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4309R-101-272

4309R-101-272 Description

The 4309R-101-272 from Bourns Inc. is an 8-resistor bussed network array housed in a compact 9-pin SIP (Single In-line Package). Designed for through-hole mounting, it features a resistance value of 2.7kΩ per resistor with a tight tolerance of ±2%, ensuring consistent performance in precision circuits. The array operates within a ±100ppm/°C temperature coefficient and offers a resistor-ratio drift of 50ppm/°C, making it stable under thermal variations. With a power rating of 200mW per element, it balances efficiency and reliability. The device is packaged in a tube, adhering to industry standards, and is REACH compliant, though affected by REACH regulations.

4309R-101-272 Features

• High Density Integration: 8 resistors in a space-saving 0.884" x 0.085" (22.45mm x 2.16mm) footprint, ideal for constrained PCB layouts.
• Robust Performance: ±2% tolerance and 50ppm/°C resistor-ratio drift ensure accuracy in signal conditioning and voltage division.
• Thermal Stability: ±100ppm/°C temperature coefficient minimizes resistance shifts across operating temperatures.
• Durable Construction: Through-hole design with a seated height of 0.195" (4.95mm) for secure mounting.
• Compliance: Meets EAR99 and HTSUS 8533.21.0050 classifications, suitable for global export.

4309R-101-272 Applications

This resistor network excels in:

• Analog Signal Processing: Precision voltage dividers in sensor interfaces and ADC circuits.
• Industrial Controls: Stable bias networks in PLCs and motor drivers.
• Consumer Electronics: Space-efficient solutions for audio equipment and display panels.
• Test & Measurement: Calibration circuits requiring low drift and high repeatability.

Conclusion of 4309R-101-272

The 4309R-101-272 stands out for its compact design, thermal stability, and precision, making it a superior choice for applications demanding reliable resistance networks. Its bussed configuration simplifies circuit design, while Bourns' quality assurance ensures long-term performance. Ideal for engineers seeking a balance of density, accuracy, and durability in industrial, consumer, and instrumentation systems.