Overview
The LM2903FVT-E2 is a dual differential comparator manufactured by Rohm Semiconductor. It is designed for use in a wide range of applications, including industrial, automotive, and consumer electronics. This device is part of the LM2903 series, which is known for its low power consumption and high precision. The LM2903FVT-E2 is specifically optimized for battery-powered and portable devices, offering a balance of performance and energy efficiency. Its unique selling points include its wide operating voltage range, low input offset voltage, and robust design, making it a competitive choice for precision comparison tasks.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage | 2 to 36 | V | Single or dual supply |
| Input Offset Voltage | ±1 | mV | Typical |
| Input Bias Current | 25 | nA | Maximum |
| Response Time | 1.3 | µs | Typical |
| Operating Temperature Range | -40 to +125 | °C | Industrial grade |
| Package | SOT-23-5 | - | Miniature package |
Key Features
- Low Power Consumption: Ideal for battery-operated devices.
- Wide Operating Voltage Range: Supports both single and dual supply configurations.
- High Precision: Low input offset voltage ensures accurate comparisons.
- Robust Design: Operates reliably in harsh environments, including automotive applications.
- Compact Package: SOT-23-5 package saves board space.
Applications
The LM2903FVT-E2 is widely used in various industries due to its versatility and reliability. In industrial automation, it is employed in control systems and signal conditioning circuits. In automotive electronics, it is used in battery management systems, engine control units, and safety systems. In consumer electronics, it finds applications in portable devices, power management, and audio equipment. Its ability to operate over a wide voltage range and in extreme temperatures makes it suitable for demanding environments.
Q & A
1. What is the operating voltage range of the LM2903FVT-E2?
The LM2903FVT-E2 operates from 2V to 36V, supporting both single and dual supply configurations.
2. What is the typical input offset voltage?
The typical input offset voltage is ±1mV.
3. Is this device suitable for automotive applications?
Yes, the LM2903FVT-E2 is designed to operate reliably in automotive environments.
4. What is the package type of the LM2903FVT-E2?
It comes in a compact SOT-23-5 package.
5. What is the maximum input bias current?
The maximum input bias current is 25nA.
6. Can this comparator be used in battery-powered devices?
Yes, its low power consumption makes it ideal for battery-operated applications.
7. What is the response time of the LM2903FVT-E2?
The typical response time is 1.3µs.
8. Is the LM2903FVT-E2 suitable for industrial applications?
Yes, it is widely used in industrial control systems and signal conditioning.
9. What is the operating temperature range?
It operates from -40°C to +125°C, making it suitable for harsh environments.
10. Where can I find detailed specifications for this device?
Detailed specifications can be found on the official Rohm Semiconductor website or distributor platforms like Digi-Key or Mouser.
