BU7252SFVM-TR Integrated Circuits (ICs)

Current - Output (Typ):	6mA @ 3V
Base Part Number:	BU7252
Supplier Device Package:	8-MSOP
Mounting Type:	Surface Mount
Package / Case:	8-VSSOP, 8-MSOP (0.110", 2.80mm Width)
Operating Temperature:	-40°C ~ 105°C
Hysteresis:	--
Propagation Delay (Max):	550ns
CMRR, PSRR (Typ):	80dB CMRR, 80dB PSRR
Current - Quiescent (Max):	65µA
Series:	--
Current - Input Bias (Max):	1pA @ 3V
Voltage - Input Offset (Max):	11mV @ 3V
Voltage - Supply, Single/Dual (±):	1.8 V ~ 5.5 V, ±0.9 V ~ 2.75 V
Output Type:	Push-Pull
Number of Elements:	2
Type:	General Purpose
Part Status:	Active
Packaging:	Tape & Reel (TR)

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BU7252SFVM-TR Linear - Comparators Application Field and Working Principle

Linear - Comparators are active electronic components mainly used as a point-of-reference between two or more electrical signals. Comparators are used to differentiate between two separate inputs by detecting a difference in voltage, current, or frequency. The BU7252SFVM-TR is a monolithic integrated type with direct mounting on printed circuit boards, and is suitable for use in line-up sensors and various digital circuits, as well as for the clock signal in a switch-mode power supply (SMPS). In this article we will discuss the application field and the working principle of the BU7252SFVM-TR linear - comparators.

Applications

Linear - Comparators have several application fields, including:

• Position Sensors - Linear - Comparators are particularly useful for position sensing when small compartments need to be monitored. For example, in automatic doors, the comparator can sense when a customer stands in a certain distance and the door will automatically open.
• Comparator Circuits - Comparator circuits are used to compare two separate signals and determine which is smaller or larger. This circuit is useful for various applications such as voltage-controlled oscillators and switching circuits.
• Level Detection - Comparators are often used in level detection applications to sense when a certain level of liquid or gas has been reached. This is used in many medical applications to detect when a certain glucose or blood level has been reached.
• Encoder Circuits - Comparators are also used for encoder circuits when precise timing is needed. This allows signals to be detected and converted into digital form for easier processing.
• Automatic Control Systems - Comparators are used in automatic control systems to detect differences in voltages or other parameters in order to control switches or motors. This is used in many industrial and commercial applications.

The BU7252SFVM-TR linear - comparator is suitable for use in line-up sensors and various digital circuits, as well as for the clock signal in a switch-mode power supply (SMPS).

Working Principle

The BU7252SFVM-TR Linear - Comparator has two inputs. The first input is the reference input, which is the desired level. The second input is the signal input, which is the signal being compared to the reference level. When the signal input is higher than the reference level, the output of the linear - comparator is full - high; when the signal input is lower than the reference level, the output of the linear - comparator is full - low. The output can also be used to provide voltage or current control signals to turn on or off any devices that are connected.The BU7252SFVM-TR is composed of a voltage detector, a voltage reference, an output op-amp, and protection diodes. The voltage reference is adjusted to the desired setpoint, and the signal input passes through the protection diodes and is compared with the voltage reference. If the signal is above the reference, the output is high; if the signal is below the reference, the output is low.The BU7252SFVM-TR is designed to operate with a supply voltage of 7V~32V and can operate in a wide temperature range of -40°C to +85°C. With its integrated circuit, low power consumption, and wide temperature range, the BU7252SFVM-TR is a great choice for applications that require accurate sensing with reliable output signals.

Conclusion

The BU7252SFVM-TR Linear - Comparator is an active electronic components mainly used as a point-of-reference between two or more electrical signals. Its application fields include level detection, position sensing, and various digital circuits, while its working principle is based on two inputs and an integrated circuit. With its low power consumption, wide temperature range, and wide voltage range, the BU7252SFVM-TR is suitable for various applications.

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