TT Electronics/IRC

GQ8B0190R9DDT

GQ8B0190R9DDT Description

The GQ8B0190R9DDT from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding electronic applications. This 16-pin QSOP (Quarter Small Outline Package) device integrates 15 resistors with a 90.9 Ohm resistance value and a tight 0.5% tolerance, ensuring exceptional accuracy. Encased in a ceramic package, it offers robust thermal and mechanical stability, with a maximum operating temperature of 125°C and a power rating of 0.75W (3/4W). Its thin-film technology provides low noise and excellent stability, with a ±100ppm/°C temperature coefficient, making it ideal for precision circuits.

GQ8B0190R9DDT Features

• High Precision: 0.5% tolerance and ±100ppm/°C TCR ensure reliable performance in critical applications.
• Robust Construction: Ceramic case and gull-wing termination enhance durability and solderability for surface-mount (SMD) applications.
• Optimized Power Handling: 0.05W per resistor (total 0.75W) with derated performance up to 125°C.
• Compact Design: 4.9mm (L) × 6.02mm (D) × 1.47mm (H) dimensions and 0.64mm terminal pitch save PCB space.
• Wide Voltage Range: Supports up to 100V, suitable for industrial and instrumentation use.
• Non-Automotive: Not PPAP-capable, but excels in test equipment, medical devices, and communication systems.

GQ8B0190R9DDT Applications

This resistor network is tailored for:

• Analog Signal Conditioning: Precision voltage dividers and feedback networks in op-amp circuits.
• Medical Electronics: High-accuracy sensor interfaces and monitoring systems.
• Industrial Control Systems: Stable resistance in PLC modules and DAQ systems.
• Telecommunications: Impedance matching and filtering in RF and baseband circuits.
• Test & Measurement: Calibration and reference circuits requiring low drift.

Conclusion of GQ8B0190R9DDT

The GQ8B0190R9DDT stands out for its combination of precision, power efficiency, and compactness, making it a superior choice for high-reliability applications. While not automotive-grade, its ceramic encapsulation and thin-film technology deliver unmatched stability in harsh environments. Engineers will appreciate its balance of performance and footprint, particularly in space-constrained, precision-critical designs. For networks requiring tight tolerances and low thermal drift, this model is a compelling solution.