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Equivalent & Substitute Parts Reference for ZMY11-GS18
Part Overview
ZMY11-GS18 is an automotive-grade Zener diode featuring an 11 V nominal Zener voltage, 1 W maximum power rating, and surface mount DO-213AB package. The product is AEC-Q101 qualified and currently active in inventory. Alternative models are necessary for scenarios such as supply constraints, packaging format requirements, or to ensure continuous manufacturing through direct and parametric replacements with identical or near-identical electrical, mechanical, and compliance specifications.
Substiute Parts
Key Parameters
| Manufacturer Part Number | Voltage - Zener (Nom) (Vz) | Tolerance | Power - Max | Impedance (Max) (Zzt) | Current - Reverse Leakage @ Vr | Operating Temperature | Grade | Qualification | Mounting Type | Package / Case | Supplier Device Package | RoHS Status | MSL | REACH Status | Product Status |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ZMY11-GS18 | 11 V | ±5% | 1 W | 7 Ohms | 500 nA @ 8.5 V | 175°C | Automotive | AEC-Q101 | Surface Mount | DO-213AB, MELF (Glass) | DO-213AB | ROHS3 Compliant | 1 (Unlimited) | REACH Unaffected | Active |
Substitute Part Grouping Explanation
Substitution for ZMY11-GS18 is based strictly on the following key parameters: Zener voltage (11 V), tolerance (±5%), maximum power (1 W), package type (DO-213AB, MELF), automotive qualification (AEC-Q101), RoHS and REACH compliance, and product status as active. Substitute parts either match exactly or align within these parameter limits with permitted variations, ensuring form, fit, and function retention for use in equivalent circuit or system environments.
Parameter Comparison
| Manufacturer Part Number | Voltage - Zener (Nom) (Vz) | Tolerance | Power - Max | Impedance (Max) (Zzt) | Current - Reverse Leakage @ Vr | Operating Temperature | Grade | Qualification | Mounting Type | Package / Case | Supplier Device Package | RoHS Status | MSL | REACH Status | Product Status |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ZMY11-GS18 | 11 V | ±5% | 1 W | 7 Ohms | 500 nA @ 8.5 V | 175°C | Automotive | AEC-Q101 | Surface Mount | DO-213AB, MELF (Glass) | DO-213AB | ROHS3 Compliant | 1 (Unlimited) | REACH Unaffected | Active |
| ZM4741A-GS08 | 11 V | ±5% | 1 W | 8 Ohms | 5 µA @ 8.4 V | 175°C | Automotive | AEC-Q101 | Surface Mount | DO-213AB, MELF (Glass) | DO-213AB | ROHS3 Compliant | 1 (Unlimited) | REACH Unaffected | Active |
| ZMY11-GS08 | 11 V | ±5% | 1 W | 7 Ohms | 500 nA @ 8.5 V | 175°C | Automotive | AEC-Q101 | Surface Mount | DO-213AB, MELF (Glass) | DO-213AB | ROHS3 Compliant | 1 (Unlimited) | REACH Unaffected | Active |
Engineering Selection Recommendations
All substitute part numbers listed (ZM4741A-GS08 and ZMY11-GS08) are active, ROHS3 compliant, REACH unaffected, automotive grade, and AEC-Q101 qualified. They share identical mounting and package specifications with the main part, ZMY11-GS18. Inventory status indicates immediate availability. Selection can be based on product status and compliance requirements without further technical filtering.
Frequently Asked Questions (FAQ)
Q1: What are the substitution criteria for ZMY11-GS18 in the Zener diode category?
A1: Substitute selection is determined by identical or matching Zener voltage, tolerance, maximum power rating, mounting type, package format, automotive grade, qualification, RoHS and REACH status, and active product status.
Q2: Are ZMY11-GS08 and ZM4741A-GS08 compatible with the same SMT (surface mount technology) processes as ZMY11-GS18?
A2: Yes. All listed parts share the DO-213AB, MELF glass surface mount package and support equivalent SMT placement processes.
Q3: How do reverse leakage current specifications affect substitution in operational circuits?
A3: All substitute parts exhibit low reverse leakage current at comparable test voltages. Selections should reference only the explicitly provided reverse leakage parameters.
Q4: Is AEC-Q101 qualification mandatory for automotive applications?
A4: AEC-Q101 qualification is present for ZMY11-GS18 and all substitutes as specified, supporting use in automotive-grade designs.
Q5: How should RoHS and REACH compliance affect component selection?
A5: ROHS3 and REACH compliance is specified for all part numbers and must match mandated regulatory requirements in application environments.
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