Equivalent & Substitute Parts for FMB-26 (Sanken Electric USA Inc.)

Part Overview

The Sanken Electric USA Inc. FMB-26 is an obsolete Schottky diode array featuring a 1 Pair Common Cathode configuration, with a maximum reverse voltage of 60 V and a rectified current of 4 A per diode. Housed in a TO-220-3 Full Pack through-hole package, it is suited for fast-recovery applications requiring robust mechanical mounting. As the FMB-26 is obsolete, identifying suitable alternative models is necessary to ensure continuity in production, repair, and system compatibility for designs utilizing this component.

Substiute Parts

FMB-26
Sanken Electric USA Inc.In Stock: 3298FMB-26 Datasheet
FMB-26
Current Part
VFT1060C-E3/4W
Vishay General Semiconductor - Diodes DivisionIn Stock: 1520VFT1060C-E3/4W Datasheet
VFT1060C-E3/4W
Similar

Key Parameters

ParameterMain Part Value
Diode Configuration1 Pair Common Cathode
TechnologySchottky
Voltage - DC Reverse (Vr) (Max)60 V
Current - Average Rectified (Io) (per Diode)4A
Voltage - Forward (Vf) (Max) @ If620 mV @ 2 A
SpeedFast Recovery =< 500ns, > 200mA (Io)
Current - Reverse Leakage @ Vr2 mA @ 60 V
Operating Temperature - Junction-40°C ~ 150°C
Mounting TypeThrough Hole
Package / CaseTO-220-3 Full Pack
RoHS StatusRoHS Compliant
Moisture Sensitivity Level (MSL)1 (Unlimited)
ECCNEAR99
HTSUS8541.10.0080

Substitute Part Grouping Explanation

Substitute parts are identified and grouped strictly based on the following key parameters: diode configuration (1 Pair Common Cathode), Schottky technology, DC reverse voltage rating (60 V), rectified current per diode (≥4A), fast recovery speed (≤500ns), comparable reverse leakage current, through-hole mounting, similar package/case (TO-220-3 Full Pack or compatible), compliance with RoHS and MSL ratings, and operational temperature ranges. Only parts matching these criteria are considered suitable substitutes.

Parameter Comparison

Parameter Main Part: FMB-26 Substitute: VFT1060C-E3/4W
Diode Configuration 1 Pair Common Cathode 1 Pair Common Cathode
Technology Schottky Schottky
Voltage - DC Reverse (Vr) (Max) 60 V 60 V
Current - Average Rectified (Io) (per Diode) 4A 5A
Voltage - Forward (Vf) (Max) @ If 620 mV @ 2 A 700 mV @ 5 A
Speed Fast Recovery =< 500ns, > 200mA (Io) Fast Recovery =< 500ns, > 200mA (Io)
Current - Reverse Leakage @ Vr 2 mA @ 60 V 700 µA @ 60 V
Operating Temperature - Junction -40°C ~ 150°C -40°C ~ 150°C
Mounting Type Through Hole Through Hole
Package / Case TO-220-3 Full Pack TO-220-3 Full Pack, Isolated Tab
RoHS Status RoHS Compliant ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited) 1 (Unlimited)
ECCN EAR99 EAR99
HTSUS 8541.10.0080 8541.10.0080

Engineering Selection Recommendations

The main part FMB-26 is classified as obsolete. Substitute part VFT1060C-E3/4W is active and meets all listed compliance requirements, including RoHS and unlimited MSL (Moisture Sensitivity Level), and shares the same ECCN and HTSUS classifications. Selection of substitute parts is strictly based on matching compliance, certification status, and product availability, as detailed in the provided parameters.

Frequently Asked Questions (FAQ)

Q1: What are the critical parameters when selecting a substitute for the FMB-26 Schottky diode array? A1: Critical parameters include diode configuration (1 Pair Common Cathode), Schottky technology, 60 V DC reverse voltage rating, current rating per diode, fast recovery speed, reverse leakage current, through-hole mounting, package/case compatibility, RoHS and MSL compliance, and matching operating temperature range.

Q2: Is package compatibility important for substitution? A2: Yes. The main part and substitutes must have mechanically compatible packages, such as TO-220-3 Full Pack or functionally equivalent variants, to ensure proper fit and heat dissipation in the application.

Q3: What compliance and certification aspects must match? A3: Substitute components must have equivalent RoHS status, MSL rating, ECCN, and HTSUS codes to comply with environmental and regulatory requirements as specified.

Q4: Why is substitution required for FMB-26? A4: The FMB-26 is obsolete, and substitution is required to maintain system functionality using components with similar electrical, mechanical, and compliance characteristics.

Q5: Are there differences in mounting type requirements? A5: No. All substitutes listed must be compatible with through-hole mounting as specified for the main part.

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