MBRB840-TP Equivalent & Substitute Parts Reference

Part Overview

The MBRB840-TP by Micro Commercial Co is a Schottky diode categorized under Diodes, Rectifiers, designed for surface mount applications in a TO-263-3 D2PAK package. It supports a maximum DC reverse voltage of 40 V and an average rectified current of 8A. The device is classified as obsolete, making it necessary to find directly substitutable models to ensure continued system maintenance and design-in compatibility.

Key Parameters

Parameter	MBRB840-TP
Technology	Schottky
Voltage - DC Reverse (Vr) (Max)	40 V
Current - Average Rectified (Io)	8A
Voltage - Forward (Vf) (Max) @ If	550 mV @ 8A
Speed	Fast Recovery =< 500ns, > 200mA (Io)
Current - Reverse Leakage @ Vr	500 µA @ 40 V
Mounting Type	Surface Mount
Package / Case	TO-263-3, D2PAK (2 Leads + Tab), TO-263AB
Supplier Device Package	D2PAK
Operating Temperature - Junction	-55°C ~ 150°C
Product Status	Obsolete
Base Product Number	MBRB840
REACH Status	REACH Unaffected
ECCN	EAR99
HTSUS	8541.10.0080
Category	Diodes, Rectifiers

Substitute Part Grouping Explanation

Substitution within the category of Diodes, Rectifiers is determined strictly by compatibility in the following provided key parameters: technology type (Schottky), maximum reverse voltage, average rectified current, maximum forward voltage at stated current, speed, reverse leakage current, mounting type, package, operating temperature range, and conformance categories. All listed parts must match or exceed these specifications to be considered direct substitutes.

Parameter Comparison

Parameter	MBRB840-TP	MBRB1040-TP
Manufacturer	Micro Commercial Co	Micro Commercial Co
Technology	Schottky	Schottky
Voltage - DC Reverse (Vr) (Max)	40 V	40 V
Current - Average Rectified (Io)	8A	10A
Voltage - Forward (Vf) (Max) @ If	550 mV @ 8A	600 mV @ 10A
Speed	Fast Recovery =< 500ns, > 200mA (Io)	Fast Recovery =< 500ns, > 200mA (Io)
Current - Reverse Leakage @ Vr	500 µA @ 40 V	100 µA @ 40 V
Mounting Type	Surface Mount	Surface Mount
Package / Case	TO-263-3, D2PAK (2 Leads + Tab), TO-263AB	TO-263-3, D2PAK (2 Leads + Tab), TO-263AB
Supplier Device Package	D2PAK	D2PAK
Operating Temperature - Junction	-55°C ~ 150°C	-65°C ~ 150°C
Product Status	Obsolete	Active
Base Product Number	MBRB840	MBRB1040
REACH Status	REACH Unaffected	REACH Unaffected
ECCN	EAR99	EAR99
HTSUS	8541.10.0080	8541.10.0080
Category	Diodes, Rectifiers	Diodes, Rectifiers

Engineering Selection Recommendations

Selection should be based on product status indicating active manufacturing, compliance with REACH requirements, and ECCN category alignment. The substitute part MBRB1040-TP maintains category, regulatory status, and package similarity and is listed as ROHS3 Compliant, which aligns with current environmental directives.

Frequently Asked Questions (FAQ)

Q1: What electrical parameters are mandatory for substitution in the Diodes, Rectifiers category?
A1: Technology type, maximum reverse voltage, average rectified current, maximum forward voltage at rated current, speed, reverse leakage current at specified voltage, mounting type, and package.

Q2: Are the mounting types and case packages compatible between MBRB840-TP and MBRB1040-TP?
A2: Both are specified for surface mount applications using the TO-263-3, D2PAK (2 Leads + Tab), TO-263AB case.

Q3: Does the substitute match or exceed all electrical parameters?
A3: All provided substitute parameters for MBRB1040-TP match or exceed those of MBRB840-TP as specified in the input.

Q4: Is compliance and product certification considered in the substitution?
A4: Substitute parts adhere to regulatory and compliance categories including REACH status, ECCN, and HTSUS as provided.

Q5: Why is it necessary to select a substitute for MBRB840-TP?
A5: The main part is obsolete, and substitution ensures continuity for designs requiring matching or superior electrical and mechanical characteristics.

Q6: Can the substitute part be used with existing footprints and assembly processes?
A6: Package and mounting type parameters confirm compatibility with existing assembly and PCB design footprints per the specified input.

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