CLA4605-240

RF Diode Overview

The CLA4605-240 is a silicon PIN diode manufactured by Skyworks Solutions, Inc. It belongs to the CLA series of limiter diodes designed for high-power applications. The component features a hermetic sealed package with two terminals. Key electrical parameters include a breakdown voltage of 45V and a nominal junction capacitance of 0.2 pF. The maximum forward resistance is specified at 2 ohms when tested at 10 mA and 500 MHz. The device operates within the Ka band frequency range. Thermal performance is characterized by a thermal resistance from junction to case (Theta jc) of 150 C/W.

RF Diode Feature Summary

• Designed as a shunt-connected PIN diode for large signal limiter applications
• Utilizes an established Skyworks limiter diode process for reliability
• Features low insertion loss and tight control of I-layer base width

RF Diode Applications

• Low loss, high power limiters
• Receiver protection circuits
• Commercial and defense radar systems

RF Diode Procurement Notes

Verify current availability status as the component lifecycle is listed as obsolete or restricted supply. Confirm package integrity and RoHS compliance through official datasheets before integration. Check for recent Product Change Notifications regarding business transfers that may affect manufacturing origin or specifications.

RF Diode Selection Notes

Select this component for Ka-band applications requiring hermetic sealing and high power handling. Compare thermal resistance values against system dissipation requirements. Ensure the 45V breakdown voltage meets circuit protection needs. Verify compatibility with existing board layouts due to specific package dimensions.

RF Diode Part Context

This part is part of the Skyworks CLA series, which includes various silicon limiter diodes such as the CLA4601, CLA4603, and CLA4606. These devices share similar design philosophies focusing on low capacitance and high power handling. The CLA4605-240 specifically targets mid-range cleanup designs within this family.

RF Diode Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Consider evaluating other members of the CLA series, such as the CLA4603-240 or CLA4601-240, if their specific thermal or voltage parameters align with the design requirements.