TT Electronics/IRC

GQ8A034220JBT

GQ8A034220JBT Description

The GQ8A034220JBT from TT Electronics/IRC is a high-performance 8-resistor thin-film network designed for precision applications requiring stable resistance and thermal performance. Encased in a ceramic QSOP package, it offers 422Ω resistance per resistor with a 5% tolerance and a low ±25ppm/°C temperature coefficient, ensuring reliable operation across a -70°C to +125°C range. The 16-pin gull-wing SMD configuration and 0.64mm terminal pitch facilitate compact PCB layouts, while its 0.75W total power rating (0.1W per resistor) supports moderate power dissipation. The isolated (ISOL) circuit design enhances flexibility in circuit partitioning, making it ideal for signal conditioning and voltage division.

GQ8A034220JBT Features

• Thin-Film Technology: Delivers superior stability, low noise, and tight TCR (±25ppm/°C) for precision applications.
• Robust Construction: Ceramic case ensures high thermal conductivity and mechanical durability.
• Space-Efficient: 4.9mm × 6.02mm × 1.47mm compact footprint with QSOP packaging suits high-density designs.
• High Voltage Rating: Supports up to 100V, suitable for industrial and telecom environments.
• Isolated Resistors: Independent resistors allow versatile circuit configurations without crosstalk.
• Automated Assembly Friendly: Gull-wing terminals and ±0.1mm height tolerance ensure reliable SMT placement.

GQ8A034220JBT Applications

This resistor network excels in:

• Analog Signal Processing: Voltage dividers, feedback networks, and DAC/ADC interfaces.
• Industrial Controls: PLCs, sensor conditioning, and power management circuits.
• Telecommunications: Line termination, impedance matching, and RF modules.
• Test & Measurement Equipment: Precision calibration and reference circuits.
• Medical Electronics: Low-drift signal chains in diagnostic devices.

Conclusion of GQ8A034220JBT

The GQ8A034220JBT combines precision thin-film performance, compact packaging, and isolated resistor flexibility, making it a standout choice for engineers prioritizing reliability in harsh environments. Its wide temperature range, low TCR, and high power density address critical demands in industrial, telecom, and instrumentation designs. While not RoHS-compliant, its ceramic construction and tube packaging ensure robustness for prototyping and production. For applications demanding stable resistance with minimal thermal drift, this network offers a cost-effective, high-performance solution.