FESB16DTHE3_A/I Equivalent & Substitute Parts Reference Page

Part Overview

The Vishay FESB16DTHE3_A/I is a general-purpose fast recovery diode designed for surface mount applications. Key specifications include a reverse voltage of 200V, forward current of 16A, and automotive qualification to AEC-Q101 standards. The part is supplied in the TO-263-3, D2PAK (2 Leads + Tab), TO-263AB package. The part status is "Last Time Buy," necessitating the identification of equivalent or substitute rectifier diodes to ensure uninterrupted sourcing and design continuity for automotive and industrial applications.

Key Parameters

Parameter	Value
Manufacturer	Vishay General Semiconductor - Diodes Division
Part Number	FESB16DTHE3_A/I
Category	Diodes, Rectifiers
Voltage - DC Reverse (Vr) (Max)	200 V
Current - Average Rectified (Io)	16A
Voltage - Forward (Vf) (Max) @ If	975 mV @ 16A
Speed	Fast Recovery =< 500ns, > 200mA (Io)
Reverse Recovery Time (trr)	35 ns
Current - Reverse Leakage @ Vr	10 µA @ 200 V
Capacitance @ Vr, F	175pF @ 4V, 1MHz
Grade	Automotive
Qualification	AEC-Q101
Mounting Type	Surface Mount
Package / Case	TO-263-3, D2PAK (2 Leads + Tab), TO-263AB
Operating Temperature - Junction	-65°C ~ 150°C
RoHS Status	ROHS3 Compliant
REACH Status	REACH Unaffected

Substitute Part Grouping Explanation

Substitution eligibility is established strictly by matching core electrical and mechanical parameters required for diodes in this category. These include: reverse voltage rating, average rectified current, forward voltage at rated current, reverse recovery time, mounting type, package/case, automotive qualification, and relevant environmental certifications (RoHS, REACH). Substitute parts listed meet these requirements and provide functional equivalence within the specific operational and certification criteria provided.

Parameter Comparison

Parameter	FESB16DTHE3_A/I	FESB16DTHM3/I	STPS40170CGY-TR
Manufacturer	Vishay General Semiconductor - Diodes Division	Vishay General Semiconductor - Diodes Division	STMicroelectronics
Category	Diodes, Rectifiers	Diodes, Rectifiers	Diodes, Rectifiers
Voltage - DC Reverse (Vr) (Max)	200 V	200 V	170 V
Current - Average Rectified (Io)	16A	16A	20A (per diode)
Voltage - Forward (Vf) (Max) @ If	975 mV @ 16A	975 mV @ 16A	920 mV @ 20A
Speed	Fast Recovery =< 500ns, > 200mA (Io)	Fast Recovery =< 500ns, > 200mA (Io)	Fast Recovery =< 500ns, > 200mA (Io)
Reverse Recovery Time (trr)	35 ns	35 ns	-
Current - Reverse Leakage @ Vr	10 µA @ 200 V	10 µA @ 200 V	30 µA @ 170 V
Grade	Automotive	Automotive	Automotive
Qualification	AEC-Q101	AEC-Q101	AEC-Q101
Mounting Type	Surface Mount	Surface Mount	Surface Mount
Package / Case	TO-263-3, D2PAK (2 Leads + Tab), TO-263AB	TO-263-3, D2PAK (2 Leads + Tab), TO-263AB	TO-263-3, D2PAK (2 Leads + Tab), TO-263AB
Operating Temperature - Junction	-65°C ~ 150°C	-65°C ~ 150°C	-40°C ~ 175°C
RoHS Status	ROHS3 Compliant	-	ROHS3 Compliant
REACH Status	REACH Unaffected	-	REACH Unaffected

Engineering Selection Recommendations

Selection of substitute parts should be based on product status, automotive grade, AEC-Q101 qualification, and compliance with environmental directives (RoHS, REACH). FESB16DTHM3/I is active and automotive qualified, representing a direct substitute within the Vishay product family. STPS40170CGY-TR is active, automotive qualified, and meets ROHS3 and REACH criteria within the relevant voltage and current rating framework for the application category specified.

Frequently Asked Questions (FAQ)

Q1: What are the key parameters required for substituting FESB16DTHE3_A/I in automotive applications?
A1: Voltage rating, forward current, package type, recovery speed, automotive qualification, environmental compliance (RoHS, REACH), and mounting configuration.

Q2: Are package and mounting types identical among listed substitutes?
A2: All substitute parts are specified in the TO-263-3, D2PAK (2 Leads + Tab), TO-263AB surface-mount package, guaranteeing mechanical compatibility.

Q3: How is automotive grade and compliance verified for substitute parts?
A3: Each listed substitute carries AEC-Q101 qualification and automotive grade identification. Environmental compliance is stated for RoHS and REACH.

Q4: Can the listed substitute parts be used in all circuits where FESB16DTHE3_A/I was previously specified?
A4: Substitute eligibility is strictly based on the electrical, mechanical, and compliance parameters provided. No further criteria should be considered outside the explicit input.

Q5: Why is it necessary to identify substitutes for FESB16DTHE3_A/I?
A5: The product status "Last Time Buy" indicates imminent discontinuation, requiring equivalent parts to ensure supply chain continuity.

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