TT Electronics/IRC

GQ8A034121CBT

GQ8A034121CBT Description

The GQ8A034121CBT from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding electronic applications. This 8-resistor isolated network features a 4.12KΩ resistance value per resistor with an ultra-tight ±0.25% tolerance and a low ±25ppm/°C temperature coefficient, ensuring stable performance across a wide temperature range of -70°C to +125°C. Housed in a 16-pin QSOP ceramic package, it offers excellent thermal stability and durability, making it ideal for precision analog and digital circuits. The gull-wing termination and surface-mount design facilitate easy PCB integration, while the 100V maximum voltage rating and 0.75W total power dissipation ensure reliability in high-performance systems.

GQ8A034121CBT Features

• Precision Performance: 0.25% tolerance and ±25ppm/°C TCR for accurate signal conditioning.
• Robust Construction: Ceramic case enhances thermal management and mechanical strength.
• High Power Handling: 0.1W per resistor (0.75W total) derated up to 125°C.
• Compact & Reliable: QSOP-16 package (4.9mm x 6.02mm x 1.47mm) with ±0.1mm dimensional tolerances.
• Isolated Design: Circuit designator "ISOL" ensures independent resistor performance.
• Wide Compatibility: Suitable for industrial, medical, and test/measurement equipment due to low noise and high stability.

GQ8A034121CBT Applications

This resistor network excels in:

• Precision voltage dividers and ADC/DAC reference circuits.
• Signal conditioning in data acquisition systems and sensor interfaces.
• Feedback networks for op-amps and power supply control ICs.
• Automotive ECUs (non-AECQ rated) and industrial automation where temperature stability is critical.
• Medical devices requiring long-term accuracy, such as patient monitoring systems.

Conclusion of GQ8A034121CBT

The GQ8A034121CBT stands out for its combination of precision, power handling, and compactness, making it a superior choice for engineers designing high-reliability electronics. Its ceramic construction and thin-film technology provide unmatched stability, while the QSOP gull-wing package ensures seamless manufacturability. Though not PPAP or automotive-qualified, it remains a top-tier solution for industrial, medical, and instrumentation applications demanding exacting performance.