TT Electronics/IRC

GQ0A028451JBT

GQ0A028451JBT Description

The GQ0A028451JBT from TT Electronics/IRC is a high-performance thin-film resistor network designed for precision applications requiring stable resistance values and low thermal drift. This 10-resistor isolated network features an 8.45KΩ resistance per element with a 5% tolerance and a ±50ppm/°C temperature coefficient, ensuring reliable performance across a wide temperature range (70°C to 125°C). Housed in a 20-pin QSOP ceramic package, it offers a 1W total power rating (0.1W per resistor) and a 100V maximum voltage rating, making it suitable for demanding circuit designs. The gull-wing termination and surface-mount design facilitate easy PCB integration, while the ceramic case enhances thermal and mechanical stability.

GQ0A028451JBT Features

• High Precision: Thin-film technology delivers low TCR (±50ppm/°C) and tight tolerance (±5%).
• Robust Construction: Ceramic QSOP package ensures durability and excellent heat dissipation.
• Isolated Design: 10 independent resistors (ISOL circuit designation) for flexible circuit configurations.
• Space-Efficient: Compact 8.66mm × 6.02mm × 1.47mm dimensions 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.
• Surface-Mount Ready: Gull-wing leads simplify automated assembly processes.

GQ0A028451JBT Applications

This resistor network is ideal for:

• Analog Signal Conditioning: Precision voltage dividers, feedback networks in op-amp circuits.
• Industrial Electronics: PLCs, sensor interfaces, and control systems requiring stable resistance.
• Telecommunications: RF and baseband circuitry where low noise and thermal stability are critical.
• Medical Devices: High-reliability equipment demanding consistent performance.
• Automotive (Non-Automotive Rated): Prototyping or non-safety-critical automotive electronics.

Conclusion of GQ0A028451JBT

The GQ0A028451JBT stands out for its combination of precision, power handling, and compact form factor, making it a versatile choice for engineers designing high-performance analog and mixed-signal systems. Its ceramic isolation and thin-film technology provide superior stability compared to standard thick-film networks, while the QSOP package ensures compatibility with modern SMT processes. Though not PPAP or automotive-qualified, it excels in industrial, telecom, and medical applications where reliability and accuracy are paramount.