Overview
The LM2903PS is a dual differential comparator designed and manufactured by Texas Instruments. This component is part of the LM2903 series, known for its robust performance in various electronic applications. The LM2903PS is housed in an SO-8 package, making it suitable for surface-mount technology (SMT). It is designed to operate over a wide temperature range of -40°C to +125°C, ensuring reliability in harsh environments. With its low power consumption and high-speed response, the LM2903PS is ideal for applications requiring precise voltage comparisons.
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 | SO-8 | PDSO8 | |
| Pin Count | 8 | ||
| Certification | RoHS | Compliant |
Key Features
- Dual differential comparator for precise voltage comparisons.
- Wide supply voltage range (1V to 36V) for versatile applications.
- Low power consumption with a maximum static current of 2.5mA.
- High-speed response time of 1.3µs for quick decision-making.
- Robust performance in extreme temperatures (-40°C to +125°C).
- Open-drain output for flexible interfacing with other logic levels.
Applications
The LM2903PS is widely used in applications requiring voltage level detection and comparison. Common use cases include industrial automation, where it monitors sensor outputs, and consumer electronics, such as battery management systems. Its reliability in harsh environments makes it suitable for automotive electronics, where it can be used in engine control units (ECUs) and safety systems. Additionally, it is employed in power management circuits to ensure stable voltage levels in various devices.
Q & A
1. What is the operating temperature range of the LM2903PS?
The LM2903PS operates reliably from -40°C to +125°C.
2. What is the maximum supply voltage for the LM2903PS?
The maximum supply voltage is 36V.
3. What is the response time of the LM2903PS?
The response time is 1.3µs.
4. Is the LM2903PS RoHS compliant?
Yes, the LM2903PS is RoHS compliant.
5. What is the package type of the LM2903PS?
The LM2903PS is available in an SO-8 (PDSO8) package.
6. What is the input offset voltage of the LM2903PS?
The input offset voltage is 7mV (max).
7. Can the LM2903PS be used in automotive applications?
Yes, its robust design makes it suitable for automotive electronics.
8. What is the output type of the LM2903PS?
The output type is open-drain.
9. What is the maximum static current of the LM2903PS?
The maximum static current is 2.5mA.
10. How many pins does the LM2903PS have?
The LM2903PS has 8 pins.
