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4308R-104-221/271L

4308R-104-221/271L Description

The 4308R-104-221/271L from Bourns Inc. is a high-performance 12-resistor network designed for precision applications in electronic circuits. Housed in an 8-pin SIP (Single Inline Package), this through-hole-mount component features dual terminator circuitry with resistances of 220Ω and 270Ω, offering a tight tolerance of ±2% and a low temperature coefficient of ±100ppm/°C. Its compact dimensions (19.91mm x 2.16mm) and 200mW power rating per element make it suitable for space-constrained designs. The device is RoHS3 compliant and REACH affected, ensuring adherence to environmental regulations.

4308R-104-221/271L Features

• Dual Terminator Circuitry: Optimized for impedance matching and signal integrity in high-speed applications.
• Stable Performance: Low resistor-ratio drift (50ppm/°C) ensures consistent operation across temperature variations.
• Robust Construction: 4.95mm seated height and tube packaging enhance durability during handling and assembly.
• Wide Compatibility: EAR99 ECCN and HTSUS 8533.21.0050 classification facilitate global logistics.
• Moisture Insensitive: MSL Not Applicable rating eliminates concerns about humidity during storage.

4308R-104-221/271L Applications

This resistor network excels in:

• Termination Circuits: Ideal for PCIe, SATA, and DDR memory interfaces to reduce reflections.
• Analog/Digital Systems: Precision voltage division and pull-up/down networks in MCU/FPGA designs.
• Industrial Electronics: Reliable performance in PLC I/O modules, sensor interfaces, and power supplies.
• Automotive Systems: Suitable for ECUs and infotainment systems due to its stability and compliance.

Conclusion of 4308R-104-221/271L

The 4308R-104-221/271L stands out for its precision, compact form factor, and dual-resistance configuration, making it a versatile choice for demanding electronic designs. Its low drift, high power handling, and compliance with environmental standards position it as a superior alternative to generic resistor arrays. Engineers can leverage its reliability in high-speed digital, industrial, and automotive applications where signal integrity and thermal stability are critical.