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4308R-101-391

4308R-101-391 Description

The 4308R-101-391 from Bourns Inc. is a high-performance 7-resistor bussed network designed for precision applications in electronic circuits. With a 390Ω 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 low-profile 4.95mm height make it suitable for space-constrained designs. The device operates within a ±100ppm/°C temperature coefficient range, ensuring stability across varying environmental conditions. Packaged in a tube for secure handling, it complies with REACH and EAR99 regulations, reflecting its suitability for global markets.

4308R-101-391 Features

• 7-resistor bussed network with 390Ω resistance per element, ideal for uniform current distribution.
• 200mW power rating per resistor, balancing performance and thermal management.
• Low resistor-ratio drift (50ppm/°C), critical for precision analog circuits.
• Through-hole (8-SIP) mounting ensures robust mechanical connections in industrial environments.
• ±2% tolerance and ±100ppm/°C TCR enhance accuracy in temperature-sensitive applications.
• Non-MSLA (Moisture Sensitivity Level Not Applicable) simplifies storage and assembly processes.

4308R-101-391 Applications

This resistor network excels in:

• Voltage dividers and pull-up/pull-down circuits in embedded systems.
• Signal conditioning for sensors and ADCs in automotive/industrial electronics.
• Current-limiting arrays in power supplies and LED drivers.
• Impedance matching for communication interfaces (e.g., RS-485).
  Its bussed topology reduces component count in multi-channel designs, while the 4300R series’ reliability makes it a preferred choice for harsh environments.

Conclusion of 4308R-101-391

The 4308R-101-391 combines precision, compactness, and durability, addressing challenges in analog and mixed-signal designs. Its low drift, high power handling, and compliance with industry standards position it as a versatile solution for automotive, industrial, and consumer electronics. Bourns’ reputation for quality ensures long-term performance, making this array a cost-effective alternative to discrete resistors.