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VB20150S-M3/8W Equivalent & Substitute Parts Reference
Part Overview
The VB20150S-M3/8W is a Schottky rectifier diode manufactured by Vishay General Semiconductor - Diodes Division, categorized under Diodes, Rectifiers. It features a 150 V maximum reverse DC voltage, 20A average rectified current, and surface-mount TO-263AB package. The product status is active, and it meets current ROHS3 and REACH compliance. Identifying equivalent or substitute models is necessary for supply chain flexibility and sustained manufacturing where inventory levels or part sourcing require alternatives.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | VB20150S-M3/8W |
| Manufacturer | Vishay General Semiconductor - Diodes Division |
| Category | Diodes, Rectifiers |
| Technology | Schottky |
| Voltage - DC Reverse (Vr) (Max) | 150 V |
| Current - Average Rectified (Io) | 20A |
| Voltage - Forward (Vf) (Max) @ If | 1.43 V @ 20 A |
| Speed | Fast Recovery =< 500ns, > 200mA (Io) |
| Current - Reverse Leakage @ Vr | 250 µA @ 150 V |
| Mounting Type | Surface Mount |
| Package / Case | TO-263-3, D2PAK (2 Leads + Tab), TO-263AB |
| Supplier Device Package | TO-263AB (D2PAK) |
| Operating Temperature - Junction | -55°C ~ 150°C |
| Product Status | Active |
| RoHS Status | ROHS3 Compliant |
| REACH Status | REACH Unaffected |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitute parts for the VB20150S-M3/8W are identified strictly by matching key electrical and mechanical parameters within the Diodes, Rectifiers category. Substitution logic adheres to the following criteria: technology type (Schottky), maximum DC reverse voltage (150 V), average rectified current (20A), forward voltage (1.43 V @ 20 A), reverse leakage current (250 µA @ 150 V), fast recovery speed, identical surface mount package (TO-263AB D2PAK), and compliance statuses (ROHS3, REACH, MSL 1). Only those parts meeting all parameters precisely are included as substitutes.
Parameter Comparison
| Parameter | VB20150S-M3/8W | VB20150S-E3/8W |
|---|---|---|
| Manufacturer Part Number | VB20150S-M3/8W | VB20150S-E3/8W |
| Manufacturer | Vishay General Semiconductor - Diodes Division | Vishay General Semiconductor - Diodes Division |
| Category | Diodes, Rectifiers | Diodes, Rectifiers |
| Technology | Schottky | Schottky |
| Voltage - DC Reverse (Vr) (Max) | 150 V | 150 V |
| Current - Average Rectified (Io) | 20A | 20A |
| Voltage - Forward (Vf) (Max) @ If | 1.43 V @ 20 A | 1.43 V @ 20 A |
| Speed | Fast Recovery =< 500ns, > 200mA (Io) | Fast Recovery =< 500ns, > 200mA (Io) |
| Current - Reverse Leakage @ Vr | 250 µA @ 150 V | 250 µA @ 150 V |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | TO-263-3, D2PAK (2 Leads + Tab), TO-263AB | TO-263-3, D2PAK (2 Leads + Tab), TO-263AB |
| Supplier Device Package | TO-263AB (D2PAK) | TO-263AB (D2PAK) |
| Operating Temperature - Junction | -55°C ~ 150°C | -55°C ~ 150°C |
| Product Status | Active | Active |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| REACH Status | REACH Unaffected | REACH Unaffected |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) |
Engineering Selection Recommendations
Both VB20150S-M3/8W and VB20150S-E3/8W exhibit active product status, full ROHS3 compliance, REACH unaffected declarations, and Moisture Sensitivity Level 1 rating. These attributes confirm qualification for direct substitution within certified manufacturing environments. All category and package-specific compliance data are met.
Frequently Asked Questions (FAQ)
Q1: What are the required parameters when selecting a substitute Schottky rectifier diode in the TO-263AB package?
A1: Required parameters include technology type (Schottky), maximum DC reverse voltage, average rectified current, forward voltage rating, reverse leakage current, recovery speed, mounting type, package/case, compliance status (ROHS3, REACH), and Moisture Sensitivity Level.
Q2: Are VB20150S-M3/8W and VB20150S-E3/8W compatible for direct substitution in existing designs?
A2: Both parts share identical electrical, mechanical, and compliance parameters within the Diodes, Rectifiers category, enabling direct substitution in surface-mount TO-263AB (D2PAK) applications.
Q3: What package considerations are necessary for substituting within the TO-263AB family?
A3: It is necessary to match the package mechanical specifications, including TO-263-3, D2PAK (2 Leads + Tab), and TO-263AB outline, to ensure compatibility with automated assembly and board layouts.
Q4: What are the critical compliance statuses for substitutes in regulated environments?
A4: Key compliance statuses are ROHS3 compliance, REACH unaffected status, and Moisture Sensitivity Level 1, which must match across substituted parts for regulated and certified applications.
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