Overview
The LM2903FVJ-E2 is a dual differential comparator manufactured by Rohm Semiconductor. It is designed for general-purpose applications and is widely used in various electronic systems due to its reliability and performance. This model is particularly suitable for industrial, automotive, and consumer electronics, offering a robust solution for voltage comparison tasks. Its market positioning targets engineers and designers seeking a cost-effective and high-performance comparator for their projects.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Type | General-purpose comparator | - | - |
| Number of Elements | 2 | - | - |
| Output Type | Open collector | - | - |
| Supply Voltage | 3V ~ 32V (single), 1.5V ~ 16V (dual) | V | - |
| Input Offset Voltage | 4.5 | mV | @ 1.4V |
| Input Bias Current | 0.05 | µA | @ 1.4V |
| Output Current | 16 | mA | @ 5V |
| Quiescent Current | 1 | mA | - |
| Operating Temperature | -40 ~ 125 | °C | - |
| Package | 8-SOIC | - | 3.90mm wide |
Key Features
- Dual comparator design for versatile applications.
- Open collector output for flexible interfacing.
- Wide supply voltage range supports both single and dual power configurations.
- Low input offset voltage ensures accurate comparisons.
- High output current capability for driving various loads.
- Extended operating temperature range for harsh environments.
Applications
The LM2903FVJ-E2 is widely used in industrial automation for signal conditioning and monitoring. In automotive electronics, it is employed in safety systems and battery management. Consumer electronics applications include power supply monitoring and audio signal processing. Its robust design and performance make it a preferred choice for engineers across multiple industries.
Q & A
What is the supply voltage range for the LM2903FVJ-E2?
The supply voltage range is 3V to 32V for single supply and 1.5V to 16V for dual supply.
What is the output type of this comparator?
The output type is open collector.
What is the input offset voltage?
The input offset voltage is 4.5mV at 1.4V.
What is the operating temperature range?
The operating temperature range is -40°C to 125°C.
How many comparators are included in this IC?
There are two comparators in the LM2903FVJ-E2.
What is the typical output current?
The typical output current is 16mA at 5V.
What is the package type of the LM2903FVJ-E2?
The package type is 8-SOIC (3.90mm wide).
Is this IC suitable for automotive applications?
Yes, it is suitable for automotive applications due to its robust design and extended temperature range.
What is the quiescent current of the LM2903FVJ-E2?
The quiescent current is 1mA.
Can this comparator be used in industrial automation?
Yes, it is commonly used in industrial automation for signal conditioning and monitoring tasks.
