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V12PM12HM3_A/I Equivalent & Substitute Parts
Part Overview
The V12PM12HM3_A/I is a Schottky rectifier diode manufactured by Vishay General Semiconductor - Diodes Division, designed for surface mount applications in automotive-grade circuits. This component operates at 120 V DC reverse voltage with an average rectified current of 4.1 A and features fast recovery characteristics suitable for high-frequency switching applications. The part is classified as Active product status with full AEC-Q101 automotive qualification and ROHS3 compliance. Substitute parts are identified when equivalent electrical performance, mechanical compatibility, and quality certifications are maintained across the same parametric specifications.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Voltage - DC Reverse (Vr) (Max) | 120 | V |
| Current - Average Rectified (Io) | 4.1 | A |
| Voltage - Forward (Vf) (Max) @ If | 830 mV @ 12 A | mV |
| Speed - Fast Recovery | ≤ 500 ns, > 200 mA (Io) | ns |
| Current - Reverse Leakage @ Vr | 500 | µA @ 120 V |
| Technology | Schottky | — |
| Package / Case | TO-277, 3-PowerDFN | — |
| Mounting Type | Surface Mount | — |
| Operating Temperature - Junction | -40 to 150 | °C |
| Grade | Automotive | — |
| Qualification | AEC-Q101 | — |
| RoHS Status | ROHS3 Compliant | — |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | — |
Substitute Part Grouping Explanation
Substitute parts for the V12PM12HM3_A/I are identified based on strict parametric equivalence across all critical electrical and mechanical specifications. The substitution logic is based on the following key parameters:
Electrical Parameters:
- Voltage - DC Reverse (Vr) (Max): 120 V
- Current - Average Rectified (Io): 4.1 A
- Voltage - Forward (Vf) (Max) @ If: 830 mV @ 12 A
- Speed - Fast Recovery: ≤ 500 ns, > 200 mA (Io)
- Current - Reverse Leakage @ Vr: 500 µA @ 120 V
Mechanical & Packaging Parameters:
- Package / Case: TO-277, 3-PowerDFN
- Mounting Type: Surface Mount
- Supplier Device Package: TO-277A (SMPC)
Quality & Compliance Parameters:
- Technology: Schottky
- Grade: Automotive
- Qualification: AEC-Q101
- RoHS Status: ROHS3 Compliant
- Moisture Sensitivity Level (MSL): 1 (Unlimited)
- Operating Temperature - Junction: -40°C to 150°C
Substitute parts must match all parameters listed above without deviation. Parts are grouped within the eSMP® and TMBS® series families manufactured by Vishay General Semiconductor - Diodes Division.
Parameter Comparison
| Parameter | V12PM12HM3_A/I (Main) | V12PM12HM3_A/H (Substitute) | Match Status |
|---|---|---|---|
| Manufacturer | Vishay General Semiconductor - Diodes Division | Vishay General Semiconductor - Diodes Division | Identical |
| Category | Diodes, Rectifiers | Diodes, Rectifiers | Identical |
| Technology | Schottky | Schottky | Identical |
| Voltage - DC Reverse (Vr) (Max) | 120 V | 120 V | Identical |
| Current - Average Rectified (Io) | 4.1 A | 4.1 A | Identical |
| Voltage - Forward (Vf) (Max) @ If | 830 mV @ 12 A | 830 mV @ 12 A | Identical |
| Speed - Fast Recovery | ≤ 500 ns, > 200 mA (Io) | ≤ 500 ns, > 200 mA (Io) | Identical |
| Current - Reverse Leakage @ Vr | 500 µA @ 120 V | 500 µA @ 120 V | Identical |
| Package / Case | TO-277, 3-PowerDFN | TO-277, 3-PowerDFN | Identical |
| Mounting Type | Surface Mount | Surface Mount | Identical |
| Supplier Device Package | TO-277A (SMPC) | TO-277A (SMPC) | Identical |
| Operating Temperature - Junction | -40°C to 150°C | -40°C to 150°C | Identical |
| Grade | Automotive | Automotive | Identical |
| Qualification | AEC-Q101 | AEC-Q101 | Identical |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | Identical |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) | Identical |
| Product Status | Active | Active | Identical |
| Series | eSMP®, TMBS® | eSMP®, TMBS® | Identical |
Engineering Selection Recommendations
The V12PM12HM3_A/H is a direct parametric equivalent to the V12PM12HM3_A/I. Both parts are manufactured by Vishay General Semiconductor - Diodes Division and maintain identical electrical specifications, mechanical packaging, and quality certifications. Selection between these parts is based on availability and supply chain considerations rather than technical performance differences.
Both parts carry Active product status, full AEC-Q101 automotive qualification, and ROHS3 compliance, making them suitable for automotive-grade applications requiring 120 V, 4.1 A Schottky rectifier diodes in TO-277A surface mount packages. The identical operating temperature range (-40°C to 150°C junction temperature) and moisture sensitivity classification (MSL 1 - Unlimited) ensure equivalent reliability performance in production environments.
Frequently Asked Questions (FAQ)
Q: Can V12PM12HM3_A/H be used as a direct replacement for V12PM12HM3_A/I?
A: Yes. The V12PM12HM3_A/H is a parametric equivalent with identical electrical specifications, package configuration, and quality certifications. No circuit modifications are required for substitution.
Q: What is the difference between the V12PM12HM3_A/I and V12PM12HM3_A/H part numbers?
A: The difference is indicated by the suffix designation (_A/I versus _A/H). Both parts share the same base product number (V12PM12) and maintain identical parametric specifications. The suffix typically indicates manufacturing lot or tape reel configuration differences that do not affect electrical or mechanical performance.
Q: Are both parts qualified for automotive applications?
A: Yes. Both the V12PM12HM3_A/I and V12PM12HM3_A/H carry Automotive grade classification and AEC-Q101 qualification, meeting automotive industry reliability and quality standards.
Q: What is the TO-277A (SMPC) package configuration?
A: TO-277A (SMPC) is a surface mount power diode package with three leads in a PowerDFN configuration. This package is designed for high-current applications and provides efficient thermal management through direct PCB contact.
Q: Are these parts RoHS compliant?
A: Yes. Both parts are ROHS3 compliant, indicating compliance with the Restriction of Hazardous Substances Directive and its amendments.
Q: What is the Moisture Sensitivity Level (MSL) for these parts?
A: Both parts have MSL 1 (Unlimited), indicating no moisture sensitivity restrictions during storage and handling. These parts do not require special moisture control measures.
Q: Can these diodes be used in high-frequency switching applications?
A: Yes. Both parts feature fast recovery characteristics (≤ 500 ns, > 200 mA) suitable for high-frequency switching circuits requiring rapid reverse recovery performance.
Q: What is the maximum junction temperature operating range?
A: Both parts operate across a junction temperature range of -40°C to 150°C, suitable for automotive and industrial applications with wide temperature requirements.
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