SK39AHR3G

Single Diodes Overview

The SK39AHR3G is a single Schottky rectifier manufactured by Taiwan Semiconductor Corporation. It features a 90 V repetitive reverse voltage rating and a 3 A average forward current capability. The device utilizes Silicon technology and is housed in the DO-214AC (SMA) surface-mount package. Key electrical specifications include a maximum forward voltage of 850 mV at rated current. This component is designed for high-efficiency power conversion applications requiring low forward voltage drop and fast switching characteristics.

Single Diodes Feature Summary

• Schottky barrier construction for low forward voltage and high efficiency
• Surface-mount DO-214AC plastic package for automated assembly
• Single diode configuration with high surge current capability

Single Diodes Applications

• DC-DC converters
• Power supply freewheeling diodes
• Reverse polarity protection circuits

Single Diodes Procurement Notes

Verify the specific ordering suffix 'HR3G' to confirm tape-and-reel packaging and RoHS compliance status as defined by the manufacturer. Ensure the procurement channel provides official datasheets matching the DO-214AC package dimensions. Cross-reference the part number with Taiwan Semiconductor's official distribution list to avoid counterfeit components. Confirm that the received units match the specified 90V/3A ratings before integration into production lines.

Single Diodes Selection Notes

Select this component when a low-profile surface-mount Schottky rectifier is required for 90V applications. The DO-214AC package suits space-constrained PCB designs. Consider the 850 mV forward voltage drop for thermal management calculations. Ensure the operating junction temperature range aligns with the system's environmental requirements. Verify that the 3A current rating meets the peak load demands of the target circuit design.

Single Diodes Part Context

This part belongs to the SK series of Schottky rectifiers from Taiwan Semiconductor. The series offers various voltage and current combinations in standard surface-mount packages. The SK39AHR3G specifically targets general-purpose rectification needs where efficiency and size are critical factors compared to standard PN junction diodes.

Single Diodes Replacement Considerations

Direct replacements must match the 90V VRRM, 3A IF, and DO-214AC package. Check equivalent parts from other manufacturers for compatible forward voltage and reverse leakage characteristics. Verify pinout compatibility and thermal performance similarities before substitution.