TT Electronics/IRC

GQCB021051JT

GQCB021051JT Description

The GQCB021051JT from TT Electronics/IRC is a high-performance thin-film resistor network designed for precision applications in demanding electronic circuits. This 23-resistor array features a 1.05KΩ resistance value per resistor with a 5% tolerance and a ±50ppm/°C temperature coefficient, ensuring stable performance across a wide temperature range of 70°C to 125°C. Housed in a 24-pin QSOP ceramic package, it offers a compact 8.66mm × 6.02mm × 1.47mm footprint with gull-wing SMD termination for reliable surface-mount assembly. The 1W total power rating (0.05W per resistor) and 100V maximum voltage rating make it suitable for high-density PCB designs requiring robust power handling.

GQCB021051JT Features

• Thin-Film Technology: Delivers superior accuracy, low noise, and excellent thermal stability compared to thick-film alternatives.
• Ceramic Case: Enhances durability and heat dissipation, ideal for high-temperature environments.
• BUS Circuit Designator: Optimized for bus termination, voltage division, and pull-up/down applications.
• QSOP Package: Space-saving 0.64mm terminal pitch enables high-density layouts.
• Wide Operating Range: Reliable performance from -55°C to +125°C (derated power up to 125°C).
• Non-Automotive Grade: Suitable for industrial, telecom, and instrumentation use where PPAP compliance is not required.

GQCB021051JT Applications

This resistor network excels in:

• Signal Conditioning: Precision voltage dividers in ADC/DAC circuits.
• Bus Termination: Impedance matching for high-speed data lines (e.g., DDR, PCIe).
• Embedded Systems: Pull-up/down networks in microcontrollers and FPGAs.
• Power Management: Current-limiting arrays in DC-DC converters.
• Test Equipment: Stable reference resistors in measurement devices.

Conclusion of GQCB021051JT

The GQCB021051JT combines thin-film precision, compact QSOP packaging, and high power handling in a single solution, making it a versatile choice for engineers tackling space-constrained, high-reliability designs. While not RoHS-compliant, its ceramic construction and ±50ppm/°C TCR outperform standard networks in thermal-critical applications. Ideal for industrial and telecom systems, this model balances cost-effectiveness with performance where exacting resistance stability is paramount.