BZX84W-B13F Equivalent & Substitute Parts

Part Overview

The BZX84W-B13F is an active Zener diode manufactured by Nexperia USA Inc., designed for surface mount applications in the SOT-323 package. This component functions as a voltage regulation and protection element, providing 13 V nominal Zener voltage with 275 mW maximum power dissipation. The part is ROHS3 compliant and carries unlimited moisture sensitivity rating (MSL 1), making it suitable for standard manufacturing environments without special handling requirements. Substitute parts are identified when equivalent electrical and mechanical specifications are required due to inventory constraints, supply chain considerations, or design flexibility needs.

Substiute Parts

BZX84W-B13F

Nexperia USA Inc.In Stock: 1011BZX84W-B13F Datasheet

Current PartRFQ

BZX84W-B13X

Nexperia USA Inc.In Stock: 957BZX84W-B13X Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the BZX84W-B13F is determined by strict equivalence across all critical electrical and mechanical parameters. The following parameters establish the substitution criteria:

Electrical Parameters:

• Voltage - Zener (Nom): 13 V
• Tolerance: ±2%
• Power - Max: 275 mW
• Impedance (Max): 30 Ohms
• Current - Reverse Leakage @ Vr: 100 nA @ 8 V
• Voltage - Forward (Vf) (Max) @ If: 900 mV @ 10 mA
• Operating Temperature: 150°C (TJ)

Mechanical Parameters:

• Package / Case: SC-70, SOT-323
• Mounting Type: Surface Mount
• Supplier Device Package: SOT-323

Compliance Parameters:

• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level: 1 (Unlimited)
• REACH Status: REACH Unaffected

Parts meeting all specified parameters within the stated tolerances are classified as direct substitutes. The BZX84W series designation indicates the product family, while the B13 designation specifies the 13 V Zener voltage rating.

Parameter Comparison

Engineering Selection Recommendations

The BZX84W-B13X is a direct parametric equivalent to the BZX84W-B13F. Both parts are manufactured by Nexperia USA Inc., share identical electrical specifications, and are housed in the same SOT-323 surface mount package. Both components maintain active product status and carry equivalent compliance certifications including ROHS3 compliance and REACH unaffected status.

Selection between BZX84W-B13F and BZX84W-B13X is based on availability and supply chain requirements. The BZX84W-B13F currently maintains 964 pieces in stock, while the BZX84W-B13X maintains 879 pieces in stock. Both parts are supplied in Tape & Reel packaging and are suitable for automated assembly processes.

No electrical or mechanical redesign is required when substituting between these parts. PCB layout, thermal management, and circuit design parameters remain unchanged.

Frequently Asked Questions (FAQ)

Q: Can BZX84W-B13X be used as a direct replacement for BZX84W-B13F?

A: Yes. Both parts are parametrically equivalent across all electrical and mechanical specifications. They share identical Zener voltage (13 V), power rating (275 mW), impedance (30 Ohms), and package configuration (SOT-323). No circuit modifications are required.

Q: Are there package compatibility differences between these parts?

A: No. Both BZX84W-B13F and BZX84W-B13X use the SC-70, SOT-323 surface mount package. PCB footprints, solder pad configurations, and assembly processes are identical.

Q: What is the significance of the suffix letters (F vs. X) in the part numbers?

A: The suffix letters indicate different packaging or tape reel configurations within the same electrical specification. Both parts meet the same electrical and mechanical requirements for the 13 V, 275 mW Zener diode specification.

Q: Are both parts RoHS compliant?

A: Yes. Both BZX84W-B13F and BZX84W-B13X are ROHS3 compliant and carry MSL 1 (Unlimited) moisture sensitivity rating, requiring no special storage or handling procedures.

Q: What is the maximum operating temperature for these parts?

A: Both parts are rated for 150°C junction temperature (TJ), establishing the thermal design limit for circuit applications.

Q: Can these parts be used interchangeably in existing designs?

A: Yes. The electrical performance, thermal characteristics, and physical package dimensions are identical. Existing designs require no modification for component substitution.