TT Electronics/IRC

GUS-QS8A-02-1241-DB

GUS-QS8A-02-1241-DB Description

The GUS-QS8A-02-1241-DB from TT Electronics/IRC is a high-precision 8-resistor thin film network designed for demanding surface-mount applications. Encased in a compact 16-pin QSOP package with gull wing termination, this isolated network offers a 1.24KΩ resistance per resistor with an ultra-tight ±0.5% tolerance and a low ±50ppm/°C temperature coefficient. Rated for 0.1W (1/10W) per resistor and 0.75W (3/4W) total power dissipation, it operates reliably across a 70°C to 125°C derated temperature range, with a maximum operating temperature of 125°C. Its 100V maximum voltage rating and thin film technology ensure stable performance in precision circuits.

GUS-QS8A-02-1241-DB Features

• High Precision: ±0.5% tolerance and ±50ppm/°C TCR for critical analog/digital signal conditioning.
• Robust Construction: QSOP package (4.9mm x 6.02mm x 1.47mm) with 0.64mm terminal pitch, ideal for high-density PCB layouts.
• Isolated Design (ISOL): Independent resistors reduce crosstalk in multi-channel systems.
• Wide Temperature Range: Stable performance from -55°C to 125°C (full power up to 70°C).
• Thin Film Technology: Superior long-term stability and low noise vs. thick film alternatives.
• Automotive-Grade Alternatives: While this variant is non-automotive (PPAP: No), similar models are available for harsh environments.

GUS-QS8A-02-1241-DB Applications

• Precision Voltage Dividers: Ideal for ADC/DAC reference networks in test equipment.
• Medical Electronics: Patient monitoring systems requiring low-drift resistance.
• Industrial Controls: PLCs and sensor interfaces where temperature stability is critical.
• Communications Infrastructure: RF matching networks and filter circuits.
• Aerospace Avionics: Lightweight, high-reliability solutions for flight systems (note: non-RoHS version).

Conclusion of GUS-QS8A-02-1241-DB

The GUS-QS8A-02-1241-DB excels in applications demanding miniaturization, precision, and thermal stability. Its isolated thin film resistors, combined with a space-saving QSOP footprint, make it a superior choice over bulkier or less stable networks. While not RoHS-compliant, it remains a go-to for legacy or specialized systems where performance outweighs regulatory constraints. Engineers will value its repeatable accuracy and rugged packaging in mission-critical designs.