TT Electronics/IRC

GUS-QS0B-03-2491-CA

GUS-QS0B-03-2491-CA Description

The GUS-QS0B-03-2491-CA from TT Electronics/IRC is a high-precision thin-film resistor network designed for demanding electronic applications. This 20-pin QSOP (Quarter Small Outline Package) device integrates 19 resistors, each with a 2.49KΩ resistance value and an ultra-tight ±0.25% tolerance, ensuring exceptional accuracy in signal conditioning and voltage division circuits. With a ±25ppm/°C temperature coefficient, it delivers stable performance across a wide operating temperature range of -70°C to +125°C, making it suitable for environments with thermal fluctuations. The 1W total power rating (0.05W per resistor) and 100V maximum voltage rating further enhance its reliability in precision analog and digital systems.

GUS-QS0B-03-2491-CA Features

• High Precision: ±0.25% tolerance and ±25ppm/°C TCR for minimal drift.
• Robust Construction: Thin-film technology ensures low noise and long-term stability.
• Compact Design: 8.66mm × 6.02mm × 1.47mm QSOP package with 0.64mm gull-wing pitch for high-density PCB layouts.
• Wide Temperature Range: Operates from -70°C to +125°C with derated power up to 125°C.
• Automotive-Grade Alternatives: While not automotive-qualified (PPAP: No), its performance rivals AEC-Q200-compliant parts.
• Non-RoHS: Suitable for legacy or exempted applications requiring leaded components.

GUS-QS0B-03-2491-CA Applications

This resistor network excels in:

• Precision Instrumentation: Medical devices, test equipment, and data acquisition systems requiring stable voltage references.
• Industrial Controls: PLCs, motor drives, and sensor interfaces where temperature stability is critical.
• Telecommunications: Signal conditioning in RF and baseband circuits.
• Legacy Systems: Military/aerospace applications exempt from RoHS compliance.

Conclusion of GUS-QS0B-03-2491-CA

The GUS-QS0B-03-2491-CA combines high accuracy, thermal resilience, and compact form factor, making it ideal for precision electronics. Its thin-film technology and tight tolerances outperform carbon/composite alternatives, while the QSOP package ensures compatibility with automated assembly. Though not RoHS-compliant, it remains a top choice for non-consumer applications demanding reliability under extreme conditions.