TT Electronics/IRC

GQ8A011100DDT

GQ8A011100DDT Description

The GQ8A011100DDT from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding isolation and signal conditioning applications. This 8-resistor array features a 110Ω resistance value per resistor with an ultra-tight ±0.5% tolerance and a low ±100ppm/°C temperature coefficient, ensuring stable performance across a wide operating temperature range of -70°C to +125°C. Housed in a 16-pin QSOP ceramic package, it offers superior thermal stability and reliability in harsh environments. The isolated (ISOL) circuit design allows independent resistor operation, making it ideal for precision analog and digital circuits. With a 0.75W total power rating (0.1W per resistor) and 100V maximum voltage rating, it balances power handling with compact surface-mount (SMD) gull-wing termination.

GQ8A011100DDT Features

• High Precision: ±0.5% tolerance and ±100ppm/°C TCR for critical analog/digital matching.
• Robust Construction: Ceramic case and thin-film technology ensure long-term stability.
• Isolated Design: Independent resistors (ISOL) enable flexible circuit configurations.
• Wide Temperature Range: Derated power operation up to 125°C for industrial/automotive use.
• Compact Footprint: 4.9mm × 6.02mm × 1.47mm QSOP package saves PCB space.
• High Voltage Rating: Supports up to 100V, suitable for signal isolation and divider networks.
• Gull-Wing Termination: Facilitates reliable surface-mount assembly and inspection.

GQ8A011100DDT Applications

• Precision Instrumentation: Voltage dividers, feedback networks in test/measurement systems.
• Industrial Controls: Signal conditioning for PLCs, motor drives, and sensor interfaces.
• Medical Electronics: Isolation circuits in patient monitoring equipment.
• Telecom Infrastructure: Impedance matching and termination in high-speed data lines.
• Automotive Electronics (non-AECQ): Engine control units (ECUs) where thermal stability is critical.

Conclusion of GQ8A011100DDT

The GQ8A011100DDT excels in applications requiring high precision, isolation, and thermal resilience. Its ceramic QSOP package and thin-film technology provide superior performance over polymer-based networks, particularly in high-temperature or high-voltage scenarios. While not PPAP or automotive-qualified, its 0.75W power rating and low TCR make it a versatile choice for industrial, medical, and telecom designs. Engineers will appreciate its balance of accuracy, power handling, and compactness, though RoHS non-compliance may limit use in eco-regulated markets.