VS-MBRS130LTRPBF Equivalent & Substitute Parts

Part Overview

The VS-MBRS130LTRPBF is a Schottky rectifier diode manufactured by Vishay General Semiconductor - Diodes Division, rated for 30 V DC reverse voltage and 1 A average rectified current in a DO-214AA (SMB) surface mount package. This part is classified as obsolete. Equivalent and substitute parts are necessary to maintain design continuity and ensure component availability for new production runs and field replacements.

Key Parameters

Parameter	Value
Voltage - DC Reverse (Vr) (Max)	30 V
Current - Average Rectified (Io)	1 A
Voltage - Forward (Vf) (Max) @ If	420 mV @ 1 A
Speed	Fast Recovery ≤ 500ns, > 200mA (Io)
Current - Reverse Leakage @ Vr	1 mA @ 30 V
Package / Case	DO-214AA, SMB
Mounting Type	Surface Mount
Operating Temperature - Junction	-55°C ~ 125°C
Technology	Schottky
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution of the VS-MBRS130LTRPBF is determined by the following critical parameters:

Mandatory Matching Parameters:

Voltage - DC Reverse (Vr) (Max): 30 V
Package / Case: DO-214AA, SMB
Mounting Type: Surface Mount
Technology: Schottky
Speed: Fast Recovery ≤ 500ns, > 200mA (Io)

Current Rating Consideration: The original part is rated for 1 A average rectified current. Substitute parts may have equal or higher current ratings (1 A, 2 A, or 3 A) while maintaining all other electrical and mechanical specifications. Higher current ratings provide design margin and are electrically compatible in applications requiring 1 A or less.

Forward Voltage Tolerance: Forward voltage specifications vary among substitutes (420 mV to 600 mV @ rated current). All substitutes operate within acceptable Schottky diode forward voltage ranges for 30 V rectifier applications.

Temperature Range: Operating temperature ranges vary among substitutes (-55°C to -65°C minimum, 125°C to 150°C maximum). Substitutes with extended temperature ranges are compatible with the original part's temperature requirements.

Compliance Status: The original part is obsolete. Active substitute parts from multiple manufacturers ensure continued component availability and design support.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Vr (Max)	Io (A)	Vf (Max) @ If	Package	Product Status	RoHS Status	Tj (°C)
VS-MBRS130LTRPBF	Vishay	30 V	1 A	420 mV @ 1 A	DO-214AA, SMB	Obsolete	ROHS3 Compliant	-55 to 125
MBRS130T3G	onsemi	30 V	1 A	600 mV @ 1 A	DO-214AA, SMB	Active	ROHS3 Compliant	-65 to 125
B130B-13-F	Diodes Incorporated	30 V	1 A	500 mV @ 1 A	DO-214AA, SMB	Active	ROHS3 Compliant	-65 to 150
5818SMJ/TR13	Microchip Technology	30 V	1 A	550 mV @ 1 A	DO-214AA, SMB	Active	RoHS non-compliant	-55 to 150
MBRS130LT3G	onsemi	30 V	2 A	445 mV @ 2 A	DO-214AA, SMB	Active	ROHS3 Compliant	-65 to 125
B330B-13-F	Diodes Incorporated	30 V	3 A	500 mV @ 3 A	DO-214AA, SMB	Active	ROHS3 Compliant	-55 to 150

Engineering Selection Recommendations

Primary Substitutes (Identical Current Rating):

MBRS130T3G (onsemi) and B130B-13-F (Diodes Incorporated) are direct substitutes with 1 A current ratings matching the original part. Both are active products with ROHS3 compliance. MBRS130T3G maintains the onsemi base product number (MBRS130) and provides extended temperature range to -65°C. B130B-13-F offers the widest operating temperature range (-65°C to 150°C) and is available in high inventory quantities.

Higher Current Rating Substitutes:

MBRS130LT3G (onsemi, 2 A) and B330B-13-F (Diodes Incorporated, 3 A) provide increased current capacity while maintaining 30 V reverse voltage rating and DO-214AA package compatibility. These parts are suitable for applications where design margin or future current requirements exceed 1 A. B330B-13-F includes AEC-Q101 automotive qualification.

Compliance Considerations:

All recommended substitutes except 5818SMJ/TR13 maintain ROHS3 compliance status matching the original part. The 5818SMJ/TR13 (Microchip Technology) is RoHS non-compliant and should be selected only when RoHS compliance is not a design requirement.

Inventory and Availability:

B330B-13-F (Diodes Incorporated) offers the highest inventory availability at 188,300 pieces. MBRS130LT3G (onsemi) provides 905,315 pieces in stock. All substitutes are classified as active products with established supply chains.

Frequently Asked Questions (FAQ)

Q: Can MBRS130T3G replace VS-MBRS130LTRPBF directly?

A: Yes. MBRS130T3G is a direct substitute with identical 30 V reverse voltage, 1 A current rating, DO-214AA package, and Schottky technology. Both parts meet fast recovery speed requirements. MBRS130T3G is active and ROHS3 compliant, addressing the obsolescence of the original part.

Q: What is the difference between 1 A, 2 A, and 3 A rated substitutes?

A: Current rating indicates the maximum average rectified current the diode can conduct continuously. A 1 A part (MBRS130T3G, B130B-13-F) matches the original specification. A 2 A part (MBRS130LT3G) or 3 A part (B330B-13-F) can be used in applications requiring 1 A or less, providing additional design margin. All maintain the same 30 V reverse voltage and DO-214AA package.

Q: Are there differences in forward voltage between substitutes?

A: Yes. Forward voltage varies from 420 mV (original) to 600 mV (MBRS130T3G) at rated current. These variations are within normal Schottky diode operating ranges. Forward voltage differences of 80-180 mV have minimal impact on most rectifier circuit designs. Verify forward voltage specifications if circuit design includes tight voltage regulation or low-voltage drop requirements.

Q: Is the DO-214AA package identical to SMB?

A: Yes. DO-214AA and SMB refer to the same surface mount package. Both designations are used interchangeably in component specifications and are mechanically and electrically compatible on PCB layouts designed for this package.

Q: Can I use B330B-13-F (3 A) instead of the 1 A original part?

A: Yes. B330B-13-F is electrically and mechanically compatible. The higher 3 A current rating does not affect operation in 1 A applications. B330B-13-F includes AEC-Q101 automotive qualification, making it suitable for automotive and high-reliability applications. Verify PCB thermal design accommodates the potentially higher power dissipation if the application approaches 3 A operation.

Q: What is the impact of RoHS compliance on part selection?

A: The original VS-MBRS130LTRPBF is ROHS3 compliant. Most active substitutes (MBRS130T3G, B130B-13-F, MBRS130LT3G, B330B-13-F) maintain ROHS3 compliance. The 5818SMJ/TR13 is RoHS non-compliant and should be avoided in designs requiring RoHS certification or regulatory compliance.

Q: Which substitute offers the best temperature range?

A: B130B-13-F (Diodes Incorporated) provides the widest operating temperature range at -65°C to 150°C, compared to the original part's -55°C to 125°C. This extended range is beneficial for applications in extreme temperature environments or where future design flexibility is required.

Q: Are all substitutes available in tape and reel packaging?

A: Yes. All listed substitutes are available in tape and reel (TR) or cut tape (CT) & Digi-Reel® packaging suitable for automated assembly processes. Packaging format does not affect electrical or mechanical compatibility.

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