TT Electronics/IRC

GQ8A014221DT

GQ8A014221DT Description

The GQ8A014221DT from TT Electronics/IRC is a high-precision 8-resistor thin film network designed for demanding isolation and signal conditioning applications. Encased in a ceramic QSOP package, it features a 4.22KΩ resistance value per resistor with a tight ±0.5% tolerance and a low ±100ppm/°C temperature coefficient, ensuring stable performance across a wide temperature range of 70°C to 125°C. The device operates at a maximum voltage rating of 100V and delivers a total power rating of 0.75W (3/4W), with 0.1W (1/10W) per resistor, making it suitable for high-density PCB designs. Its 16-pin gull-wing SMD termination and 0.64mm terminal pitch facilitate easy surface mounting in space-constrained applications.

GQ8A014221DT Features

• Precision Thin Film Technology: Delivers superior accuracy (±0.5%) and stability (±100ppm/°C) for critical circuits.
• Ceramic QSOP Package: Enhances thermal performance and durability in harsh environments.
• High Power Handling: 0.75W total power dissipation (0.1W per resistor) ensures reliability in power-sensitive designs.
• Isolation-Centric Design: Ideal for ISOL (isolation) circuit applications, reducing crosstalk and noise.
• Compact & Robust: Measures 4.9mm (L) x 6.02mm (D) x 1.47mm (H) with tight tolerances (±0.1mm height/length, ±0.2mm depth).
• Non-Automotive, Non-PPAP: Suitable for industrial, telecom, and instrumentation use.

GQ8A014221DT Applications

• Signal Isolation & Conditioning: Precision dividers, feedback networks, and sensor interfaces in medical/industrial equipment.
• High-Density PCBs: Space-constrained designs in telecom infrastructure and test/measurement systems.
• Voltage Reference Circuits: Stable reference networks in ADCs/DACs and power management ICs.
• Harsh Environments: Ceramic construction withstands elevated temperatures (up to 125°C) in aerospace or industrial controls.

Conclusion of GQ8A014221DT

The GQ8A014221DT excels in applications demanding high precision, thermal resilience, and compact form factors. Its ceramic QSOP package, isolation-optimized design, and thin film technology make it a standout choice for engineers prioritizing signal integrity and power efficiency. While not RoHS-compliant, its performance in industrial, telecom, and instrumentation systems justifies its niche appeal. For designs requiring tight-tolerance resistor networks with robust thermal characteristics, this model offers a compelling solution.