LM393BIDDFR

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LM393BIDDFR

+BOM

IC COMPARATOR 2 GEN PUR TSOT23-8

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Thông số kỹ thuật

thuộc tính Giá trị
Part Status Active
Type Standard (General Purpose)
Number of Elements 2
Output Type Open-Collector, Rail-to-Rail
Voltage - Supply, Single / Dual (±) 3V ~ 36V, ±1.5V ~ 18V
Voltage - Input Offset (Max) 2.5mV @ 36V
Current - Input Bias (Max) 0.025µA @ 5V
Current - Output (Typ) 21mA @ 5V
Current - Quiescent (Max) 600µA
Propagation Delay (Max) 1µs (Typ)
Operating Temperature -40°C ~ 85°C
Package / Case SOT-23-8 Thin, TSOT-23-8
Mounting Type Surface Mount
Supplier Device Package TSOT-23-8
Base Product Number LM393

Tổng quan

Description

The LM393BIDDFR is a low-power dual comparator integrated circuit (IC) designed for various applications in signal processing and control systems. It features two independent voltage comparators that can compare input voltage levels and provide a digital output based on the comparison. The device operates over a wide voltage range, typically from 2V to 36V, making it versatile for various electronic circuits.
Key features include low input bias current, high voltage gain, and the ability to operate at a low supply current, ensuring energy efficiency. The LM393BIDDFR is often used in applications such as voltage level detection, zero-crossing detection, and window comparators.
The IC is available in different packages, with the DDFR designation typically indicating a specific surface-mount configuration. Its robustness and reliability make it suitable for both industrial and consumer electronics applications. Overall, the LM393BIDDFR is a valuable component in designing circuits that require analog signal processing and control.

Equivalent

Equivalent products to the LM393BIDDFR chip include the LM339 LTC1543, and TLV3701. These are voltage comparator ICs with similar functionalities. Always check the specific datasheets for details on electrical characteristics, pin configurations, and application requirements to ensure compatibility for your specific use case.

Features

The LM393BIDDFR is a dual comparator integrated circuit featuring two independent, high-gain, and voltage-compensated operational amplifiers. Key features include:
1. Dual Comparators: Two comparators in a single package, ideal for applications requiring multiple signal comparisons.
2. Wide Supply Voltage Range: Operates on a supply voltage from 2V to 36V, making it versatile for various circuits.
3. Low Input Offset Voltage: Provides high accuracy with a typical offset voltage of 2mV, ensuring precise signal comparison.
4. Open-Collector Output: Allows for easy interfacing with different logic levels and facilitates wired-AND configurations.
5. Fast Response Time: Generally, a propagation delay of around 1.3µs, suitable for high-speed applications.
6. Temperature Range: Rated for operation between -40°C to +125°C, ensuring reliability in harsh conditions.
7. Compact Package: Available in an 8-Pin SOIC package, optimizing PCB space.
These features make the LM393BIDDFR suitable for a wide range of applications, including signal level detection, voltage monitoring, and more.

Pinout

The LM393BIDDFR is a dual comparator with a total of 8 pins. The pin configuration and their functions are as follows:
1. Inverting Input (Pin 1): Connects to the inverting input of the first comparator.
2. Non-inverting Input (Pin 2): Connects to the non-inverting input of the first comparator.
3. Output (Pin 3): Output of the first comparator.
4. Ground (Pin 4): Power supply ground connection.
5. Output (Pin 5): Output of the second comparator.
6. Non-inverting Input (Pin 6): Connects to the non-inverting input of the second comparator.
7. Inverting Input (Pin 7): Connects to the inverting input of the second comparator.
8. Vcc (Pin 8): Power supply voltage connection.
The LM393 is widely used in applications requiring voltage level comparison, signal conditioning, and other analog processing tasks. It operates over a wide supply voltage range and is suitable for low-power applications.

Manufacturer

The LM393BIDDFR is manufactured by Texas Instruments, a well-known semiconductor company. Texas Instruments (TI) specializes in designing and manufacturing a wide range of electronic components, including analog and embedded processing devices. The company is a leading provider of semiconductor solutions, offering products for various applications such as industrial, automotive, communications, and consumer electronics. TI is recognized for its innovation in analog technology and its commitment to quality and performance. Founded in 1930, the company has established itself as a key player in the electronics industry, providing essential components that enable modern technology.

Application

The LM393BIDDFR is a dual comparator integrated circuit widely used in various applications, including:
1. Voltage Level Detection: Monitoring and comparing voltage levels in circuits.
2. Zero Crossing Detectors: Used in phase-locked loops and AC voltage applications.
3. Signal Conditioning: Amplifying and processing signals for further analysis.
4. Window Comparators: Ensuring signals stay within specified voltage ranges.
5. Oscillators: Generating square waves or frequency-modulated signals.
6. Temperature Sensors: Used in thermal management systems for precision temperature monitoring.
Its versatility makes it suitable for both industrial and consumer electronics applications.

Package

The LM393BIDDFR is packaged in a DFN (Dual Flat No-lead) format, specifically a 8-pin DFN package. This surface-mount package type is designed for compact applications and provides better thermal performance and reduced space requirements on PCBs.

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