TT Electronics/IRC

GQ8A0140R2DCT

GQ8A0140R2DCT Description

The GQ8A0140R2DCT 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 40.2 Ω resistance per element with an ultra-tight 0.5% tolerance and a low ±100 ppm/°C temperature coefficient, ensuring stable performance across a wide temperature range of 70°C to 125°C. Housed in a ceramic QSOP package, it offers excellent thermal stability and reliability in surface-mount (SMD) designs. With a 0.75W (3/4W) total power rating and 100V maximum voltage rating, it is engineered for precision analog and digital circuits requiring consistent resistance matching.

GQ8A0140R2DCT Features

• High Precision: 0.5% tolerance and ±100 ppm/°C TCR for minimal drift.
• Robust Construction: Ceramic case with gull-wing terminals for reliable SMD mounting.
• Isolation-Centric Design: Circuit designator "ISOL" ensures optimal performance in isolated signal paths.
• Compact & Durable: QSOP-16 package (4.9mm × 6.02mm × 1.47mm) with ±0.1mm dimensional tolerances.
• Thin-Film Technology: Delivers low noise and high stability vs. thick-film alternatives.
• Wide Operating Range: Rated for 125°C max temperature, derated up to 125°C.

GQ8A0140R2DCT Applications

• Industrial Automation: Signal conditioning in PLCs and isolated sensor interfaces.
• Medical Electronics: Precision voltage dividers in diagnostic equipment.
• Telecom Infrastructure: Impedance matching in high-frequency RF modules.
• Test & Measurement: Calibration circuits requiring matched resistances.
• Aerospace & Defense: Ruggedized electronics where thermal stability is critical.

Conclusion of GQ8A0140R2DCT

The GQ8A0140R2DCT stands out for its combination of precision, power handling, and compact form factor, making it ideal for applications demanding high reliability and thermal performance. Its ceramic QSOP package and thin-film construction provide superior stability over alternatives, while the isolated design ensures signal integrity in noisy environments. Though not RoHS-compliant or automotive-grade, it excels in industrial, medical, and telecom systems where accuracy and durability are paramount.