TT Electronics/IRC

GQ0A0390R9DT

GQ0A0390R9DT Description

The GQ0A0390R9DT from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding electronic applications. This 20-pin QSOP package features 10 isolated resistors, each with a 90.9Ω resistance and an ultra-tight ±0.5% tolerance, ensuring exceptional accuracy in signal conditioning and voltage division circuits. The ceramic case provides superior thermal stability, while the ±25ppm/°C temperature coefficient guarantees minimal resistance drift across a broad operating range of 70°C to 125°C. With a 1W total power rating (0.1W per resistor) and 100V maximum voltage rating, this component is engineered for reliability in precision analog and digital systems.

GQ0A0390R9DT Features

• High Precision: ±0.5% tolerance and ±25ppm/°C TCR for stable performance.
• Robust Construction: Ceramic case with gull-wing SMT termination for durability and ease of assembly.
• Isolated Design: 10 independent resistors (ISOL configuration) prevent crosstalk in multi-channel applications.
• Space-Efficient: Compact QSOP package (8.66mm × 6.02mm × 1.47mm) optimizes PCB real estate.
• Wide Temperature Range: Derated power operation up to 125°C, suitable for industrial environments.
• Thin-Film Technology: Delivers low noise and high stability compared to thick-film alternatives.

GQ0A0390R9DT Applications

Ideal for precision instrumentation, medical devices, and industrial control systems, the GQ0A0390R9DT excels in:

• Analog-to-Digital Converters (ADCs): Provides accurate voltage scaling and reference networks.
• Sensor Signal Conditioning: Ensures minimal error in temperature or pressure sensor interfaces.
• Communication Equipment: Maintains signal integrity in RF and baseband circuits.
• Automotive Electronics (non-Automotive qualified): Suitable for prototyping or non-safety-critical modules.

Conclusion of GQ0A0390R9DT

The GQ0A0390R9DT combines precision, isolation, and thermal resilience in a compact SMT package, making it a standout choice for engineers prioritizing accuracy and reliability. While not PPAP or RoHS compliant, its ceramic substrate and thin-film technology offer superior performance in harsh environments. For applications requiring tight-tolerance networks with low drift, this model delivers unmatched value in its class.