TT Electronics/IRC

GQCA035490CBT

GQCA035490CBT Description

The GQCA035490CBT from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding electronic applications. This 24-pin QSOP package features 12 isolated resistors, each with a 549 Ω resistance value and an ultra-tight ±0.25% tolerance, ensuring exceptional accuracy in signal conditioning and voltage division circuits. Encased in a ceramic substrate, the device offers superior thermal stability with a ±25ppm/°C temperature coefficient, maintaining performance across a wide temperature range of 70°C to 125°C. Rated for 100V maximum voltage and 0.1W power dissipation per resistor, it is ideal for precision analog and mixed-signal designs.

GQCA035490CBT Features

• High Precision: ±0.25% tolerance and ±25ppm/°C TCR for stable performance in critical circuits.
• Robust Construction: Ceramic case ensures durability and excellent heat dissipation.
• Isolated Resistors: 12 independent resistors (549 Ω each) with 100V isolation, reducing crosstalk.
• Surface-Mount Design: Gull-wing termination and 0.64mm pitch for easy PCB integration.
• Wide Operating Range: Derated power up to 125°C, suitable for industrial environments.
• Compact Footprint: 8.66mm × 6.02mm × 1.47mm dimensions optimize space in dense layouts.

GQCA035490CBT Applications

This resistor network excels in:

• Precision instrumentation (e.g., multimeters, data acquisition systems).
• Medical electronics requiring low drift and high reliability.
• Industrial control systems where temperature stability is critical.
• Telecommunications equipment for impedance matching and filtering.
• Automotive test modules (though not PPAP/AEC-Q200 qualified).

Conclusion of GQCA035490CBT

The GQCA035490CBT stands out for its combination of precision, isolation, and thermal resilience, making it a top choice for engineers designing high-accuracy circuits. Its ceramic construction and thin-film technology provide long-term stability, while the QSOP package ensures compatibility with automated assembly. While not RoHS-compliant, it remains a robust solution for industrial, medical, and telecom applications where performance outweighs regulatory constraints.