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SFN08A4702CBQLF7

SFN08A4702CBQLF7 Description

The SFN08A4702CBQLF7 from TT Electronics/BI Technologies is a high-precision, surface-mount resistor network designed for demanding electronic applications. This 4-resistor array features a compact 4.00mm x 4.00mm DFN package, making it ideal for space-constrained designs. With a resistance value of 47kΩ per element and a tight tolerance of ±0.25%, it ensures reliable performance in precision circuits. The isolated circuit configuration allows for independent resistor operation, while the ±25ppm/°C temperature coefficient and ±5ppm/°C resistor-ratio drift enhance stability across varying environmental conditions.

SFN08A4702CBQLF7 Features

• High Precision: ±0.25% tolerance and ±0.05% resistor matching ratio for consistent performance.
• Stable Thermal Performance: Low ±25ppm/°C TCR and ±5ppm/°C ratio drift ensure minimal resistance variation with temperature fluctuations.
• Compact Design: 8-pin DFN package (4.00mm x 4.00mm) suits high-density PCB layouts.
• Robust Construction: MSL 1 (Unlimited) moisture sensitivity rating and REACH Unaffected compliance for reliability in harsh environments.
• Power Handling: 100mW per resistor balances performance with thermal management.

SFN08A4702CBQLF7 Applications

• Precision Analog Circuits: Ideal for voltage dividers, feedback networks, and sensor signal conditioning.
• Medical Electronics: Suitable for diagnostic equipment where stability and accuracy are critical.
• Industrial Automation: Used in PLCs, instrumentation, and control systems requiring tight tolerance components.
• Communications Infrastructure: Ensures signal integrity in RF and baseband circuits.
• Test & Measurement: Provides repeatable performance in calibration and reference circuits.

Conclusion of SFN08A4702CBQLF7

The SFN08A4702CBQLF7 resistor network excels in applications demanding precision, thermal stability, and compactness. Its isolated design, low drift, and tight tolerances make it a superior choice over generic arrays, particularly in medical, industrial, and communication systems. While marked as Obsolete, its legacy performance metrics continue to support high-reliability designs. Engineers should verify replacement options or consider remaining stock for critical projects.