TT Electronics/IRC

GQCB014221BT

GQCB014221BT Description

The GQCB014221BT from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding applications requiring tight tolerance and stability. This 23-resistor array features a 4.22KΩ resistance value with an exceptional 0.1% tolerance and a low ±100ppm/°C temperature coefficient, ensuring reliable performance across a wide 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 a 100V maximum voltage rating, making it suitable for precision analog and digital circuits. The gull-wing termination and surface-mount design facilitate easy PCB integration, while the tube packaging ensures safe handling and storage.

GQCB014221BT Features

• High Precision: 0.1% tolerance and ±100ppm/°C TCR for stable performance in critical circuits.
• Robust Construction: Ceramic case enhances thermal and mechanical durability.
• Space-Efficient: Compact QSOP package (8.66mm x 6.02mm x 1.47mm) with 0.64mm terminal pitch for high-density layouts.
• Wide Operating Range: Rated for -55°C to +125°C, with derated power up to 125°C.
• Low Power Dissipation: 0.05W per resistor (1W total) balances performance and thermal management.
• Automotive-Grade Alternatives: While this model is not PPAP or automotive-qualified, its precision makes it ideal for industrial and instrumentation use.

GQCB014221BT Applications

• Precision Voltage Dividers: Ideal for ADC/DAC reference circuits due to low tolerance and drift.
• Medical Electronics: Stable performance in diagnostic equipment and patient monitoring systems.
• Test & Measurement: High accuracy in oscilloscopes, multimeters, and calibration devices.
• Industrial Control Systems: Reliable signal conditioning in PLCs and sensor interfaces.
• Aerospace & Defense: Suitable for avionics where precision and temperature stability are critical (though RoHS non-compliance may limit use in some regions).

Conclusion of GQCB014221BT

The GQCB014221BT stands out for its thin-film technology, tight tolerance, and robust ceramic packaging, offering superior performance in precision applications. While not automotive-grade, its low TCR, high voltage rating, and compact form factor make it a preferred choice for industrial, medical, and test equipment. Engineers seeking a reliable, high-density resistor network for sensitive analog circuits will find this model exceptionally well-suited.