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MBR120VLSFT3G Equivalent & Substitute Parts
Part Overview
The MBR120VLSFT3G is a Schottky rectifier diode manufactured by onsemi, rated for 20 V DC reverse voltage and 1 A average rectified current in a surface mount SOD-123FL package. This component is classified as Active product status with full RoHS3 compliance and unlimited moisture sensitivity level (MSL 1). Equivalent and substitute parts are identified based on matching or exceeding the electrical specifications and mechanical compatibility requirements for this Schottky diode category.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Voltage - DC Reverse (Vr) (Max) | 20 | V |
| Current - Average Rectified (Io) | 1 | A |
| Voltage - Forward (Vf) (Max) @ If | 340 mV @ 1 A | mV |
| Speed | Fast Recovery ≤ 500ns, > 200mA (Io) | ns |
| Current - Reverse Leakage @ Vr | 600 | µA @ 20 V |
| Mounting Type | Surface Mount | — |
| Package / Case | SOD-123F | — |
| Operating Temperature - Junction | -65 to 125 | °C |
| RoHS Status | ROHS3 Compliant | — |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | — |
Substitute Part Grouping Explanation
Substitution of the MBR120VLSFT3G is determined by the following critical electrical and mechanical parameters:
Primary Substitution Criteria:
- Voltage - DC Reverse (Vr) (Max): Must equal or exceed 20 V
- Current - Average Rectified (Io): Must equal or exceed 1 A
- Technology: Schottky diode
- Mounting Type: Surface Mount
- Package / Case: SOD-123F or compatible surface mount package
- RoHS Status: ROHS3 Compliant
- Moisture Sensitivity Level: MSL 1 (Unlimited)
Secondary Compatibility Factors:
- Voltage - Forward (Vf) (Max) @ If: Lower values indicate improved efficiency
- Current - Reverse Leakage @ Vr: Lower values indicate reduced leakage
- Operating Temperature - Junction: Must support application temperature range
- Speed: Fast Recovery characteristic required
Substitute parts are grouped into two categories: Direct Equivalents (identical package SOD-123FL with matching electrical specifications) and Compatible Alternatives (different surface mount packages with equal or superior electrical ratings).
Parameter Comparison
| Part Number | Manufacturer | Vr (Max) [V] | Io [A] | Vf (Max) @ If [mV] | Ir @ Vr [µA] | Package | Tj (Max) [°C] | RoHS |
|---|---|---|---|---|---|---|---|---|
| MBR120VLSFT3G | onsemi | 20 | 1 | 340 @ 1A | 600 @ 20V | SOD-123FL | 125 | ROHS3 |
| MBR1020VL_R1_00001 | Panjit International Inc. | 20 | 1 | 340 @ 1A | 600 @ 20V | SOD-123FL | 125 | ROHS3 |
| PMEG2010EH,115 | Nexperia USA Inc. | 20 | 1 | 500 @ 1A | 200 @ 20V | SOD-123F | 150 | ROHS3 |
| PMEG2010AEH,115 | Nexperia USA Inc. | 20 | 1 | 430 @ 1A | 200 @ 20V | SOD-123F | 150 | ROHS3 |
| PMEG2010ER,115 | Nexperia USA Inc. | 20 | 1 | 340 @ 1A | 1000 @ 20V | SOD-123W | 150 | ROHS3 |
| PMEG2010BER,115 | Nexperia USA Inc. | 20 | 1 | 450 @ 1A | 50 @ 20V | SOD-123W | 150 | ROHS3 |
| PMEG2005EH,115 | Nexperia USA Inc. | 20 | 0.5 | 390 @ 0.5A | 200 @ 20V | SOD-123F | 150 | ROHS3 |
| PMEG2015EH,115 | NXP Semiconductors | 20 | 1.5 | 660 @ 1.5A | 70 @ 20V | SOD-123F | 150 | ROHS3 |
| PMEG2020EH,115 | Nexperia USA Inc. | 20 | 2 | 525 @ 2A | 200 @ 20V | SOD-123F | 150 | ROHS3 |
| DFLS120L-7 | Diodes Incorporated | 20 | 1 | 360 @ 1A | 1000 @ 20V | POWERDI®123 | 125 | ROHS3 |
| CRS06(TE85L,Q,M) | Toshiba Semiconductor and Storage | 20 | 1 | 360 @ 1A | 1000 @ 20V | S-FLAT (1.6x3.5) | 125 | ROHS3 |
Engineering Selection Recommendations
Direct Equivalents (Identical Electrical and Package Specifications):
The MBR1020VL_R1_00001 from Panjit International Inc. is a direct equivalent to the MBR120VLSFT3G. Both components share identical voltage ratings (20 V), current ratings (1 A), forward voltage characteristics (340 mV @ 1 A), reverse leakage (600 µA @ 20 V), and SOD-123FL package configuration. Both are Active product status with ROHS3 compliance and MSL 1 rating. This part is suitable for direct substitution without circuit redesign.
Compatible Alternatives (Matching Electrical Ratings, Different Packages):
The PMEG2010AEH,115 and PMEG2010EH,115 from Nexperia USA Inc. meet the 20 V / 1 A electrical requirements in SOD-123F packages. The PMEG2010AEH,115 carries AEC-Q100 automotive qualification. Both feature extended operating temperature ranges to 150°C and reduced reverse leakage (200 µA @ 20 V). These parts are suitable for applications where package footprint differences are acceptable.
The PMEG2010ER,115 from Nexperia USA Inc. provides 20 V / 1 A ratings in a SOD-123W package with forward voltage matching the MBR120VLSFT3G (340 mV @ 1 A) and extended temperature range to 150°C. This part is suitable where wider package dimensions are permissible.
Higher Current Alternatives:
The PMEG2015EH,115 (1.5 A) and PMEG2020EH,115 (2 A) from Nexperia USA Inc. and NXP Semiconductors provide increased current capacity while maintaining 20 V reverse voltage ratings. These parts are suitable for applications requiring higher current margins or future design scaling.
Lower Current Alternative:
The PMEG2005EH,115 from Nexperia USA Inc. is rated for 500 mA average rectified current. This part is suitable only for applications where the required current does not exceed 500 mA.
Alternative Package Formats:
The DFLS120L-7 from Diodes Incorporated provides 20 V / 1 A ratings in a PowerDI™ 123 package. The CRS06(TE85L,Q,M) from Toshiba Semiconductor and Storage provides identical electrical ratings in an S-FLAT (1.6x3.5) package. Both are suitable where alternative package geometries are required.
All substitute parts listed maintain ROHS3 compliance and MSL 1 moisture sensitivity ratings, ensuring compatibility with standard manufacturing and storage requirements.
Frequently Asked Questions (FAQ)
Q: Can the MBR1020VL_R1_00001 replace the MBR120VLSFT3G without any circuit modifications?
A: Yes. The MBR1020VL_R1_00001 is a direct equivalent with identical voltage ratings (20 V), current ratings (1 A), forward voltage (340 mV @ 1 A), reverse leakage (600 µA @ 20 V), and SOD-123FL package. No circuit modifications are required.
Q: What is the difference between SOD-123F and SOD-123FL packages?
A: Both designations refer to the same physical package footprint used for surface mount diodes. SOD-123FL indicates the Digi-Reel® packaging format (Cut Tape & Digi-Reel), while SOD-123F is the standard package designation. The electrical and mechanical compatibility is identical.
Q: Can I use PMEG2010EH,115 in place of MBR120VLSFT3G?
A: The PMEG2010EH,115 meets the 20 V / 1 A electrical requirements and is RoHS3 compliant. However, it features a higher forward voltage (500 mV @ 1 A versus 340 mV @ 1 A) and operates at a higher maximum junction temperature (150°C versus 125°C). The SOD-123F package is mechanically compatible with SOD-123FL. Substitution is acceptable where the higher forward voltage drop does not impact circuit performance.
Q: Why would I choose PMEG2010AEH,115 over other alternatives?
A: The PMEG2010AEH,115 carries AEC-Q100 automotive qualification, making it suitable for automotive applications requiring formal qualification. It also features reduced reverse leakage (200 µA @ 20 V versus 600 µA @ 20 V) and extended operating temperature range (150°C maximum).
Q: Is the PMEG2005EH,115 a suitable substitute?
A: The PMEG2005EH,115 is rated for only 500 mA average rectified current, which is below the 1 A requirement of the MBR120VLSFT3G. This part is suitable only for applications where the actual current requirement does not exceed 500 mA.
Q: What are the advantages of higher current rated alternatives like PMEG2020EH,115?
A: Higher current rated parts (1.5 A and 2 A) provide increased design margin and thermal headroom. They are suitable for applications where current requirements may increase or where thermal management benefits from lower current density operation.
Q: Can I use the DFLS120L-7 PowerDI™ 123 package in my existing PCB layout?
A: The DFLS120L-7 uses a PowerDI™ 123 package, which has different mechanical dimensions than the SOD-123FL package. PCB layout modifications are required. Verify footprint compatibility with your design before substitution.
Q: Are all listed substitute parts RoHS3 compliant?
A: Yes. All substitute parts listed in this reference maintain ROHS3 compliance and MSL 1 (Unlimited) moisture sensitivity level, ensuring compatibility with standard manufacturing and storage requirements.
Q: What is the significance of reverse leakage current differences?
A: Reverse leakage current affects power consumption in standby conditions and heat generation. Lower reverse leakage (200 µA versus 600 µA) reduces parasitic current draw. Selection depends on application sensitivity to standby power consumption.
Q: Can I substitute based on package type alone?
A: No. Package compatibility is necessary but not sufficient for substitution. Electrical parameters including voltage rating, current rating, forward voltage, and reverse leakage must meet or exceed the original part specifications. All parameters must be evaluated together.
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