MAZ32700ML Equivalent & Substitute Parts

Part Overview

The MAZ32700ML is a Zener diode manufactured by Panasonic Electronic Components, rated at 27 V nominal voltage with 200 mW maximum power dissipation. This component is classified as obsolete, necessitating identification of active equivalent parts for ongoing design requirements and production continuity. Substitute parts must maintain electrical compatibility across critical parameters including zener voltage, power rating, and package configuration to ensure functional equivalence in circuit applications.

Substiute Parts

MAZ32700ML

Panasonic Electronic ComponentsIn Stock: 2330MAZ32700ML Datasheet

Current PartRFQ

BZX84-A27,215

Nexperia USA Inc.In Stock: 9245BZX84-A27,215 Datasheet

SimilarRFQ

BZX84B27LT1G

Fairchild SemiconductorIn Stock: 60919BZX84B27LT1G Datasheet

SimilarRFQ

BZX84C27LT1G

onsemiIn Stock: 212375BZX84C27LT1G Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the MAZ32700ML is determined by strict equivalence across the following critical parameters:

Zener Voltage (Vz): All substitute parts maintain the 27 V nominal specification, ensuring voltage regulation performance remains unchanged.

Package Configuration: All substitute parts utilize the TO-236-3 / SC-59 / SOT-23-3 surface mount package, providing mechanical and electrical compatibility with existing PCB layouts.

Impedance (Zzt): All substitute parts specify 80 Ohms maximum impedance, maintaining dynamic impedance characteristics.

Reverse Leakage Current: All substitute parts specify 50 nA maximum reverse leakage current at comparable reverse voltage conditions, ensuring leakage performance equivalence.

Forward Voltage (Vf): All substitute parts specify 900 mV maximum forward voltage at 10 mA, maintaining forward conduction characteristics.

Moisture Sensitivity Level: All substitute parts are classified as MSL 1 (Unlimited), matching the original component's moisture handling requirements.

Substitute parts exceed the original 200 mW power rating (250 mW or 225 mW), providing enhanced thermal margin without altering circuit function. Tolerance variations (±1%, ±2%, ±7%) remain within acceptable design ranges for zener voltage regulation applications.

Parameter Comparison

Engineering Selection Recommendations

BZX84-A27,215 (Nexperia USA Inc.) is suitable for applications requiring the tightest zener voltage tolerance specification (±1%). This part carries AEC-Q101 automotive qualification and ROHS3 compliance, making it appropriate for automotive and regulated industrial applications. The 250 mW power rating provides thermal margin above the original 200 mW specification.

BZX84B27LT1G (Fairchild Semiconductor) offers a balanced tolerance specification (±2%) with 250 mW power rating. This part is active and maintains full electrical equivalence to the MAZ32700ML across all critical parameters. High inventory availability (60,897 pcs) supports production continuity.

BZX84C27LT1G (onsemi) matches the original tolerance specification (±7%) and provides 225 mW power rating. This part is active with ROHS3 compliance and REACH unaffected status. Highest inventory availability (212,300 pcs) ensures supply chain reliability. The BZX84CxxxLT1G series designation indicates standardized product lineage.

All three substitute parts are active products with established supply chains, eliminating obsolescence risk associated with the MAZ32700ML. Selection among substitutes depends on tolerance requirements, compliance certifications, and supply chain preferences rather than electrical performance differences.

Frequently Asked Questions (FAQ)

Q: Can BZX84-A27,215, BZX84B27LT1G, and BZX84C27LT1G be used interchangeably with MAZ32700ML?

A: Yes. All three parts maintain identical zener voltage (27 V), impedance (80 Ohms), reverse leakage current (50 nA), and forward voltage (900 mV @ 10 mA) specifications. Package configuration (TO-236-3 / SOT-23-3) is identical, enabling direct PCB substitution. Power ratings exceed the original 200 mW specification, providing enhanced thermal performance.

Q: What is the significance of tolerance differences (±1%, ±2%, ±7%)?

A: Tolerance specifications define the acceptable deviation range from the 27 V nominal zener voltage. BZX84-A27,215 (±1%) provides the tightest voltage regulation, BZX84B27LT1G (±2%) offers intermediate precision, and BZX84C27LT1G (±7%) matches the original MAZ32700ML tolerance. Selection depends on circuit voltage regulation requirements. Tighter tolerances are beneficial for precision voltage reference applications.

Q: Are there compliance or qualification differences among the substitute parts?

A: BZX84-A27,215 carries AEC-Q101 automotive qualification, making it suitable for automotive applications. BZX84C27LT1G and BZX84-A27,215 both carry ROHS3 compliance certification. All three parts are MSL 1 (Unlimited) moisture sensitivity rated. Selection should align with application compliance requirements.

Q: Does the increased power rating (250 mW or 225 mW vs. 200 mW) affect circuit operation?

A: No. Higher power ratings indicate enhanced thermal capability without altering electrical characteristics. The zener voltage, impedance, and leakage current remain equivalent. Increased power rating provides design margin and improved reliability under thermal stress.

Q: What packaging formats are available for the substitute parts?

A: BZX84-A27,215 is supplied in Tape & Reel (TR) format. BZX84B27LT1G is supplied in Bulk format. BZX84C27LT1G is supplied in Cut Tape (CT) & Digi-Reel® format. All parts use identical TO-236-3 / SOT-23-3 surface mount package configuration. Packaging format selection depends on production volume and assembly process requirements.

Q: Which substitute part offers the best supply chain availability?

A: BZX84C27LT1G (onsemi) provides the highest inventory availability at 212,300 pcs. BZX84B27LT1G (Fairchild) offers 60,897 pcs. BZX84-A27,215 (Nexperia) provides 9,204 pcs. All three parts are active products with established distribution channels, ensuring production continuity.