HSC277-7TRF-E

RF Diode Overview

The HSC277-7TRF-E is a silicon epitaxial planar diode manufactured by Renesas Electronics Corporation, designed specifically for UHF/VHF tuner band switching applications. It features a low forward resistance of 0.7 ohms maximum and utilizes an ultra-small Flat Package (UFP) suitable for surface mount design. The component operates within a temperature range of -40°C to +85°C and is housed in a SOD-323 package.

RF Diode Feature Summary

• Ultra-small Flat Package (UFP) suitable for surface mount design
• Low forward resistance of 0.7 ohms maximum
• Designed for UHF/VHF tuner band switching

RF Diode Applications

• UHF/VHF tuner band switching
• Television sets
• Video equipment

RF Diode Procurement Notes

Verify the exact manufacturer part number against official Renesas documentation, as the provided model includes a suffix that may indicate specific packaging or tape-and-reel configuration. Confirm RoHS compliance status and lead-free characteristics directly with authorized distributors or the manufacturer before procurement. Ensure the component meets the required operating temperature range and package dimensions for your specific application.

RF Diode Selection Notes

Select this component when designing UHF/VHF tuners requiring a compact surface-mount band switch diode. Consider its low forward resistance for efficient signal switching. Verify compatibility with your PCB layout constraints due to the small UFP/SOD-323 package size. Ensure the operating voltage and current ratings align with your tuner circuit requirements.

RF Diode Part Context

The HSC277 series belongs to Renesas' lineup of discrete semiconductor devices derived from Hitachi Semiconductor's legacy product portfolio. These diodes are engineered for high reliability in consumer electronics, particularly in broadcast reception systems where space-saving surface mount technology is critical for modern device miniaturization.

RF Diode Replacement Considerations

Check for direct pin-compatible replacements such as the HSU277 or other HSC277 variants with different suffixes if availability is an issue. Ensure any substitute maintains the same UFP package type and electrical characteristics, specifically the 0.7 ohm maximum forward resistance.