LM393SNG

Current - Output (Typ):	16mA @ 5V
Supplier Device Package:	8-PDIP
Mounting Type:	Through Hole
Package / Case:	8-DIP (0.300", 7.62mm)
Operating Temperature:	0°C ~ 70°C
Hysteresis:	--
Propagation Delay (Max):	--
CMRR, PSRR (Typ):	--
Current - Quiescent (Max):	1mA
Series:	--
Current - Input Bias (Max):	250nA @ 5V
Voltage - Input Offset (Max):	5mV @ 5V
Voltage - Supply, Single/Dual (±):	±1 V ~ 18 V
Output Type:	CMOS, DTL, ECL, MOS, TTL
Number of Elements:	2
Type:	General Purpose
Part Status:	Active
Packaging:	Tube

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LM393SNG Application Field and Working Principle

LM393SNG, a type of linear-comparator, has a wide range of applications and uses. It is a dual voltage-comparator which is capable of comparing two inputs and outputting either a low level (near 0 V) or a high level (near the positive supply voltage). This makes it useful in many different electronic circuit applications, such as signal amplification, switching, and timing circuits.Typically, this comparator is employed in on/off control or level detection applications. It is also used in applications such as voltage regulation, alarms, display switches, power supplies and signal conditioners. In addition, LM393SNG can be used in automotive, computer and industrial systems. Gradual diminishing of support and service make this product an ideal choice for project-builders and hobbyists with basic skills.The working principle of LM393SNG is based on the concept of comparing two input voltage levels and providing an output signal based on the comparison results. The inputs are fed into the comparator and compared with each other. If one of the inputs is greater than the other, the output will reflect this and will switch either to a high or a low level depending on which input is the greater of the two. This process is commonly referred to as a voltage comparison.In order to measure the input voltages and compare them, the LM393SNG uses two operational amplifiers. An operational amplifier, or op amp, is a type of voltage amplifier used for determining the difference in voltage between two input signals. It has a high input impedance and low output impedance, allowing it to amplify signals without losing voltage or power.The two op amps are configured in an \'exclusive-or\' (XOR) logic circuit, which allows 2 inputs to be compared and the output signal to switch between a high and a low state depending on which of the two inputs is higher than the other. The outputs of the op amp are routed to a logic gate circuit that is used to output a high or low state based on the comparison.Using the LM393SNG in applications for comparing two input voltages, such as for on/off switching, requires minimal external components. It has an adjustable voltage reference that can be used to adjust the comparison values and is designed to operate over a wide range of supply voltages.In conclusion, LM393SNG offers a wide range of applications and advantages, making it an ideal choice for hobbyists and project-builders. It is a dual voltage-comparator capable of comparing two input voltages. It can then output either a high or a low level depending on the comparison results. It is widely used in applications such as signal amplification, switching, voltage regulation, alarms, displays, and power supplies. In addition, it is reliable, widely available, and easy to use, thus making it an excellent choice for applications requiring a general-purpose linear-comparator.

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