TT Electronics/IRC

GQ8B0290R9FDT

GQ8B0290R9FDT Description

The GQ8B0290R9FDT from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding surface-mount applications. This 16-pin QSOP package integrates 15 resistors with a 90.9Ω resistance value, offering 1% tolerance and a ±50ppm/°C temperature coefficient for stable performance across a 70°C to 125°C operating range. Encased in a ceramic substrate, it delivers 0.75W (3/4W) total power dissipation (0.05W per resistor), making it suitable for high-density PCB designs. Its gull-wing termination ensures reliable solder joints, while the 100V maximum voltage rating enhances durability in industrial and instrumentation circuits.

GQ8B0290R9FDT Features

• Precision Thin Film Technology: Ensures low noise and high stability for signal conditioning and analog circuits.
• Ceramic Case: Provides superior thermal conductivity and mechanical robustness compared to polymer-based networks.
• Compact QSOP Package (4.9mm x 6.02mm x 1.47mm): Ideal for space-constrained applications like medical devices and telecom hardware.
• BUS Circuit Designator: Optimized for bus termination and voltage division in digital systems.
• Wide Temperature Range: Operates reliably from -55°C to +125°C (derated above 70°C), outperforming standard networks in automotive under-hood environments (though not PPAP-certified).

GQ8B0290R9FDT Applications

• Data Acquisition Systems: Precision resistor networks for ADC/DAC reference circuits.
• Industrial Control PCBs: Bus termination in CAN/LIN networks and PLC modules.
• Test & Measurement Equipment: Stable voltage dividers in oscilloscopes and multimeters.
• Aerospace Electronics: High-reliability networks for avionics due to ceramic construction.
• Consumer Electronics: Impedance matching in HDMI/USB interfaces.

Conclusion of GQ8B0290R9FDT

The GQ8B0290R9FDT stands out for its combination of precision, power handling, and compactness, making it a versatile choice for high-performance electronics. While not RoHS-compliant or automotive-grade, its ceramic thin-film design and tight tolerances cater to mission-critical industrial and communication systems. Engineers will appreciate its balance of reliability and miniaturization, particularly in multi-channel analog designs requiring consistent resistor matching.