BZX84W-B9V1F Equivalent & Substitute Parts

Part Overview

The BZX84W-B9V1F is an active Zener diode manufactured by Nexperia USA Inc., designed for voltage regulation and protection applications in surface mount configurations. This component operates at a nominal Zener voltage of 9.1 V with a maximum power dissipation of 275 mW in the SOT-323 package. The part is ROHS3 compliant and carries unlimited moisture sensitivity rating (MSL 1), making it suitable for standard manufacturing environments. Substitute parts are identified when equivalent electrical and mechanical parameters are required for design flexibility, inventory management, or supply chain continuity.

Substiute Parts

BZX84W-B9V1F

Nexperia USA Inc.In Stock: 1318BZX84W-B9V1F Datasheet

Current PartRFQ

BZX84W-B9V1X

Nexperia USA Inc.In Stock: 747BZX84W-B9V1X Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the BZX84W-B9V1F are identified based on strict equivalence across all critical electrical and mechanical parameters. The substitution logic is based on the following criteria:

Electrical Parameters (Must Match Exactly):

• Nominal Zener voltage: 9.1 V
• Voltage tolerance: ±2%
• Maximum power dissipation: 275 mW
• Maximum impedance: 15 Ohms
• Reverse leakage current: 500 nA @ 6 V
• Forward voltage: 900 mV @ 10 mA
• Operating temperature rating: 150°C (TJ)

Mechanical Parameters (Must Match Exactly):

• Package type: SC-70, SOT-323
• Mounting type: Surface Mount
• Supplier device package: SOT-323

Compliance Parameters (Must Match Exactly):

• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level: 1 (Unlimited)
• Product Status: Active

Parts meeting all these criteria are classified as parametric equivalents and direct substitutes.

Parameter Comparison

Engineering Selection Recommendations

The BZX84W-B9V1X is a direct parametric equivalent to the BZX84W-B9V1F. Both components are manufactured by Nexperia USA Inc. and share identical electrical specifications, mechanical packaging, and compliance certifications. Selection between these parts is based on availability and supply chain requirements rather than technical differentiation.

Both parts maintain active product status and carry ROHS3 compliance with MSL 1 rating, confirming suitability for standard surface mount assembly processes. The SOT-323 package ensures compatibility with existing PCB layouts and automated assembly equipment.

Frequently Asked Questions (FAQ)

Q: Can BZX84W-B9V1X replace BZX84W-B9V1F in existing designs?

A: Yes. The BZX84W-B9V1X is a direct parametric equivalent with identical electrical characteristics, voltage rating, power dissipation, impedance, leakage current, and forward voltage specifications. Both components use the same SOT-323 package and mounting type.

Q: Are there any differences in compliance or environmental ratings between these parts?

A: No. Both parts carry identical ROHS3 compliance status and MSL 1 (Unlimited) moisture sensitivity rating. They are functionally equivalent for manufacturing and environmental requirements.

Q: What determines whether a part can substitute for the BZX84W-B9V1F?

A: Substitution requires exact matching across all parameters: 9.1 V nominal Zener voltage, ±2% tolerance, 275 mW maximum power, 15 Ohms maximum impedance, 500 nA reverse leakage current at 6 V, 900 mV forward voltage at 10 mA, 150°C operating temperature, SOT-323 package, surface mount configuration, ROHS3 compliance, and MSL 1 rating.

Q: Are these parts interchangeable at the PCB assembly level?

A: Yes. Both parts use identical SOT-323 packaging and surface mount configuration, ensuring direct compatibility with existing PCB layouts, solder paste stencils, and pick-and-place programming.

Q: What is the difference between the part number suffixes "F" and "X"?

A: The suffixes indicate different packaging or tape reel configurations from the manufacturer. Both parts are electrically and mechanically identical and function as direct substitutes.