CLA4606-000

RF Diode Overview

The CLA4606-000 is a silicon PIN limiter diode chip designed for high-power and mid-range applications within the Skyworks CLA series. It features a planar construction with an intrinsic region base width of 2.5 μm, providing strong limiting action and low insertion loss across frequencies from 100 MHz to over 30 GHz. The device offers a breakdown voltage range of 45 V to 75 V, a typical junction capacitance of 0.20 pF at 0 V bias, and a maximum series resistance of 2.0 Ω at 10 mA. With a minority carrier lifetime of 10 ns and a thermal resistance of 139 °C/W, it supports peak power handling up to +74 dBm.

RF Diode Feature Summary

• Planar design optimized for high-power and mid-range limiter applications
• Tightly controlled I-layer base width for consistent performance
• Ultra-low spike leakage power characteristics
• Capable of passive receiver protection in commercial and defense radar systems

RF Diode Applications

• LNA receiver protection
• Commercial radar systems
• Defense radar systems

RF Diode Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status via the official Certificate of Conformance. Ensure proper electrostatic discharge (ESD) handling protocols are followed during storage and assembly due to the sensitive nature of bare die components.

RF Diode Selection Notes

Select this part for applications requiring robust high-power handling and tight control of the intrinsic layer base width. Compare against mesa-constructed variants if lower capacitance or faster response times are prioritized over peak power capacity. Verify that the 2.5 μm base width aligns with the specific frequency and power requirements of the intended limiter circuit design.

RF Diode Part Context

This component belongs to the Skyworks CLA series of silicon limiter diodes, which includes eleven individual chip designs. These devices utilize established silicon technology to provide passive receiver protection. The CLA4606-000 specifically serves as a planar design intended for high-power and mid-range applications, complementing other mesa and thick-base mesa options in the family.

RF Diode Replacement Considerations

Direct substitutes include other planar designs within the same series such as the CLA4603-000, CLA4607-000, and CLA4610-000. Selection among these alternatives depends on matching specific breakdown voltage ranges, junction capacitance values, and thermal resistance requirements for the target application.