PLZ36A-HG3_A/H Equivalent & Substitute Parts

Part Overview

The PLZ36A-HG3_A/H is a Zener diode manufactured by Vishay General Semiconductor - Diodes Division, rated for 36 V nominal Zener voltage with 500 mW power dissipation. This surface mount component is packaged in DO-219AC (microSMF) format and supplied in Tape & Reel configuration. The part is Active in product status and carries automotive-grade qualification under AEC-Q101 standard. Substitute parts are identified when equivalent electrical parameters and mechanical specifications are maintained across the PLZ36 series, enabling direct replacement in circuit designs without performance degradation.

Key Parameters

Parameter	Value	Unit
Voltage - Zener (Nom)	36	V
Tolerance	±3%	—
Power - Max	500	mW
Impedance (Max)	75	Ohms
Current - Reverse Leakage @ Vr	200	nA @ 27 V
Voltage - Forward (Vf) (Max) @ If	900	mV @ 10 mA
Operating Temperature	150	°C
Package / Case	DO-219AC	—
Mounting Type	Surface Mount	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitute parts for the PLZ36A-HG3_A/H are identified based on strict equivalence of the following electrical and mechanical parameters:

Critical Substitution Parameters:

Voltage - Zener (Nom): 36 V
Tolerance: ±3%
Power - Max: 500 mW
Impedance (Max): 75 Ohms
Current - Reverse Leakage @ Vr: 200 nA @ 27 V
Voltage - Forward (Vf) (Max) @ If: 900 mV @ 10 mA
Operating Temperature: 150°C
Package / Case: DO-219AC
Mounting Type: Surface Mount
RoHS Status: ROHS3 Compliant
Moisture Sensitivity Level: 1 (Unlimited)

All substitute parts maintain identical electrical performance specifications and are manufactured within the same PLZ36 base product family. Packaging format variations (Tape & Reel versus Cut Tape) do not affect electrical equivalence and are noted for procurement purposes only.

Parameter Comparison

Part Number	Vz (Nom)	Tolerance	Power (Max)	Zzt (Max)	Ir @ Vr	Vf (Max) @ If	T (Op)	Package	Mounting	Packaging Format	Inventory (Pcs)
PLZ36A-HG3_A/H	36 V	±3%	500 mW	75 Ω	200 nA @ 27 V	900 mV @ 10 mA	150°C	DO-219AC	Surface Mount	Tape & Reel	947
PLZ36A-G3/H	36 V	±3%	500 mW	75 Ω	200 nA @ 27 V	900 mV @ 10 mA	150°C	DO-219AC	Surface Mount	Tape & Reel	1104
PLZ36B-G3/H	36 V	±3%	500 mW	75 Ω	200 nA @ 27 V	900 mV @ 10 mA	150°C	DO-219AC	Surface Mount	Tape & Reel	948
PLZ36B-HG3_A/H	36 V	±3%	500 mW	75 Ω	200 nA @ 27 V	900 mV @ 10 mA	150°C	DO-219AC	Surface Mount	Tape & Reel	1059
PLZ36C-HG3_A/H	36 V	±3%	500 mW	75 Ω	200 nA @ 27 V	900 mV @ 10 mA	150°C	DO-219AC	Surface Mount	Tape & Reel	692
PLZ36D-G3/H	36 V	±3%	500 mW	75 Ω	200 nA @ 27 V	900 mV @ 10 mA	150°C	DO-219AC	Surface Mount	Tape & Reel	25725
PLZ36D-HG3_A/H	36 V	±3%	500 mW	75 Ω	200 nA @ 27 V	900 mV @ 10 mA	150°C	DO-219AC	Surface Mount	Cut Tape	23472

Engineering Selection Recommendations

All listed substitute parts maintain full electrical and mechanical equivalence to the PLZ36A-HG3_A/H. Selection among these alternatives is based on the following factors:

Product Status: All substitute parts are Active in product status, ensuring continued availability and manufacturing support.

Compliance & Certifications: Parts designated with the HG3_A/H suffix (PLZ36A-HG3_A/H, PLZ36B-HG3_A/H, PLZ36C-HG3_A/H, PLZ36D-HG3_A/H) carry automotive-grade qualification under AEC-Q101 standard. These parts are suitable for applications requiring automotive-level reliability and traceability. Parts without this designation (PLZ36A-G3/H, PLZ36B-G3/H, PLZ36D-G3/H) meet standard industrial compliance requirements.

Regulatory Compliance: All parts are ROHS3 Compliant, REACH Unaffected, and carry MSL 1 (Unlimited) moisture sensitivity rating, indicating no special storage or handling requirements.

Packaging Format: Tape & Reel format is standard for automated assembly operations. Cut Tape format (PLZ36D-HG3_A/H) is available for applications requiring manual or lower-volume placement. Electrical performance is identical regardless of packaging format.

Inventory Availability: PLZ36D-G3/H and PLZ36D-HG3_A/H offer the highest inventory levels (25,725 and 23,472 units respectively), providing supply chain flexibility for high-volume production requirements.

Frequently Asked Questions (FAQ)

Q: Can PLZ36A-HG3_A/H be replaced with PLZ36D-G3/H?

A: Yes. Both parts share identical electrical specifications: 36 V nominal Zener voltage, ±3% tolerance, 500 mW power rating, 75 Ohms maximum impedance, and DO-219AC surface mount packaging. The primary difference is that PLZ36D-G3/H does not carry automotive-grade AEC-Q101 qualification. Selection depends on application requirements for automotive compliance.

Q: What is the difference between Tape & Reel and Cut Tape packaging?

A: Both packaging formats contain electrically identical components. Tape & Reel format is optimized for automated pick-and-place assembly with continuous reel feeding. Cut Tape format provides individual component strips suitable for manual assembly or lower-volume production. Electrical performance and reliability are equivalent.

Q: Are all substitute parts RoHS compliant?

A: Yes. All listed substitute parts are ROHS3 Compliant and REACH Unaffected, meeting current environmental and regulatory standards for electronic component manufacturing and use.

Q: Which substitute part has the highest inventory availability?

A: PLZ36D-G3/H maintains the highest inventory level at 25,725 units. PLZ36D-HG3_A/H (automotive-qualified variant) is available with 23,472 units in stock.

Q: Can I use a non-automotive-qualified part (G3/H suffix) in an automotive application?

A: Substitution depends on application-specific requirements. Parts with HG3_A/H suffix carry AEC-Q101 automotive qualification. Parts with G3/H suffix meet standard industrial compliance. Automotive applications requiring traceability and qualification documentation should specify HG3_A/H variants.

Q: Are the electrical parameters identical across all substitute parts?

A: Yes. All substitute parts maintain identical electrical specifications: 36 V Zener voltage, ±3% tolerance, 500 mW power dissipation, 75 Ohms maximum impedance, 200 nA reverse leakage current at 27 V, and 900 mV maximum forward voltage at 10 mA. Operating temperature is 150°C for all variants.

Q: What is the moisture sensitivity level for these parts?

A: All parts carry MSL 1 (Unlimited) rating, indicating no moisture sensitivity restrictions. Standard storage conditions without desiccant or controlled humidity environments are acceptable.

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