TT Electronics/IRC

GS4A031821GAT

GS4A031821GAT Description

The GS4A031821GAT from TT Electronics/IRC is a high-precision 4-resistor isolated network in an 8-pin narrow SOIC package, designed for demanding electronic applications. This ceramic-based, thin-film resistor network offers a 1.82KΩ resistance per element with a tight ±2% absolute tolerance and an exceptional ±0.05% ratio tolerance, ensuring superior matching accuracy. The device operates over a wide temperature range of 70°C to 125°C with a ±25ppm/°C temperature coefficient, making it suitable for stable performance in varying thermal conditions. Its SOIC package (4.9mm x 5.99mm x 1.45mm) features gull-wing terminations for reliable surface-mount assembly, while the 100V maximum voltage rating and 0.1W power rating per resistor ensure robustness in circuit designs.

GS4A031821GAT Features

• Isolated Resistor Network: Four independent thin-film resistors in a single package, ideal for precision signal conditioning.
• High Stability: ±25ppm/°C TCR and 2% tolerance ensure minimal drift under thermal stress.
• Compact & Reliable: Ceramic substrate enhances thermal performance, while the SOIC-C series offers space efficiency.
• Automation-Friendly: Gull-wing leads and 1.27mm terminal pitch simplify PCB assembly.
• Wide Operating Range: Supports -55°C to +125°C (derated power up to 125°C), suitable for industrial environments.
• Non-Automotive/Non-PPAP: Optimized for general-purpose and industrial use.

GS4A031821GAT Applications

• Precision Analog Circuits: Voltage dividers, feedback networks, and differential amplifiers where ratio matching is critical.
• Test & Measurement Equipment: High-accuracy instrumentation requiring stable resistance values.
• Medical Electronics: Patient monitoring systems leveraging low-drift performance.
• Industrial Controls: PLCs, sensor interfaces, and signal isolation in harsh environments.
• Communication Systems: RF and baseband signal processing with tight tolerance requirements.

Conclusion of GS4A031821GAT

The GS4A031821GAT stands out for its precision, thermal stability, and compact form factor, making it a preferred choice for engineers designing high-reliability systems. Its isolated resistor configuration and low TCR provide unmatched accuracy in matched-resistor applications, while the SOIC package ensures compatibility with modern SMT processes. Though not PPAP or automotive-qualified, it excels in industrial, medical, and test equipment where consistent performance is paramount. For designs demanding tight tolerances and minimal drift, this resistor network delivers exceptional value.