onsemi

MC1403BDR2G

MC1403BDR2G Description

The MC1403BDR2G from onsemi is a precision series voltage reference IC designed for high-accuracy applications. It provides a fixed 2.5V output with an exceptional ±1% tolerance and a low temperature coefficient of 40ppm/°C, ensuring stable performance across varying environmental conditions. Packaged in an 8-pin SOIC and supplied in Tape & Reel (TR), this surface-mount device operates over a wide input voltage range of 4.5V to 40V, making it versatile for industrial and automotive applications. Despite its obsolete status, it remains a reliable choice for legacy designs requiring stable voltage references.

MC1403BDR2G Features

• Precision Output: Fixed 2.5V with ±1% initial accuracy.
• Low Drift: 40ppm/°C temperature coefficient ensures stability.
• Wide Input Range: Operates from 4.5V to 40V, accommodating diverse power supplies.
• Low Supply Current: Consumes only 1.5mA, enhancing energy efficiency.
• High Output Current: Supports up to 10mA load current.
• Robust Packaging: 8-SOIC with MSL 1 (Unlimited) moisture sensitivity, ideal for automated assembly.
• Compliance: REACH unaffected and EAR99 classification for global usability.

MC1403BDR2G Applications

• Precision Instrumentation: Ideal for DAC/ADC reference circuits in test equipment.
• Industrial Control Systems: Provides stable voltage for sensors, PLCs, and motor controllers.
• Automotive Electronics: Suitable for ECUs and infotainment systems due to wide voltage tolerance.
• Legacy Designs: A dependable choice for existing products requiring long-term reliability.
• Power Management: Used in voltage regulators and power monitors for consistent performance.

Conclusion of MC1403BDR2G

The MC1403BDR2G offers a high-precision, low-drift voltage reference with broad compatibility, making it a strong candidate for industrial, automotive, and instrumentation applications. While marked as obsolete, its robust performance, wide input range, and low power consumption ensure continued relevance in legacy and specialized designs. Engineers seeking a cost-effective, stable reference with proven reliability will find this IC a practical solution.