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4308R-101-181

4308R-101-181 Description

The 4308R-101-181 from Bourns Inc. is a high-performance 7-resistor bussed network designed for precision applications in electronic circuits. With a 180Ω resistance per element and a tight ±2% tolerance, this through-hole-mounted array ensures reliable signal conditioning and voltage division. Its compact 0.784" x 0.085" (19.91mm x 2.16mm) footprint and 0.195" (4.95mm) seated height make it suitable for space-constrained designs. The device operates within a ±100ppm/°C temperature coefficient range, with a 50ppm/°C resistor-ratio drift, ensuring stability across varying environmental conditions. Packaged in a tube, it is RoHS-compliant and REACH-affected, meeting stringent industry standards.

4308R-101-181 Features

• 7-resistor bussed network with 8-pin SIP configuration for simplified PCB layout.
• 200mW power rating per element, enabling robust performance in low-to-moderate power applications.
• Low TCR (±100ppm/°C) and 50ppm/°C ratio drift, critical for precision analog circuits.
• Through-hole mounting ensures mechanical durability and ease of assembly.
• Not MSL-rated (Moisture Sensitivity Level), making it ideal for non-humidity-sensitive environments.
• EAR99/ECCN classification ensures broad exportability for global supply chains.

4308R-101-181 Applications

This resistor array excels in:

• Voltage dividers and pull-up/pull-down networks in microcontroller interfaces.
• Signal conditioning for sensors, ADCs, and DACs in industrial automation.
• Impedance matching in communication systems and audio equipment.
• Power supply feedback circuits requiring stable resistance ratios.
• Legacy through-hole designs where surface-mount alternatives are impractical.

Conclusion of 4308R-101-181

The 4308R-101-181 combines precision, compactness, and reliability, making it a standout choice for engineers seeking a cost-effective resistor network. Its bussed architecture, low drift, and robust power handling distinguish it from discrete resistors, reducing component count and improving consistency. Ideal for industrial, automotive, and consumer electronics, this Bourns array delivers performance where accuracy and space efficiency are paramount.