PDZ6.8B-QF Equivalent & Substitute Parts

Part Overview

The PDZ6.8B-QF is a surface mount Zener diode manufactured by Nexperia USA Inc., designed for voltage regulation and protection applications. This component operates at a nominal Zener voltage of 6.8 V with a maximum power dissipation of 400 mW in a compact SOD-323 package. The device is classified as Active product status and carries automotive-grade qualification under AEC-Q101 standards. Substitute parts are identified when equivalent electrical characteristics, mechanical compatibility, and regulatory compliance align with the original specification, enabling direct replacement in circuit designs without functional degradation.

Substiute Parts

PDZ6.8B-QF

Nexperia USA Inc.In Stock: 887PDZ6.8B-QF Datasheet

Current PartRFQ

PDZ6.8B,115

Nexperia USA Inc.In Stock: 18241PDZ6.8B,115 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the PDZ6.8B-QF are identified based on strict electrical and mechanical parameter matching. The following criteria determine substitution eligibility:

Critical Matching Parameters:

• Nominal Zener voltage: 6.8 V
• Voltage tolerance: ±2%
• Maximum power dissipation: 400 mW
• Package type: SOD-323 (SC-76)
• Mounting configuration: Surface Mount
• Impedance (Max): 40 Ohms
• Reverse leakage current: 500 nA @ 3.5 V
• Forward voltage: 1.1 V @ 100 mA
• Operating temperature rating: 150°C (TJ)
• Regulatory compliance: ROHS3 Compliant, REACH Unaffected

Parts meeting all specified parameters are classified as parametric equivalents and direct substitutes. No deviations from these parameters are permitted for substitution classification.

Parameter Comparison

Engineering Selection Recommendations

The PDZ6.8B,115 is a direct parametric equivalent to the PDZ6.8B-QF. Both components are manufactured by Nexperia USA Inc. and share identical electrical specifications, mechanical packaging, and regulatory compliance certifications. Selection between these parts is based on availability and supply chain considerations rather than technical performance differences.

Both parts maintain Active product status, ensuring continued manufacturing support and supply availability. Both components satisfy ROHS3 compliance and REACH regulatory requirements, making them suitable for applications requiring environmental and hazardous substance restrictions.

The SOD-323 package format and surface mount configuration are identical across both parts, ensuring mechanical compatibility with existing PCB layouts and assembly processes. Operating temperature ratings, impedance characteristics, and leakage current specifications are equivalent, supporting direct substitution in voltage regulation and protection circuits operating within the specified 6.8 V nominal range.

Frequently Asked Questions (FAQ)

Q: Can PDZ6.8B,115 replace PDZ6.8B-QF in existing designs?

A: Yes. The PDZ6.8B,115 is a direct parametric equivalent with identical electrical characteristics, package type, and regulatory compliance. No circuit modifications are required.

Q: Are there differences in the SOD-323 package between these parts?

A: No. Both parts use the SC-76, SOD-323 package format with identical mechanical dimensions and pin configurations, ensuring compatibility with existing PCB footprints.

Q: Do both parts meet automotive qualification standards?

A: The PDZ6.8B-QF carries AEC-Q101 automotive qualification. The PDZ6.8B,115 specification does not explicitly list AEC-Q101 qualification in the provided data. Verification of automotive qualification status for the PDZ6.8B,115 is required for applications with automotive-specific requirements.

Q: What is the difference between PDZ6.8B-QF and PDZ6.8B,115 part numbering?

A: The PDZ6.8B-QF and PDZ6.8B,115 represent different packaging or distribution configurations from the same manufacturer. The base product number PDZ6.8 is common to both variants. The suffix designations indicate packaging or tape reel specifications.

Q: Are moisture sensitivity levels identical?

A: Yes. Both parts carry Moisture Sensitivity Level 1 (Unlimited), indicating no moisture-related handling restrictions during storage or assembly.

Q: Can these parts be used interchangeably in high-temperature applications?

A: Yes. Both parts support operating temperatures up to 150°C (TJ), enabling use in applications requiring elevated temperature operation within this range.

Q: What regulatory certifications apply to both parts?

A: Both parts are ROHS3 Compliant and REACH Unaffected, meeting environmental and hazardous substance restrictions applicable to electronic components in regulated markets.