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CRB3A4E221JT

CRB3A4E221JT Description

The CRB3A4E221JT from KYOCERA AVX is a high-performance, surface-mount resistor network designed for precision applications. This 4-resistor array features a compact 1206 (3216 Metric) concave package with long-side terminals, offering a resistance value of 220Ω per element with a tight tolerance of ±5%. Its ±250ppm/°C temperature coefficient ensures stable performance across varying thermal conditions. The device operates at 62.5mW power per element and is rated for MSL 1 (Unlimited) moisture sensitivity, making it suitable for extended storage and handling. The isolated circuit type provides electrical independence between resistors, enhancing design flexibility. Packaged in Tape & Reel (TR), it is optimized for automated assembly processes.

CRB3A4E221JT Features

• Compact Design: Measures 0.126" x 0.063" (3.20mm x 1.60mm) with a low profile of 0.028" (0.70mm), ideal for space-constrained PCBs.
• High Reliability: REACH Unaffected and EAR99 compliant, ensuring environmental and export compliance.
• Stable Performance: ±250ppm/°C temperature coefficient minimizes resistance drift under thermal stress.
• Automation-Friendly: Tape & Reel packaging streamlines high-volume production.
• Isolated Resistors: Independent circuits reduce crosstalk, suitable for precision signal conditioning.

CRB3A4E221JT Applications

This resistor network excels in:

• Signal Conditioning: Precision voltage division and pull-up/down circuits in analog/digital systems.
• Consumer Electronics: Dense PCB designs in smartphones, wearables, and IoT devices.
• Industrial Controls: Robust performance in sensors, motor drives, and power management modules.
• Automotive Electronics: Reliable operation in infotainment and ADAS systems (non-safety-critical).

Conclusion of CRB3A4E221JT

The CRB3A4E221JT combines miniaturization, stability, and isolation in a single package, addressing modern electronics' demand for high-density, reliable passive components. While obsolete, its Kyocera AVX heritage ensures proven performance in legacy or non-critical upgrades. Engineers seeking a cost-effective, space-saving solution for signal processing or impedance matching will find this resistor network a compelling choice.