CLA4608-085LF

RF Diode Overview

The CLA4608-085LF is a surface-mount silicon PIN limiter diode designed for shunt applications in high-power limiter circuits from 10 MHz to over 6 GHz. It features a low capacitance of 0.65 pF maximum at 38 V and a series resistance of 1.2 Ω maximum at 10 mA. The device supports a reverse voltage of 180 V, a forward current of 1.5 A, and a CW power dissipation of 2 W. Its typical threshold level is +20 dBm, with an insertion loss of 0.2 dB at -10 dBm input.

RF Diode Feature Summary

• Ultra-miniature QFN package with low thermal resistance
• Low junction capacitance and parasitic inductance
• Nominal 7 um I-region width for large signal limiting

RF Diode Applications

• Low-loss, high-power limiters
• Receiver protectors

RF Diode Procurement Notes

Verify the specific datasheet revision number against the manufacturer's official documentation before finalizing procurement. Confirm that the component meets RoHS compliance standards as specified in the Certificate of Conformance. Ensure handling procedures account for ESD sensitivity ratings provided in the absolute maximum ratings table.

RF Diode Selection Notes

Select this component when designing shunt-connected limiter circuits requiring low insertion loss and high power handling capabilities. Evaluate the thermal management requirements based on the junction-to-case thermal resistance value. Consider the operating temperature range and storage limits to ensure reliability under expected environmental conditions.

RF Diode Part Context

This part belongs to Skyworks Solutions' portfolio of surface-mountable PIN diodes engineered for RF applications. It utilizes a 3-pin, 2 x 2 mm QFN package to minimize parasitic effects. The design focuses on providing robust protection for sensitive receiver stages by reflecting high-power signals back to their source.

RF Diode Replacement Considerations

CLA4608-085LF-EK1 is listed as an evaluation board part number, not a direct functional replacement. No other verified substitute part numbers are documented in the provided datasheet.