STMicroelectronics

LM2903D

LM2903D Description

The LM2903D is a high-performance, general-purpose comparator from STMicroelectronics, designed for a wide range of applications requiring precise voltage level detection and comparison. With its dual-element configuration, the LM2903D offers flexibility in various electronic systems. This device is actively supported by the manufacturer and is compliant with REACH and RoHS3 standards, ensuring environmental sustainability and regulatory compliance.

LM2903D Features

• Technical Specifications:

  • Voltage Supply Range: The LM2903D operates over a wide supply voltage range of 2V to 36V for single supplies and ±1V to ±18V for dual supplies, making it suitable for various power requirements.
  • Output Current: It provides a typical output current of 16mA at 5V, ensuring robust signal driving capabilities.
  • Quiescent Current: The maximum quiescent current is 2.5mA, contributing to low power consumption in many applications.
  • Input Offset Voltage: With a maximum input offset voltage of 7mV at 5V, the LM2903D offers high precision in voltage comparison tasks.
  • Input Bias Current: The maximum input bias current is 0.25µA at 5V, which is beneficial for applications sensitive to input current.
  • Moisture Sensitivity Level (MSL): Rated at MSL 1, the LM2903D can be stored for an unlimited period without baking, simplifying logistics and inventory management.
  • Mounting Type: Surface mount packaging allows for compact and efficient PCB layouts, suitable for space-constrained designs.

• Unique Features and Advantages:

  • The LM2903D stands out with its wide operating voltage range and low power consumption, making it an excellent choice for battery-powered and portable devices.
  • The device's low input offset voltage and bias current contribute to high accuracy and stability in comparison tasks, outperforming many similar models in precision-critical applications.

LM2903D Applications

• Automotive Electronics: Ideal for use in engine control units and sensor interfaces where reliable voltage level detection is crucial.
• Industrial Control Systems: The LM2903D can be employed in process control applications for monitoring and controlling voltage levels in various industrial processes.
• Medical Devices: Due to its low power consumption and precision, it is suitable for battery-operated medical equipment requiring stable and accurate voltage comparisons.
• Consumer Electronics: In applications such as smartphones, tablets, and smartwatches, the LM2903D can be used for battery level monitoring and other voltage-related functions.

Conclusion of LM2903D

The LM2903D from STMicroelectronics is a versatile and reliable comparator, offering a combination of wide voltage range, low power consumption, and high precision. Its unique features make it an ideal choice for a variety of applications across different industries. With its active product status and compliance with environmental standards, the LM2903D is a dependable component for current and future electronic designs.