SMZJ3805BHM3/I

Single Zener Diodes Overview

The SMZJ3805BHM3/I is a surface mount power voltage-regulating diode manufactured by Vishay General Semiconductor. It features a nominal Zener voltage of 47 V with a tolerance range of 44.7 V to 49.4 V, tested at a current of 8.0 mA. The device dissipates up to 1500 mW and exhibits a maximum Zener impedance of 67 Ω and a reverse leakage current of 5.0 μA at 35.8 V. It operates within a temperature range of -55 °C to +150 °C and utilizes the SMB (DO-214AA) package.

Single Zener Diodes Feature Summary

• Glass passivated chip junction for enhanced reliability
• Low profile package suitable for automated placement
• Halogen-free, RoHS-compliant construction
• AEC-Q101 qualified for automotive applications

Single Zener Diodes Applications

• General purpose regulation
• Industrial circuit protection
• Voltage reference applications

Single Zener Diodes Procurement Notes

Verify that the ordering suffix /I corresponds to the 13-inch diameter plastic tape and reel delivery mode. Confirm the HM3 designation indicates halogen-free compliance and AEC-Q101 qualification status. Ensure the base part number matches the specific Zener voltage requirements before procurement.

Single Zener Diodes Selection Notes

Select this component when a 47 V regulation point is required in an SMB footprint. Consider the low Zener impedance and high thermal stability for precision applications. Verify that the 1500 mW power dissipation rating meets the thermal design constraints of the target circuit environment.

Single Zener Diodes Part Context

This component belongs to the SMZJ series of surface mount power voltage-regulating diodes. The series covers a wide Zener voltage range from 9.1 V to 68 V. The SMZJ3805B variant specifically targets the 47 V segment within this lineup, offering standardized electrical characteristics for industrial use.

Single Zener Diodes Replacement Considerations

SMZJ3805BHE3_B/I