Overview
The LM2903EPWRQ1 is a dual differential comparator manufactured by Texas Instruments, designed specifically for automotive applications. This component is part of TI's automotive-qualified product line, ensuring high reliability and performance under stringent automotive conditions. It is widely used in systems requiring precise voltage comparison, such as battery management, power supply monitoring, and signal conditioning. Its market positioning targets automotive engineers and designers who need robust and reliable components for vehicle electronics.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Offset Voltage (Vos) | 7 | mV | Max |
| Static Current | 2.5 | mA | Max |
| Supply Voltage | 1 to 18; 2 to 36 | V | Single/Dual |
| Output Current | 20 | mA | |
| Input Bias Current | 250 | nA | |
| Response Time | 1.3 | µs | |
| Operating Temperature | -40 to +125 | °C | |
| Package | 8-TSSOP |
Key Features
- Designed for automotive applications, meeting AEC-Q100 standards.
- Low power consumption with a static current of 2.5 mA (max).
- Wide supply voltage range from 1V to 36V, suitable for various automotive systems.
- Open-drain output for flexible interfacing with other logic levels.
- High reliability and performance in harsh automotive environments.
Applications
The LM2903EPWRQ1 is commonly used in automotive electronics, including battery management systems, power supply monitoring, and signal conditioning. Its precise voltage comparison capabilities make it ideal for applications such as overvoltage/undervoltage detection, window comparators, and level shifting. Additionally, its robust design ensures reliable operation in extreme temperatures and conditions typical of automotive environments.
Q & A
1. What is the operating temperature range of the LM2903EPWRQ1?
The operating temperature range is -40°C to +125°C.
2. What is the supply voltage range for this component?
The supply voltage range is 1V to 36V, supporting both single and dual supply configurations.
3. Is the LM2903EPWRQ1 suitable for automotive applications?
Yes, it is designed to meet AEC-Q100 standards, making it suitable for automotive use.
4. What is the typical input offset voltage?
The typical input offset voltage is 7 mV (max).
5. What type of output does the LM2903EPWRQ1 have?
It has an open-drain output, allowing flexible interfacing with other logic levels.
6. What is the response time of the comparator?
The response time is 1.3 µs.
7. Can this component be used in battery management systems?
Yes, it is ideal for applications such as overvoltage/undervoltage detection in battery management systems.
8. What is the package type of the LM2903EPWRQ1?
It is available in an 8-TSSOP package.
9. Does the LM2903EPWRQ1 support dual supply operation?
Yes, it supports both single and dual supply configurations.
10. What is the maximum output current?
The maximum output current is 20 mA.
