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4420P-3-221/331

4420P-3-221/331 Description

The 4420P-3-221/331 from Bourns Inc. is a high-performance 36-resistor network designed for precision applications in surface-mount configurations. Part of the 4400P series, this dual-terminator array features resistances of 220Ω and 330Ω with a tight ±2% tolerance and a low ±100ppm/°C temperature coefficient, ensuring stable performance across varying environmental conditions. Encased in a compact 20-pin SOIC package (12.95mm x 7.50mm), it offers a 115mW power rating per element and is rated MSL 1 (Unlimited) for moisture sensitivity, making it suitable for extended storage and handling. The device is REACH compliant and adheres to ECCN EAR99 and HTSUS 8533.21.0060 regulations, ensuring global compatibility.

4420P-3-221/331 Features

• 36-resistor network with 220Ω and 330Ω values for versatile circuit design.
• Low resistor-ratio drift (50ppm/°C) ensures consistent performance in temperature-sensitive applications.
• Dual-terminator circuit type optimizes signal integrity in high-speed digital systems.
• Compact 20-pin SOIC (0.114" height) saves board space while enabling high-density layouts.
• ±2% tolerance and ±100ppm/°C TCR provide precision for analog and mixed-signal circuits.
• 115mW power dissipation per element supports robust operation in demanding environments.
• Tape & Reel (TR) packaging facilitates automated assembly processes.

4420P-3-221/331 Applications

Ideal for termination, pull-up/pull-down, and voltage division in:

• High-speed digital systems (e.g., DDR memory, FPGA/ASIC interfaces).
• Communication infrastructure (routers, switches, transceivers).
• Industrial automation (PLC I/O modules, sensor conditioning).
• Automotive electronics (CAN bus, infotainment systems).
• Medical devices where precision and reliability are critical.

Conclusion of 4420P-3-221/331

The 4420P-3-221/331 combines high density, precision, and thermal stability, making it a superior choice for engineers designing compact, reliable systems. Its low drift, dual-terminator architecture, and compliance with industry standards position it ahead of generic resistor arrays. Whether for signal integrity, power management, or analog conditioning, this Bourns network delivers consistent performance in space-constrained, high-reliability applications.