TT Electronics/IRC

GQ0A0139R2GT

GQ0A0139R2GT Description

The GQ0A0139R2GT from TT Electronics/IRC is a high-performance thin-film resistor network designed for precision applications requiring stable resistance values under varying thermal conditions. This 10-resistor isolated network features a 39.2Ω resistance per element with a tight 2% tolerance and a low ±100ppm/°C temperature coefficient, ensuring reliable performance across a wide temperature range (70°C to 125°C). Housed in a 20-pin QSOP ceramic package, it offers excellent thermal stability and mechanical durability, making it suitable for demanding environments. With a 1W total power rating (0.1W per resistor) and a 100V maximum voltage rating, this surface-mount device (SMD) is ideal for compact, high-density PCB designs.

GQ0A0139R2GT Features

• Precision Thin Film Technology: Delivers stable resistance with low TCR (±100ppm/°C) and tight tolerance (2%).
• High Power Handling: 1W total power dissipation (0.1W per resistor) at elevated temperatures (up to 125°C).
• Robust Construction: Ceramic case and gull-wing termination ensure durability and reliable solder joints.
• Isolated Network Design: 10 independent resistors (ISOL circuit) for flexible circuit integration.
• Compact QSOP Package: 8.66mm x 6.02mm footprint with 0.64mm pitch, optimized for space-constrained applications.
• Non-Automotive, Non-PPAP: Suitable for industrial and commercial use but not automotive-grade.

GQ0A0139R2GT Applications

This resistor network excels in:

• Precision Analog Circuits: Voltage dividers, feedback networks, and sensor conditioning.
• Signal Processing: DAC/ADC interfaces, filter networks, and impedance matching.
• Industrial Electronics: Power supplies, instrumentation, and control systems requiring thermal stability.
• Medical Devices: Low-noise, high-reliability circuits where consistent performance is critical.
• Telecommunications: RF and high-frequency applications benefiting from low parasitic effects.

Conclusion of GQ0A0139R2GT

The GQ0A0139R2GT stands out for its precision, thermal resilience, and compact design, making it a superior choice for engineers prioritizing performance in harsh operating conditions. While not RoHS-compliant or automotive-rated, its ceramic construction, isolated network, and thin-film technology make it ideal for industrial, medical, and telecom applications demanding long-term reliability. Its QSOP package ensures compatibility with modern SMD assembly processes, offering a balance of power handling and space efficiency.