LM239 Integrated Circuits

120 INR

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Product Details:

Thermal Conductivity Standard for DIP packages
Usage General purpose analog applications
Features Low power consumption, wide supply range, four independent comparators
Input Differential Input
Operating Temperature 0C to +70C
Output Open Collector Output
Components Monolithic IC
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Product Description

LM239 Integrated Circuits Price And Quantity

Minimum Order Quantity 10 Piece
Price 120 INR

LM239 Integrated Circuits Product Specifications

Current Rating 0.7mA (per comparator, typical)
Function Comparator
Power Supply External
Interface Through-Hole
Color Black
Thickness Standard DIP thickness
Power Source DC
Response Time 1.3s
IP Rating Not rated
Product Type Integrated Circuit (IC)
Components Monolithic IC
Output Open Collector Output
Dimension (L*W*H) 19.2mm x 6.4mm x 3.3mm (approx.)
Frequency Up to several MHz
Operating Temperature 0C to +70C
Supply Voltage 2V to 36V DC
Size Standard 14-Pin DIP
Input Differential Input
Features Low power consumption, wide supply range, four independent comparators
Application Voltage Comparisons, Oscillator Circuits
Usage General purpose analog applications
Capacity Quad Comparator
Weight Approx. 1g
Thermal Conductivity Standard for DIP packages
Rated Voltage 36V DC

LM239 Integrated Circuits Trade Information

Supply Ability 3000 Piece Per Day
Delivery Time 2-3 Days
Sample Available Yes
Sample Policy Contact us for information regarding our sample policy
Main Domestic Market All India

Product Description

LM239 Integrated Circuits are widely utilized for consumer, automotive, & industrial electronic applications. They are made to be used for level detection & low level sensing works and ensure highly effective performance. These ICs are known for having small structure that is quick & easy to install with long service life. They are TTL & CMOS compatible in nature with complete reliability. LM239 Integrated Circuits offered by us are RoHS compliant and Pb-free in nature and can operate on single supply voltage range of 3.0 to 36 V.

Features:

PPAP capable in nature
Low input offset voltage
Highly durable

Available Model

LM2574
LM2575
LM2576
LM25576
LM101
LM158
LM239
LM305
LM308
LM310
LM394
LM399
DS14C88
DS14C89
LM2917
LM2940
LM2950
LM3480
LM3872
74C907
74C922
ADC0802
ADC0820
ADC0832
DP83848
DP8392

Versatile Quad Comparator Design

LM239 integrates four independent comparators in a single compact DIP-14 package, making it suitable for simultaneous or complex multipoint voltage comparison tasks. Its open collector output and differential input configuration provide flexibility for various analog circuit designs while benefiting from a wide supply voltage range.

Robust Build for Reliable Applications

Constructed as a monolithic IC with reliable through-hole mounting, the LM239 features standard ESD protection, a lead pitch of 2.54 mm for easy breadboarding, and operates effectively from 0C to +70C. Its black casing and standard dimensions fit seamlessly into both development and production environments.

Low Power and Wide Supply Compatibility

With typical power consumption per comparator at 0.7mA and support for supply voltages from 2V to 36V DC, the LM239 delivers energy efficiency without compromising performance. Its RoHS compliance ensures environmental responsibility, and external DC power supply compatibility makes integration straightforward.

FAQs of LM239 Integrated Circuits:

Q: How can the LM239 IC be used in voltage comparison circuits?

A: The LM239 IC features four independent comparators, each with a differential input and open collector output, making it ideal for voltage comparison circuits. You can connect input voltages to its differential inputs and use its outputs to signal overvoltage, undervoltage, or threshold conditions in analog systems.

Q: What are the benefits of using the DIP-14 package for the LM239?

A: The standard DIP-14 package with 2.54mm lead pitch allows for easy through-hole mounting and prototyping on breadboards or PCBs, facilitating repairs, replacements, and development. Its compact size also fits most standard enclosures for project and production purposes.

Q: When should I consider using the LM239 in my application?

A: Consider using the LM239 when your application requires reliable, low power, general-purpose voltage comparison with fast response (1.3s typical) and operation over a wide supply range (2V to 36V DC). Its suitable for oscillator designs, zero-crossing detectors, and threshold comparators in control and monitoring circuits.

Q: Where is the LM239 commonly applied in electronic circuits?

A: The LM239 is commonly used in voltage level sensing, signal processing, oscillator circuits, battery monitoring, and sensor interfacing, especially within general-purpose analog electronic designs requiring dependable comparator performance.

Q: What is the typical input offset voltage and why is it important?

A: The LM239 features a typical input offset voltage of 5mV. This low offset ensures precise voltage comparisons, reducing errors due to minor voltage differences at the input terminals, and is crucial in applications demanding accuracy like sensor interfaces and analog signal processing.

Q: How does the LM239 handle output driving, and what is its maximum output sink current?

A: The LM239 uses open collector outputs capable of sinking up to 16mA, suitable for directly driving relays, LEDs, or interfacing with logic circuits. This makes it versatile for various control and indicator applications requiring moderate output current.

Q: What are the usage advantages of the LM239 over other comparator ICs?

A: The LM239 offers four comparators in a single IC, a wide supply voltage range, low bias current (25nA typical), low power operation, and reliable through-hole DIP packaging. These features provide both functional flexibility and ease of integration in diverse analog circuit applications.

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