TT Electronics/IRC

GQ8A021242DBT

GQ8A021242DBT Description

The GQ8A021242DBT from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding isolation and signal conditioning applications. This 8-resistor array features a 12.4KΩ resistance value per resistor with an ultra-tight ±0.5% tolerance and a low ±50ppm/°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 0.75W (3/4W) total power dissipation and 0.1W per resistor, making it suitable for high-density PCB designs. The gull-wing termination and surface-mount (SMD) configuration facilitate automated assembly, while the 100V maximum voltage rating enhances reliability in industrial and telecom systems.

GQ8A021242DBT Features

• Precision Thin Film Technology: Delivers superior accuracy (±0.5%) and low TCR (±50ppm/°C) for critical analog circuits.
• Robust Ceramic QSOP Package: Ensures thermal stability and mechanical durability in harsh environments.
• High Power Handling: 0.75W total power rating (0.1W per resistor) supports energy-intensive applications.
• Isolation-Centric Design: Circuit designator "ISOL" indicates optimized performance for isolated signal paths.
• Compact & Reliable: 4.9mm × 6.02mm footprint with ±0.1mm length/height tolerances for space-constrained layouts.
• Non-Automotive (PPAP No): Ideal for industrial, medical, and telecom equipment where precision outweighs automotive compliance.

GQ8A021242DBT Applications

• Isolation Amplifiers: Precision resistor networks for signal isolation in medical devices or industrial sensors.
• ADC/DAC Circuits: Stable voltage division and reference networks in data acquisition systems.
• Telecom Infrastructure: Impedance matching and termination in high-frequency communication modules.
• Test & Measurement Equipment: Calibration and signal conditioning in lab instruments.
• Power Supply Feedback Loops: Voltage sensing with minimal drift in DC-DC converters.

Conclusion of GQ8A021242DBT

The GQ8A021242DBT excels in applications requiring high precision, thermal stability, and compact form factors. Its ceramic QSOP package, thin-film technology, and isolation-focused design make it a standout choice for engineers prioritizing accuracy and reliability in harsh operating conditions. While not RoHS-compliant or automotive-grade, its performance metrics cater to specialized industrial and telecom needs, offering a balance of power, precision, and durability unmatched by standard resistor arrays.