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Name: LM393PE4
Brand: Texas Instruments
SKU: LM393PE4
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Texas Instruments LM393PE4

Part No.:: LM393PE4

Manufacturer:: Texas Instruments

Package:: 8-DIP (0.300, 7.62mm)

Datasheet:: LM393PE4.pdf

Description:: IC DUAL DIFF COMPARATOR 8-DIP

In Stock:: 6675

Quantity:: Add To Cart

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LM393PE4 Specifications

Package/Case:
8-DIP (0.300, 7.62mm)
Packaging:
Tube
Series:
-
ProductStatus:
Discontinued at Mosen
Type:
Differential
NumberofElements:
2
OutputType:
CMOS, MOS, Open-Collector, TTL
Voltage-SupplySingle/Dual(±):
2V ~ 36V, ±1V ~ 18V
Voltage-InputOffset(Max):
5mV @ 30V
Current-InputBias(Max):
0.25µA @ 5V
Current-Output(Typ):
20mA
Current-Quiescent(Max):
2.5mA
CMRRPSRR(Typ):
-
PropagationDelay(Max):
-
Hysteresis:
-
OperatingTemperature:
0°C ~ 70°C
MountingType:
Through Hole

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LM393PE4 information

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LM393PE4 Typical application Circuitry

LM393PE4

The LM393PE4 is a component of the LM393 family, a set of integrated circuits renowned for their dual differential comparator functionality. These comparators are essential in a myriad of electronic applications that require the precise comparison of voltages, such as in sensor circuits or for triggering events when a certain voltage threshold is crossed. The LM393PE4 is distinguished by its low power usage and the ability to operate with a wide range of supply voltages.

1. Power Supply Connection Strategy: For the LM393PE4 to function, it must be connected to a power supply via two specific pins: Vcc, which is the pin for the positive supply voltage, and GND, the pin for the ground. The LM393PE4 can operate with supply voltages ranging from 2V to 36V in single supply mode, and from ±1V to ±18V in dual supply mode. The connections to these pins must be secure and precise to ensure the IC functions correctly.

2. Comparator Input Pin Structure: The LM393PE4 features two comparators, each with an inverting (IN-) and a non-inverting (IN+) input pin. The inverting input is commonly connected to a stable reference voltage, while the non-inverting input is where the variable voltage, to be compared with the reference, is connected. Proper configuration of these inputs is essential for accurate operation of the comparators.

3. Output Pin Configuration: The LM393PE4 is equipped with individual output pins for each comparator. These are 'open-collector' outputs, which means they require the addition of external pull-up resistors to ensure a defined high-level output state. The output pin will be low when the voltage at the non-inverting input is greater than that at the inverting input, which is a condition often used in digital logic circuits.

4. Improving Circuit Stability: To ensure that the LM393PE4 operates stably, a bypass capacitor should be placed between the Vcc and GND pins. This capacitor serves to stabilize the supply voltage and to minimize potential electrical noise, improving the reliability and performance of the comparator.

Incorporating the LM393PE4 into an electronic circuit demands a solid understanding of its pin configuration to make effective use of its capabilities. The LM393PE4 is versatile and can be used in applications ranging from simple voltage level monitoring to more complex systems like timing circuits or analog-to-digital converters.

In summary, integrating the LM393PE4 into an electronic design requires careful attention to power supply connections, precise routing of input signals, and correct configuration of the output stage with external components. These steps are critical to harness the full potential of this efficient and adaptable comparator IC in various electronic applications.

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6. What is the process for return or replacement of LM393PE4?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the LM393PE4 we delivered, we will accept the replacement or return of the LM393PE4 only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of LM393PE4.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations