems, motor control units, and safety features such as overvoltage protection.
- Consumer Appliances: From household appliances to portable electronics, the LM239AD offers efficient voltage monitoring for improved performance and energy efficiency in a variety of consumer products.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















