TT Electronics/IRC

GS4A021211DAT

GS4A021211DAT Description

The GS4A021211DAT from TT Electronics/IRC is a high-precision ceramic resistor network designed for demanding electronic applications. Housed in an 8-pin narrow SOIC package, this device features four isolated thin-film resistors, each with a resistance value of 1.21 kΩ and an absolute tolerance of ±0.5%. The network boasts a low temperature coefficient of ±50 ppm/°C, ensuring stable performance across a wide temperature range of -70°C to +125°C. With a power rating of 0.1W per resistor (0.4W total) and a maximum voltage rating of 100V, this component is engineered for reliability in precision circuits. Its gull-wing termination and surface-mount design facilitate easy integration into compact PCB layouts.

GS4A021211DAT Features

• High Precision: Tight tolerance (±0.5%) and low TCR (±50 ppm/°C) for accurate signal conditioning.
• Robust Construction: Ceramic case and thin-film technology ensure durability and long-term stability.
• Isolated Resistors: Four independent resistors (1.21 kΩ each) with ratio tolerance of ±0.05%, ideal for differential circuits.
• Wide Operating Range: Functions reliably from -70°C to +125°C, even at derated power.
• Compact SOIC Package: 4.9mm (L) × 5.99mm (D) × 1.45mm (H) dimensions with ±0.1mm length/height tolerances for space-constrained designs.
• Surface-Mount Ready: Gull-wing terminals with 1.27mm pitch for automated assembly.

GS4A021211DAT Applications

This resistor network excels in precision applications such as:

• Analog Signal Processing: Voltage dividers, gain networks, and feedback circuits in instrumentation.
• Medical Electronics: Patient monitoring systems requiring stable, high-accuracy components.
• Industrial Controls: PLCs and sensor interfaces where temperature stability is critical.
• Telecommunications: RF and baseband circuitry demanding tight tolerance matching.
• Automotive (Non-Automotive Rated): Prototyping or non-safety-critical systems needing robust performance.

Conclusion of GS4A021211DAT

The GS4A021211DAT stands out for its exceptional precision, isolation, and thermal stability, making it a superior choice for engineers designing high-reliability systems. While not PPAP or automotive-qualified, its ceramic construction, low TCR, and tight tolerances make it ideal for industrial, medical, and telecom applications where accuracy and durability are paramount. Its SOIC package ensures compatibility with standard SMT processes, streamlining production. For projects demanding uncompromising performance in resistor networks, this model delivers a compelling blend of technical excellence and practicality.