


Bourns, Inc.
CAY16-3903F4LF
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CAY16-3903F4LF Description
CAY16-3903F4LF Description
The CAY16-3903F4LF from Bourns Inc. is a high-performance 4-resistor network designed for precision surface-mount applications. Housed in a compact 1206 (3216 Metric) convex package with long-side terminals, this isolated resistor array offers a 390kΩ resistance per element with a tight ±1% tolerance and a ±200ppm/°C temperature coefficient. Its 62.5mW power rating per element and ROHS3 compliance ensure reliability in demanding environments. The device is packaged in Tape & Reel (TR) for automated assembly, featuring an MSL 1 (Unlimited) moisture sensitivity level, making it ideal for high-volume production.
CAY16-3903F4LF Features
- Precision Resistance: 390kΩ ±1% tolerance ensures consistent performance in signal conditioning and voltage division.
- Compact Design: 0.126" x 0.063" (3.20mm x 1.60mm) footprint with a low 0.024" (0.60mm) profile saves PCB space.
- High Reliability: Convex long-side terminals enhance solder joint integrity, while REACH unaffected and ROHS3 compliant materials meet environmental standards.
- Automation-Friendly: Supplied in Tape & Reel (TR) for efficient pick-and-place assembly.
- Wide Operating Range: ±200ppm/°C temperature coefficient and 62.5mW power handling suit industrial and automotive applications.
CAY16-3903F4LF Applications
- Signal Conditioning: Precision resistor networks for op-amp feedback and sensor interfaces.
- Voltage Division: Used in ADC/DAC reference circuits and power supply monitoring.
- Industrial Electronics: Robust performance in PLCs, motor controls, and instrumentation.
- Automotive Systems: Stable operation in infotainment, ECU, and lighting circuits.
- Consumer Electronics: Space-constrained designs like wearables and IoT devices benefit from its compact form.
Conclusion of CAY16-3903F4LF
The CAY16-3903F4LF stands out for its precision, compactness, and reliability, making it a superior choice for applications demanding tight tolerance and stable performance. Its automation-friendly packaging and industrial-grade robustness cater to modern electronics manufacturing, while its isolated circuit design minimizes crosstalk. Ideal for high-density PCBs and harsh environments, this resistor network is a versatile solution for designers prioritizing efficiency and durability.



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