TT Electronics/IRC

GQ8B0143R2GT

GQ8B0143R2GT Description

The GQ8B0143R2GT from TT Electronics/IRC is a high-performance thin-film resistor network designed for precision applications in demanding electronic circuits. This 16-pin QSOP package integrates 15 resistors with a 43.2Ω resistance value, offering a 2% tolerance and a ±100ppm/°C temperature coefficient for stable operation across a wide temperature range (70°C to 125°C). The ceramic case ensures durability, while the gull-wing termination facilitates reliable surface-mount (SMD) assembly. With a 0.75W (3/4W) total power rating (0.05W per resistor) and a 100V maximum voltage rating, this network is engineered for efficiency and robustness in compact designs.

GQ8B0143R2GT Features

• Precision Thin Film Technology: Delivers low noise and high stability, ideal for sensitive analog/digital circuits.
• Compact QSOP Package: Measures 4.9mm (L) × 6.02mm (D) × 1.47mm (H) with tight tolerances (±0.1mm height/length, ±0.2mm depth), saving PCB space.
• High Power Density: 0.75W total dissipation (15 resistors) in a small footprint, outperforming discrete alternatives.
• Wide Operating Range: Rated for -55°C to +125°C, with derated power up to 125°C, ensuring reliability in harsh environments.
• Automotive-Grade Alternatives: While not PPAP/automotive-certified, its ceramic construction and 100V rating make it suitable for industrial and telecom applications.
• Non-RoHS Compliance: May be preferred for legacy or specialized systems requiring leaded components.

GQ8B0143R2GT Applications

This resistor network excels in:

• Signal Conditioning: Voltage dividers, pull-up/pull-down networks in data acquisition systems.
• Impedance Matching: Precision termination for high-speed communication interfaces (e.g., LVDS, USB).
• Industrial Controls: Durable performance in PLC modules, motor drivers, and power supplies.
• Medical Electronics: Stable resistance in diagnostic equipment where thermal drift is critical.
• Legacy Equipment Maintenance: Replacement for obsolete networks in military/aerospace systems (non-RoHS compliant).

Conclusion of GQ8B0143R2GT

The GQ8B0143R2GT combines precision, compactness, and power efficiency in a single package, addressing the needs of high-density PCB designs. Its thin-film technology and ceramic case provide superior thermal and electrical performance over thick-film alternatives, while the QSOP gull-wing format ensures manufacturability. Though not automotive-grade, it is a cost-effective solution for industrial, telecom, and precision instrumentation where reliability and space savings are paramount. Engineers should verify RoHS compliance for regulated markets but can leverage its wide temperature range and low TCR for critical analog applications.