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LM2903DGKR

LM2903DGKR Description

The LM2903DGKR from ROHM Semiconductor is a dual general-purpose voltage comparator housed in an 8-pin MSOP package, designed for precision analog signal processing. This surface-mount IC operates over a wide supply voltage range (2V to 36V single supply or ±1V to ±18V dual supply), making it highly versatile for diverse circuit designs. With a low quiescent current (max 2.5mA) and minimal input bias current (0.25µA @ 5V), it ensures efficient power consumption, ideal for battery-operated and energy-sensitive applications. The device features 16mA output current capability and a maximum input offset voltage of 7mV @ 5V, ensuring reliable performance in precision-critical environments.

LM2903DGKR Features

• Low Power Consumption: Quiescent current of just 2.5mA (max) enhances energy efficiency.
• Wide Voltage Range: Supports 2V–36V single supply or ±1V–±18V dual supply, accommodating various power configurations.
• High Output Drive: 16mA sink current enables robust signal switching.
• Low Input Bias Current: 0.25µA (max) @ 5V minimizes loading effects on signal sources.
• Stable Performance: 7mV (max) input offset voltage ensures accuracy in comparison tasks.
• Robust Packaging: 8-MSOP (Tape & Reel) for automated assembly and space-constrained designs.
• Compliance: ROHS3, REACH Unaffected, ECCN EAR99, meeting global environmental and regulatory standards.

LM2903DGKR Applications

The LM2903DGKR excels in precision comparison, threshold detection, and analog-to-digital interfacing, making it suitable for:

• Battery Management Systems: Voltage monitoring and protection circuits.
• Industrial Control: Sensor signal conditioning and level detection.
• Automotive Electronics: Overvoltage/undervoltage monitoring.
• Consumer Electronics: Power supply supervision and signal processing.
• Medical Devices: Low-power analog front-end circuits.

Conclusion of LM2903DGKR

The LM2903DGKR stands out as a high-performance, low-power dual comparator with broad voltage compatibility and excellent accuracy, making it a preferred choice for engineers in industrial, automotive, and portable electronics. Its compact MSOP package, compliance with environmental standards, and reliable performance ensure seamless integration into modern electronic designs. Whether for precision sensing or power-efficient control, this comparator delivers superior functionality in demanding applications.