TT Electronics/IRC

GQCB022800GT

GQCB022800GT Description

The GQCB022800GT from TT Electronics/IRC is a high-performance thin-film resistor network designed for precision applications. This 23-resistor array features a 280Ω resistance value with a tight 2% tolerance and a low ±50ppm/°C temperature coefficient, ensuring stable performance across a wide operating temperature range of -70°C to +125°C. Housed in a 24-pin QSOP ceramic package, it offers a 1W total power rating (0.05W per resistor) and supports 100V maximum voltage, making it suitable for demanding circuits. The gull-wing termination and surface-mount design facilitate easy PCB integration, while the ceramic case enhances thermal and mechanical reliability.

GQCB022800GT Features

• Precision Thin Film Technology: Delivers low noise and high accuracy for sensitive analog/digital circuits.
• Robust Ceramic Package: Ensures durability and efficient heat dissipation in harsh environments.
• BUS Circuit Designator: Optimized for bus termination, voltage division, and pull-up/down applications.
• Compact QSOP Form Factor: 8.66mm × 6.02mm × 1.47mm dimensions with ±0.1mm length/height tolerances save board space.
• Wide Temperature Range: Operates reliably from -70°C to +125°C, outperforming standard commercial-grade networks.
• Automotive-Grade Alternatives: While not PPAP or automotive-certified, its performance suits industrial and telecom applications.

GQCB022800GT Applications

• Signal Conditioning: Ideal for ADC/DAC reference networks and sensor interfaces due to low TCR and tight tolerance.
• Bus Termination: Effective in DDR memory, CAN bus, and high-speed digital systems to minimize reflections.
• Power Management: Used in voltage dividers for feedback loops in DC-DC converters.
• Industrial Electronics: Suitable for PLCs, motor drives, and instrumentation where stability under thermal stress is critical.
• Telecom Infrastructure: Deployed in baseband processing and RF modules for impedance matching.

Conclusion of GQCB022800GT

The GQCB022800GT combines precision, compactness, and ruggedness, making it a superior choice for engineers designing high-reliability systems. Its ceramic thin-film construction, low TCR, and BUS-oriented design address challenges in signal integrity and thermal management. While not RoHS-compliant, its performance in industrial, telecom, and embedded systems justifies its use where regulatory flexibility exists. For applications demanding stable resistance under thermal cycling and minimal drift, this network stands out among conventional arrays.