VPG Foil

Y1691V0322BA9L

Y1691V0322BA9L Description

The Y1691V0322BA9L from VPG Foil Resistors is a high-precision 2-resistor voltage divider network designed for applications demanding ultra-low TCR (Temperature Coefficient of Resistance) and exceptional resistor matching. Part of the 300144Z series, this through-hole component features a 50Ω/4.95kΩ resistance pair with a ±0.1% tolerance and an industry-leading ±0.2ppm/°C TCR. Its ±0.05% resistor matching ratio and ±0.1ppm/°C ratio drift ensure minimal deviation under thermal stress, making it ideal for precision analog circuits. The compact 7.49mm x 2.54mm footprint and 8.38mm height suit space-constrained designs.

Y1691V0322BA9L Features

• Ultra-High Precision: ±0.1% tolerance and ±0.2ppm/°C TCR for stable performance in temperature-variable environments.
• Matched Resistor Pair: ±0.05% matching ratio and ±0.1ppm/°C ratio drift ensure consistent voltage division accuracy.
• Robust Construction: Through-hole mounting with a 100mW power rating per element for reliable operation.
• Low Noise: Foil resistor technology minimizes parasitic effects and thermal EMF, critical for sensitive instrumentation.
• Wide Applications: Suitable for precision voltage references, bridge circuits, and calibration equipment.

Y1691V0322BA9L Applications

• Precision Voltage Dividers: Used in metrology, DAC/ADC reference circuits, and sensor signal conditioning.
• Test & Measurement: Ideal for calibration standards and high-accuracy multimeters due to low drift.
• Aerospace & Defense: Deployed in avionics and radar systems where thermal stability is critical.
• Medical Electronics: Ensures accuracy in diagnostic equipment like MRI gradient amplifiers.

Conclusion of Y1691V0322BA9L

The Y1691V0322BA9L stands out in the Resistor Networks & Arrays category for its unmatched precision and stability, outperforming conventional thin-film or wirewound alternatives. Its low TCR, tight matching, and minimal drift make it indispensable for mission-critical applications where reliability and accuracy are paramount. Engineers seeking repeatable performance in harsh environments will find this component a superior solution.