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668A1002DLF

668A1002DLF Description

The 668A1002DLF from TT Electronics / BI Technologies is a high-precision 8-resistor network housed in a 16-pin SOIC package, designed for demanding surface-mount applications. This obsolete yet reliable component features a 10kΩ resistance per element with an ultra-tight ±0.5% tolerance and ±0.1% resistor matching ratio, ensuring exceptional accuracy in signal conditioning and voltage division circuits. Its ±25ppm/°C temperature coefficient and ±5ppm/°C resistor-ratio drift guarantee stable performance across thermal variations, making it suitable for precision analog systems. The compact 9.89mm x 3.90mm footprint and 1.75mm profile enable high-density PCB layouts, while its 100mW power rating per element balances efficiency with robustness.

668A1002DLF Features

• High Precision: ±0.5% tolerance and ±0.1% matching ratio for critical analog applications.
• Stable Thermal Performance: Low TCR (±25ppm/°C) and ratio drift (±5ppm/°C) ensure consistency in varying environments.
• Compact Design: 16-SOIC package with a slim 1.75mm height, ideal for space-constrained designs.
• Reliable Construction: MSL 1 (Unlimited) moisture sensitivity and REACH Unaffected compliance for broad industrial use.
• Isolated Circuit Configuration: Independent resistors reduce crosstalk in multi-channel systems.
• Legacy Reliability: Despite being obsolete, this 668 series component remains a trusted choice for legacy or long-lifecycle designs.

668A1002DLF Applications

• Precision Instrumentation: Voltage dividers, bridge circuits, and sensor signal conditioning in test equipment.
• Medical Electronics: Patient monitoring systems requiring low-drift accuracy.
• Industrial Controls: Feedback networks in PLCs and motor drives where thermal stability is critical.
• Communication Systems: Impedance matching and filtering in RF/baseband circuits.
• Aerospace & Defense: Legacy systems demanding proven performance and tight tolerances.

Conclusion of 668A1002DLF

The 668A1002DLF resistor network excels in applications demanding high precision, thermal stability, and compact integration. While obsolete, its low drift, tight matching, and robust construction make it a preferred choice for legacy or niche designs where reliability outweighs obsolescence risks. Engineers in medical, industrial, and aerospace sectors continue to leverage its performance for critical analog functions, underscoring its enduring value in precision electronics.