MBR0520L-TP Equivalent & Substitute Parts

Part Overview

The MBR0520L-TP is a Schottky rectifier diode manufactured by Micro Commercial Co, rated for 20 V DC reverse voltage and 500 mA average rectified current in a surface mount SOD-123 package. This component is classified as Active product status and is ROHS3 compliant. Substitute parts are identified when equivalent electrical performance and mechanical compatibility are required due to supply constraints, design flexibility, or manufacturing preferences while maintaining the same functional specifications.

Key Parameters

Parameter	Value	Unit
Voltage - DC Reverse (Vr) (Max)	20	V
Current - Average Rectified (Io)	500	mA
Voltage - Forward (Vf) (Max) @ If	385 mV @ 500 mA	mV
Speed	Fast Recovery ≤ 500ns, > 200mA (Io)	ns
Current - Reverse Leakage @ Vr	250	µA @ 20 V
Capacitance @ Vr, F	170	pF @ 0V, 1MHz
Package / Case	SOD-123	—
Mounting Type	Surface Mount	—
Operating Temperature - Junction	-65 to 125	°C
Technology	Schottky	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level (MSL)	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitute parts for the MBR0520L-TP are classified into two categories based on electrical and mechanical compatibility:

Parametric Equivalents maintain identical electrical specifications across all critical parameters: 20 V reverse voltage rating, 500 mA average rectified current, 385 mV forward voltage drop at 500 mA, fast recovery speed, 250 µA reverse leakage current, and 170 pF capacitance. These parts are direct functional replacements with no performance trade-offs.

Similar Substitutes share the same 20 V reverse voltage rating and SOD-123 package but operate at reduced current ratings (350 mA average rectified current). These parts are suitable for applications where the full 500 mA current capability is not required. All substitute parts maintain the same fast recovery speed characteristic, operating temperature range compatibility, and surface mount SOD-123 package format.

The substitution logic is based strictly on:

Voltage - DC Reverse (Vr) (Max): 20 V (required match)
Package / Case: SOD-123 (required match)
Mounting Type: Surface Mount (required match)
Technology: Schottky (required match)
Current - Average Rectified (Io): 500 mA (parametric equivalents) or 350 mA (similar substitutes)
Voltage - Forward (Vf) (Max) @ If: 385 mV @ 500 mA (parametric equivalents) or 600 mV @ 200 mA (similar substitutes)

Parameter Comparison

Manufacturer Part Number	Manufacturer	Vr (Max) [V]	Io [mA]	Vf (Max) @ If [mV]	Speed	Ir @ Vr [µA]	C @ Vr [pF]	Package	Temp Range [°C]	Product Status
MBR0520L-TP	Micro Commercial Co	20	500	385 @ 500	Fast Recovery ≤ 500ns	250 @ 20V	170 @ 0V	SOD-123	-65 to 125	Active
B0520LW-7-F	Diodes Incorporated	20	500	385 @ 500	Fast Recovery ≤ 500ns	250 @ 20V	170 @ 0V	SOD-123	-65 to 125	Active
B0520LWQ-7-F	Diodes Incorporated	20	500	385 @ 500	Fast Recovery ≤ 500ns	250 @ 20V	170 @ 0V	SOD-123	-65 to 125	Active
SBR80520LT1G	onsemi	20	500	385 @ 500	Fast Recovery ≤ 500ns	250 @ 20V	—	SOD-123	-65 to 125	Active
SD103CW-13-F	Diodes Incorporated	20	350	600 @ 200	Fast Recovery ≤ 500ns	5 @ 10V	28 @ 0V	SOD-123	-65 to 125	Active
SD103CW-7-F	Diodes Incorporated	20	350	600 @ 200	Fast Recovery ≤ 500ns	5 @ 10V	28 @ 0V	SOD-123	-65 to 125	Active
SD103CW-E3-08	Vishay General Semiconductor - Diodes Division	20	—	600 @ 200	Fast Recovery ≤ 500ns	5 @ 10V	50 @ 0V	SOD-123	—65 to 125	Active
SD103CW-E3-18	Vishay General Semiconductor - Diodes Division	20	350	600 @ 200	Fast Recovery ≤ 500ns	5 @ 10V	50 @ 0V	SOD-123	-55 to 125	Active
SD103CW-HE3-08	Vishay General Semiconductor - Diodes Division	20	350	600 @ 200	Fast Recovery ≤ 500ns	5 @ 10V	50 @ 0V	SOD-123	-55 to 125	Last Time Buy

Engineering Selection Recommendations

Parametric Equivalent Selection (Direct Replacement)

The parts B0520LW-7-F, B0520LWQ-7-F, and SBR80520LT1G are parametric equivalents to the MBR0520L-TP. These components maintain identical electrical performance across all specified parameters and are suitable for direct substitution without circuit modification.

B0520LWQ-7-F from Diodes Incorporated carries AEC-Q101 automotive qualification and is available in Tape & Reel packaging with the highest inventory level (124,640 pcs). This part is recommended for applications requiring automotive-grade components or high-volume procurement.

B0520LW-7-F from Diodes Incorporated is available in Cut Tape & Digi-Reel packaging with 47,300 pcs in stock, suitable for applications with flexible packaging requirements.

SBR80520LT1G from onsemi is available in Tape & Reel packaging with 20,100 pcs in stock and maintains full parametric equivalence to the MBR0520L-TP.

Similar Substitute Selection (Reduced Current Rating)

The parts SD103CW-13-F, SD103CW-7-F, SD103CW-E3-18, and SD103CW-HE3-08 are similar substitutes with 350 mA average rectified current rating. These parts are suitable for applications where the full 500 mA current capability is not required.

SD103CW-13-F and SD103CW-7-F from Diodes Incorporated both maintain 350 mA current rating with 20 V reverse voltage and SOD-123 package. SD103CW-7-F is available in Cut Tape & Digi-Reel packaging with 17,400 pcs in stock.

SD103CW-E3-18 from Vishay General Semiconductor - Diodes Division provides 350 mA current rating with 10,965 pcs in stock and operating temperature range of -55°C to 125°C.

SD103CW-HE3-08 from Vishay General Semiconductor - Diodes Division carries AEC-Q101 automotive qualification with Last Time Buy product status and 17,100 pcs in stock. This part is suitable for automotive applications but should be evaluated for long-term availability due to its Last Time Buy status.

All substitute parts maintain ROHS3 compliance, MSL Level 1 (Unlimited), and surface mount SOD-123 package compatibility with the MBR0520L-TP.

Frequently Asked Questions (FAQ)

Q: Can B0520LW-7-F be used as a direct replacement for MBR0520L-TP?

A: Yes. B0520LW-7-F is a parametric equivalent with identical electrical specifications: 20 V reverse voltage, 500 mA average rectified current, 385 mV forward voltage drop at 500 mA, and SOD-123 surface mount package. The only difference is packaging format (Cut Tape & Digi-Reel vs. Tape & Reel).

Q: What is the difference between parametric equivalents and similar substitutes?

A: Parametric equivalents (B0520LW-7-F, B0520LWQ-7-F, SBR80520LT1G) maintain identical current ratings of 500 mA and forward voltage characteristics. Similar substitutes (SD103CW series) operate at 350 mA average rectified current and 600 mV forward voltage at 200 mA, making them suitable only for applications not requiring the full 500 mA capability.

Q: Is SD103CW-13-F compatible with MBR0520L-TP in all applications?

A: SD103CW-13-F shares the same 20 V reverse voltage rating and SOD-123 package but is rated for 350 mA average rectified current versus 500 mA for the MBR0520L-TP. Compatibility depends on the application's current requirements. If the circuit requires more than 350 mA, this part is not suitable.

Q: What is the significance of AEC-Q101 qualification on B0520LWQ-7-F and SD103CW-HE3-08?

A: AEC-Q101 qualification indicates the component meets automotive industry reliability standards. These parts are suitable for automotive applications where such qualification is required. Non-automotive applications do not require this qualification.

Q: Why does SBR80520LT1G not specify capacitance value?

A: The capacitance parameter is not provided in the available data for SBR80520LT1G. However, this does not affect its suitability as a parametric equivalent, as all other critical electrical parameters match the MBR0520L-TP specification.

Q: Can SD103CW-HE3-08 be used for new designs given its Last Time Buy status?

A: SD103CW-HE3-08 carries Last Time Buy product status, indicating the manufacturer is discontinuing this part. While it is currently available (17,100 pcs in stock), it is not recommended for new designs requiring long-term component availability. Parametric equivalents with Active status are preferred for new designs.

Q: What packaging options are available for parametric equivalents?

A: B0520LW-7-F is available in Cut Tape & Digi-Reel packaging. B0520LWQ-7-F and SBR80520LT1G are available in Tape & Reel packaging. The MBR0520L-TP is supplied in Tape & Reel. Selection depends on manufacturing process requirements and volume needs.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All substitute parts listed (B0520LW-7-F, B0520LWQ-7-F, SBR80520LT1G, SD103CW-13-F, SD103CW-7-F, SD103CW-E3-08, SD103CW-E3-18, SD103CW-HE3-08) are ROHS3 compliant with MSL Level 1 (Unlimited) moisture sensitivity rating, matching the MBR0520L-TP compliance profile.

Q: What is the operating temperature range compatibility?

A: The MBR0520L-TP operates from -65°C to 125°C junction temperature. Parametric equivalents B0520LW-7-F, B0520LWQ-7-F, and SBR80520LT1G maintain this range. SD103CW-E3-18 and SD103CW-HE3-08 operate from -55°C to 125°C, which is acceptable for most applications but has a narrower low-temperature range. SD103CW-13-F and SD103CW-7-F operate from -65°C to 125°C, matching the original part.

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