Overview
The LM2903F-E2 is a dual differential comparator manufactured by Rohm Semiconductor. It is designed for general-purpose applications, offering high performance and reliability in a compact package. This component is widely used in various electronic systems due to its low power consumption and robust design. The LM2903F-E2 is particularly suitable for battery-operated devices, industrial control systems, and automotive electronics, where precision and efficiency are critical.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage | 3V ~ 32V | V | Single/Dual |
| 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-LSSOP | - | 4.40mm wide |
| Mounting Type | Surface Mount | - | - |
Key Features
- Low power consumption, ideal for battery-powered devices.
- Wide supply voltage range from 3V to 32V.
- High input impedance and low input bias current.
- Open collector output for flexible interfacing.
- Robust design suitable for harsh environments.
Applications
The LM2903F-E2 is versatile and finds applications in various fields such as industrial automation, where it is used in control systems and monitoring equipment. In consumer electronics, it is employed in power management circuits and signal conditioning. Automotive electronics benefit from its reliability in engine control units and safety systems. Additionally, it is used in battery management systems and portable devices due to its low power consumption.
Q & A
1. What is the operating voltage range of the LM2903F-E2?
The operating voltage range is from 3V to 32V.
2. What is the typical input bias current?
The typical input bias current is 0.05 µA at 1.4V.
3. What type of output does the LM2903F-E2 have?
It has an open collector output.
4. What is the maximum operating temperature?
The maximum operating temperature is 125°C.
5. What package does the LM2903F-E2 come in?
It comes in an 8-LSSOP package.
6. Is the LM2903F-E2 suitable for battery-powered devices?
Yes, it is suitable due to its low power consumption.
7. What is the typical output current?
The typical output current is 16mA at 5V.
8. Can the LM2903F-E2 be used in automotive applications?
Yes, it is robust and reliable for automotive electronics.
9. What is the input offset voltage?
The input offset voltage is 4.5mV at 1.4V.
10. What is the quiescent current of the LM2903F-E2?
The quiescent current is 1mA.
