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LM2903M8-13

Name: LM2903M8-13
Rating: 4.7 (12 reviews)

IC COMPARATOR 2 DIFF 8MSOP

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資料表 LM2903M8-13 DataSheet
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規格

Part Status	Active
Type	Standard (General Purpose)
Number of Elements	2
Voltage - Supply, Single/Dual (±)	2V ~ 36V, ±1V ~ 18V
Voltage - Input Offset (Max)	7mV @ 5V
Current - Input Bias (Max)	0.25µA @ 5V
Current - Output (Typ)	16mA @ 5V
Current - Quiescent (Max)	1.7mA
Operating Temperature	-40°C ~ 125°C
Package / Case	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Mounting Type	Surface Mount
Supplier Device Package	8-MSOP
Base Product Number	LM2903

概述

Description

The LM2903M8-13 is a dual comparator integrated circuit (IC) designed for use in various applications requiring voltage comparison. It operates on a wide voltage range from 2V to 36V, allowing it to be utilized in both low-power and high-voltage environments. The IC features two independent comparators, which can compare two input voltages and provide a digital output signal indicating which input is higher.
This device is characterized by low input offset voltage, high speed (typically 1.5 µs response time), and low power consumption, making it suitable for battery-powered applications. The LM2903M8-13 is packaged in an 8-pin SOIC (Small Outline Integrated Circuit) format, facilitating easy integration into compact designs.
Common applications include voltage level detection, zero-crossing detection, and signal conditioning in various electronic systems. Its robust performance and versatility make it a popular choice in both consumer and industrial electronic designs.

Features

The LM2903M8-13 is a dual comparator IC designed for various applications in electronics. Key features include:
1. Dual Comparator: Contains two independent, high-gain, frequency-compensated comparators.
2. Wide Supply Voltage Range: Operates from a single supply voltage of 2V to 36V or dual supplies of ±1V to ±18V.
3. Low Input Offset Voltage: Typically 2mV, ensuring high accuracy in applications.
4. Output Type: Open-collector outputs, allowing for wired-AND logic configurations.
5. High Speed: Capable of operating at speeds up to 1.5 MHz.
6. Low Power Consumption: Designed to consume minimal power, making it suitable for battery-operated devices.
7. Wide Temperature Range: Operates effectively from -40°C to +125°C, suitable for harsh environments.
8. Applications: Commonly used in signal conditioning, level detection, and as a voltage comparator in various electronic circuits.
These features make the LM2903M8-13 versatile for both industrial and consumer electronics applications.

Package

The LM2903M8-13 is packaged in an 8-lead SOIC (Small Outline Integrated Circuit) format, which is often used for surface-mounted applications. This package type allows for efficient space utilization on circuit boards.

Pinout

The LM2903M8-13 is a dual voltage comparator with an 8-pin package (SOIC-8). Its pin configuration is as follows:
1. Non-inverting Input (V+ or Vin+) - for the positive input signal.
2. Inverting Input (V- or Vin-) - for the negative input signal.
3. Output (OUT) - for the output signal corresponding to the comparison result.
4. GND - Ground reference.
5. Output (OUT) - second output for the second comparator.
6. Inverting Input (V- or Vin-) - second inverting input.
7. Non-inverting Input (V+ or Vin+) - second non-inverting input.
8. VCC - Supply voltage (typically between 2V and 36V).
The LM2903M8-13 is widely used in applications requiring analog signal conditioning, such as threshold detection and level shifting.

Manufacturer

The LM2903M8-13 is manufactured by Texas Instruments (TI), a leading global semiconductor company. Texas Instruments specializes in designing and manufacturing a broad range of analog and embedded processing chips. The company is well-known for its innovative technologies, including operational amplifiers, microcontrollers, and digital signal processors, which are widely used in various applications such as automotive, industrial, consumer electronics, and communications. Founded in 1930, TI has a strong reputation for quality and reliability, and it continues to be a significant player in the electronics industry.

Application

The LM2903M8-13 is a dual comparator used in various applications, including voltage level detection, signal conditioning, temperature monitoring, and over-voltage protection circuits. It is suitable for automotive, industrial, and consumer electronics due to its low power consumption and wide supply voltage range. Additionally, it can be utilized in oscillator circuits, analog-to-digital converters, and as part of feedback loops in control systems.

Equivalent

The LM2903M8-13 is a dual voltage comparator. Equivalent products include the LM393, MCP6541, TLV3701, and LMV7219. Ensure to check specific parameters like supply voltage, propagation delay, and output type for compatibility in your application.