1PGSMB5934HR5G

Single Zener Diodes Overview

The 1PGSMB5934HR5G is a surface-mount silicon Zener diode from the 1PGSMB series by Taiwan Semiconductor. It features a DO-214AA (SMB) package and provides a nominal Zener voltage of 24 V with a 5% tolerance. The device supports a maximum DC power dissipation of 3.0 W at 75°C lead temperature, derating above this threshold. Electrical characteristics include a test current of 27 mA, a maximum dynamic impedance of 23 Ω, and a leakage current of 700 μA at 25 V reverse voltage. It operates within a junction temperature range of -55°C to +175°C.

Single Zener Diodes Feature Summary

• Photo glass passivated junction for enhanced reliability
• Built-in strain relief in low profile package
• AEC-Q101 qualified automotive grade construction
• Halogen-free green compound molding

Single Zener Diodes Applications

• Switching mode power supply (SMPS)
• On-board DC/DC converter
• Lighting applications

Single Zener Diodes Procurement Notes

Verify the specific part number against official manufacturer documentation to confirm AEC-Q101 qualification status associated with the 'H' suffix. Ensure compatibility with automated placement equipment due to the SMB surface mount form factor. Confirm halogen-free compliance requirements align with project specifications before procurement.

Single Zener Diodes Selection Notes

Select this component for circuits requiring precise voltage regulation within the SMB footprint. Consider the thermal resistance values when designing PCB copper pad layouts to ensure adequate heat dissipation. Verify that the required Zener voltage falls within the specified operating range and that the package dimensions match the target board layout constraints.

Single Zener Diodes Part Context

This component belongs to the 1PGSMB series of 3W surface mount Zener diodes manufactured by Taiwan Semiconductor. The series covers a wide voltage range from 11V to 200V in the DO-214AA package. The 'H' suffix indicates automotive qualification, while 'G' denotes halogen-free material composition.

Single Zener Diodes Replacement Considerations

Consult official datasheets for cross-reference information. Verify pinout compatibility and thermal performance metrics before substituting with alternative manufacturers' components.