TT Electronics/IRC

GQ8B0278R7DT

GQ8B0278R7DT Description

The GQ8B0278R7DT 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 78.7 Ω resistance value, offering a tight ±0.5% tolerance and a low ±50 ppm/°C temperature coefficient. Encased in a ceramic package, it ensures excellent thermal stability and reliability across a wide temperature range of 70°C to 125°C. With a 0.75W (3/4W) total power rating (0.05W per resistor) and a 100V maximum voltage rating, this surface-mount network is ideal for precision analog and digital circuits.

GQ8B0278R7DT Features

• High Precision: ±0.5% tolerance and ±50 ppm/°C TCR ensure stable performance in critical applications.
• Robust Construction: Ceramic case and thin-film technology provide superior thermal management and long-term reliability.
• Space-Efficient: Compact QSOP package (4.9mm × 6.02mm × 1.47mm) with gull-wing terminations for easy PCB integration.
• High Power Handling: 0.75W total dissipation (0.05W per resistor) supports power-sensitive designs.
• Automotive-Grade Alternatives: While not PPAP or automotive-qualified, its performance suits industrial and telecom applications.
• Non-RoHS: Suitable for legacy or exempted systems requiring non-compliant materials.

GQ8B0278R7DT Applications

• Analog Signal Conditioning: Precision voltage dividers, feedback networks in op-amp circuits.
• Digital Systems: Pull-up/pull-down resistor arrays for buses (e.g., I²C, SPI).
• Test & Measurement Equipment: High-accuracy instrumentation requiring stable resistance values.
• Industrial Controls: PLCs, sensor interfaces, and power management modules.
• Telecom Infrastructure: RF and baseband circuitry where thermal drift must be minimized.

Conclusion of GQ8B0278R7DT

The GQ8B0278R7DT excels in applications demanding precision, thermal stability, and compactness. Its ceramic thin-film design and tight electrical tolerances make it a standout choice for industrial, telecom, and instrumentation designs. While not automotive-grade, its high power rating and robust construction offer reliability in harsh environments. Engineers will appreciate its balance of performance and space efficiency, particularly in multi-channel systems requiring matched resistor networks.