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4309R-101-803

4309R-101-803 Description

The 4309R-101-803 from Bourns Inc. is an 8-resistor bussed network array designed for precision applications requiring stable performance. With a resistance value of 80kΩ per element and a tight tolerance of ±2%, this through-hole-mounted component ensures reliable signal conditioning and voltage division. Its compact 0.884" x 0.085" (22.45mm x 2.16mm) footprint and low-profile 0.195" (4.95mm) height make it suitable for space-constrained PCB designs. The device operates within a ±100ppm/°C temperature coefficient range, with a 50ppm/°C resistor-ratio drift, ensuring minimal performance variation under thermal stress. Packaged in a tube for automated assembly, it is REACH-compliant and rated for 200mW power per element.

4309R-101-803 Features

• High Density: Integrates 8 resistors in a 9-pin SIP configuration, reducing board space.
• Stable Performance: Low ±100ppm/°C TCR and 50ppm/°C ratio drift enhance thermal stability.
• Precision Tolerance: ±2% resistance tolerance ensures consistent circuit behavior.
• Robust Construction: Through-hole mounting provides mechanical durability.
• Wide Compatibility: EAR99/ECCN and REACH Affected status facilitate global sourcing.
• Power Handling: 200mW per resistor supports moderate power applications.

4309R-101-803 Applications

Ideal for precision analog circuits, the 4309R-101-803 excels in:

• Voltage Dividers: Stable ratio drift ensures accurate signal scaling.
• Sensor Interfaces: Consistent resistance values improve ADC/DAC performance.
• Industrial Controls: Reliable operation in temperature-varying environments.
• Test Equipment: Low tolerance supports calibration and measurement accuracy.
• Consumer Electronics: Space-saving design benefits compact devices like IoT modules.

Conclusion of 4309R-101-803

The 4309R-101-803 combines high-density integration, thermal stability, and precision, making it a superior choice for applications demanding repeatable performance. Its bussed architecture simplifies circuit design, while Bourns' quality ensures long-term reliability. Engineers seeking a cost-effective, space-efficient resistor network for industrial, automotive, or consumer electronics will find this model optimally balanced for performance and durability.