TT Electronics/IRC

GUS-QS8A-01-4321-JA

GUS-QS8A-01-4321-JA Description

The GUS-QS8A-01-4321-JA from TT Electronics/IRC is a high-performance 8-resistor thin film network designed for precision applications. With a 4.32KΩ resistance value per resistor and a 5% tolerance, this 16-pin QSOP package offers 0.75W (3/4W) total power rating and 0.1W (1/10W) per resistor, ensuring reliable operation in demanding environments. The device features a ±100ppm/°C temperature coefficient, 100V maximum voltage rating, and operates across a wide temperature range of -70°C to +125°C, making it suitable for industrial and commercial applications. Its gull-wing termination and surface-mount design facilitate easy PCB integration, while the isolated (ISOL) circuit configuration enhances flexibility in circuit design.

GUS-QS8A-01-4321-JA Features

• Thin Film Technology: Delivers superior stability, low noise, and high precision.
• Compact QSOP Package: Measures 4.9mm (L) × 6.02mm (D) × 1.47mm (H) with a 0.64mm terminal pitch, ideal for space-constrained designs.
• High Power Handling: 0.75W total power dissipation with 0.1W per resistor, outperforming standard resistor networks.
• Wide Operating Range: Functions reliably from -70°C to +125°C, suitable for harsh environments.
• Isolated Configuration (ISOL): Each resistor operates independently, enabling versatile circuit implementations.
• RoHS Non-Compliant: Note for applications where RoHS compliance is not mandatory.

GUS-QS8A-01-4321-JA Applications

This resistor network excels in:

• Precision Analog Circuits: Voltage dividers, feedback networks, and sensor conditioning.
• Industrial Control Systems: PLCs, motor drives, and power management modules requiring stable resistance values.
• Telecommunications Equipment: Signal processing and impedance matching in RF/mixed-signal PCBs.
• Test & Measurement Devices: Calibration circuits and instrumentation where low TCR (±100ppm/°C) is critical.
• Automotive & Aerospace (Non-PPAP): Non-safety-critical systems benefiting from its rugged thin-film construction.

Conclusion of GUS-QS8A-01-4321-JA

The GUS-QS8A-01-4321-JA stands out for its high power density, precision thin-film resistors, and isolated configuration, making it a robust choice for engineers prioritizing reliability, thermal performance, and design flexibility. While not RoHS-compliant or PPAP-approved, its wide temperature range and compact form factor make it ideal for industrial, telecom, and instrumentation applications where space and stability are paramount. Its gull-wing SMD design ensures compatibility with automated assembly processes, reducing manufacturing costs.