TT Electronics/IRC

GQ8A0143R0DT

GQ8A0143R0DT Description

The GQ8A0143R0DT from TT Electronics/IRC is a high-precision, surface-mount thin-film resistor network designed for demanding isolation circuit applications. This 8-resistor array features a 43Ω resistance value with an ultra-tight ±0.5% tolerance and a low ±100ppm/°C temperature coefficient, ensuring stable performance across a wide operating temperature range of 70°C to 125°C. Housed in a 16-pin QSOP ceramic package, it offers excellent thermal stability and durability, making it ideal for high-reliability environments. With a 0.75W total power rating (0.1W per resistor) and 100V maximum voltage rating, this network is engineered for precision signal conditioning, voltage division, and impedance matching in compact designs.

GQ8A0143R0DT Features

• High Precision: ±0.5% tolerance and ±100ppm/°C TCR for consistent performance.
• Robust Construction: Ceramic case and gull-wing termination ensure mechanical and thermal resilience.
• Space-Efficient: Compact 4.9mm × 6.02mm × 1.47mm QSOP package with 0.64mm pitch for high-density PCB layouts.
• Isolation-Centric Design: Optimized for isolation circuits (ISOL), reducing crosstalk and interference.
• Wide Temperature Range: Derated power operation up to 125°C, suitable for industrial and harsh environments.
• Thin-Film Technology: Delivers low noise and high stability compared to thick-film alternatives.

GQ8A0143R0DT Applications

This resistor network excels in applications requiring precision and reliability, such as:

• Medical Equipment: Patient monitoring systems where signal integrity is critical.
• Industrial Automation: Isolation circuits in PLCs and motor drives.
• Telecommunications: Impedance matching in RF and baseband circuits.
• Test & Measurement: Calibration and reference circuits due to its low drift.
• Aerospace & Defense: Avionics and radar systems demanding high-temperature operation.

Conclusion of GQ8A0143R0DT

The GQ8A0143R0DT stands out for its precision, compactness, and rugged ceramic construction, making it a superior choice for isolation-focused designs. While not RoHS-compliant, its thin-film technology and high power density cater to specialized applications where performance outweighs regulatory constraints. Engineers will appreciate its balance of accuracy, thermal management, and space savings, particularly in mission-critical systems. For projects requiring stable, high-tolerance resistor networks, this model delivers exceptional value.