STMicroelectronics

LM293ST  

Linear Comparators

LM293ST Description

The LM293ST is a high-performance, general-purpose comparator from STMicroelectronics, designed for a wide range of applications. This dual comparator offers excellent accuracy and stability, making it suitable for a variety of electronic systems. With a typical output current of 18mA at 5V and a maximum quiescent current of 2.5mA, the LM293ST provides efficient power management. Its input offset voltage is a low 5mV at 30V, ensuring precise operation. The device is RoHS3 compliant and REACH unaffected, meeting environmental standards.

LM293ST Features

• Technical Specifications: The LM293ST operates over a wide supply voltage range of 2V to 36V for single supply and ±1V to 18V for dual supply. It features a low input bias current of 0.25µA at 5V, enhancing its performance in high-impedance applications. The device has a moisture sensitivity level (MSL) of 1, indicating unlimited storage time before reflow soldering.
• Performance Benefits: The LM293ST's low input offset voltage and high output current make it an excellent choice for precision applications. Its wide supply voltage range allows for use in various electronic systems, from low-voltage to high-voltage environments.
• Unique Features and Advantages: The LM293ST stands out with its ability to operate over a broad voltage range and maintain low power consumption. Its surface-mount packaging makes it ideal for space-constrained applications.

LM293ST Applications

The LM293ST is ideal for various applications due to its versatility and performance:

1. Industrial Control Systems: The LM293ST's precision and stability make it suitable for use in industrial control systems, where accurate comparisons and signal processing are critical.
2. Automotive Applications: The device's wide supply voltage range and low power consumption make it ideal for automotive electronics, such as sensor interfaces and control systems.
3. Medical Devices: The LM293ST's low input offset voltage and high output current are beneficial in medical devices that require precise signal processing and low power consumption.

Conclusion of LM293ST

The LM293ST is a versatile, high-performance comparator from STMicroelectronics, offering a wide supply voltage range, low input offset voltage, and high output current. Its RoHS3 compliance and REACH unaffected status make it an environmentally friendly choice. The LM293ST is ideal for a variety of applications, including industrial control systems, automotive electronics, and medical devices, where precision and stability are crucial. Its unique features and advantages make it a standout choice in the comparator market.

LM293ST Documents

Download datasheets and manufacturer documentation for LM293ST

PCN :

Lead Frame 2nde Source Qualification (PDF)       Product Change Notification (PDF)       PRODUCT / PROCESS CHANGE INFORMATION (PDF)