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Equivalent & Substitute Parts Reference: MBRF300150
Part Overview
The MBRF300150 from GeneSiC Semiconductor is an obsolete diode array designed for rectification applications in the Diodes, Rectifiers category. It features a 1 Pair Common Cathode configuration, Schottky technology, and a maximum DC reverse voltage of 150 V with a forward current of 150 A. The device is housed in a TO-244AB chassis mount package. Due to its obsolete status, sourcing alternatives with identical electrical and mechanical parameters is necessary to maintain system functionality or support design requirements.
Substiute Parts
Key Parameters
| Parameter | MBRF300150 |
|---|---|
| Manufacturer Part Number | MBRF300150 |
| Technology | Schottky |
| Diode Configuration | 1 Pair Common Cathode |
| Voltage - DC Reverse (Vr) (Max) | 150 V |
| Current - Average Rectified (Io) (per Diode) | 150A |
| Voltage - Forward (Vf) (Max) @ If | 880 mV @ 150 A |
| Speed | Fast Recovery =< 500ns, > 200mA (Io) |
| Current - Reverse Leakage @ Vr | 1 mA @ 150 V |
| Operating Temperature - Junction | -55°C ~ 150°C |
| Mounting Type | Chassis Mount |
| Package / Case | TO-244AB |
| Product Status | Obsolete |
Substitute Part Grouping Explanation
Substitute parts are selected strictly based on matching the fundamental electrical and mechanical parameters provided for the MBRF300150. Key evaluated parameters include: diode configuration, Schottky technology, maximum DC reverse voltage (Vr), average rectified current (Io), maximum forward voltage (Vf) at specified current, reverse leakage current at maximum reverse voltage, junction operating temperature range, mounting type, and package/case. Only parts matching these criteria are considered for direct substitution in rectifier applications.
Parameter Comparison
| Parameter | MBRF300150 | 309CNQ150 |
|---|---|---|
| Manufacturer Part Number | MBRF300150 | 309CNQ150 |
| Technology | Schottky | Schottky |
| Diode Configuration | 1 Pair Common Cathode | 1 Pair Common Cathode |
| Voltage - DC Reverse (Vr) (Max) | 150 V | 150 V |
| Current - Average Rectified (Io) (per Diode) | 150A | 150A |
| Voltage - Forward (Vf) (Max) @ If | 880 mV @ 150 A | 1.03 V @ 150 A |
| Speed | Fast Recovery =< 500ns, > 200mA (Io) | Fast Recovery =< 500ns, > 200mA (Io) |
| Current - Reverse Leakage @ Vr | 1 mA @ 150 V | 3 mA @ 150 V |
| Operating Temperature - Junction | -55°C ~ 150°C | -55°C ~ 175°C |
| Mounting Type | Chassis Mount | Chassis Mount |
| Package / Case | TO-244AB | PRM4 |
| Product Status | Obsolete | Active |
Engineering Selection Recommendations
The MBRF300150 is designated as obsolete. The substitute, 309CNQ150 from SMC Diode Solutions, is active and listed as ROHS3 compliant and REACH affected. Both parts share a 1 Pair Common Cathode Schottky construction, 150 V maximum reverse voltage, and 150A rectified current, with minor differences in forward voltage and reverse leakage. Package compatibility (TO-244AB vs PRM4) requires verification within the mechanical scope defined in the parameters. Compliance considerations point towards the substitute 309CNQ150 for applications requiring current certification standards.
Frequently Asked Questions (FAQ)
Q1: What are the key substitution criteria for the MBRF300150 diode array? A1: Substitution requires identical diode configuration, Schottky technology, maximum reverse voltage, rectified current rating, fast recovery speed, mounting type, and comparable operating temperature range.
Q2: Are package differences between TO-244AB and PRM4 significant for interchangeability? A2: Only package/case and chassis mounting as specified in the input should be considered. Ensure physical compatibility according to the stated package codes.
Q3: Is there any difference in performance between MBRF300150 and 309CNQ150? A3: Differences include forward voltage and reverse leakage parameters as listed. All other critical parameters meet the substitution criteria.
Q4: Can the substitute part be used in applications requiring current environmental compliance? A4: The listed substitute, 309CNQ150, is ROHS3 compliant and REACH affected based on provided information.
Q5: Why is substitution necessary for MBRF300150? A5: The part status is obsolete, requiring evaluation and selection of alternatives to ensure continued operability within designs specifying these electrical parameters.
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