Equivalent & Substitute Parts for ESH1DHM3_A/I

Part Overview

The ESH1DHM3_A/I is a surface-mount, automotive-grade general-purpose diode in the DO-214AC (SMA) package, developed by Vishay General Semiconductor - Diodes Division. It features a maximum DC reverse voltage of 200 V, average rectified current of 1 A, a forward voltage of 900 mV at 1 A, fast recovery speed (≤500 ns), and a junction operating temperature range of -55°C to 175°C. The product is active and compliant with RoHS3, AEC-Q101 automotive qualification, and REACH standards.

Identifying equivalent and substitute rectifier diodes is necessary for supply chain flexibility, design maintenance, and ensuring uninterrupted production when facing inventory constraints or obsolescence.

Key Parameters

Parameter	Value
Manufacturer	Vishay General Semiconductor - Diodes Division
Category	Diodes, Rectifiers
Package / Case	DO-214AC, SMA
Mounting Type	Surface Mount
Voltage - DC Reverse (Vr) (Max)	200 V
Current - Average Rectified (Io)	1A
Voltage - Forward (Vf) (Max) @ If	900 mV @ 1 A
Speed	Fast Recovery =< 500ns, > 200mA (Io)
Reverse Recovery Time (trr)	25 ns
Current - Reverse Leakage @ Vr	1 µA @ 200 V
Capacitance @ Vr, F	25pF @ 4V, 1MHz
Grade / Qualification	Automotive / AEC-Q101
Operating Temperature - Junction	-55°C ~ 175°C
RoHS Status	ROHS3 Compliant
MSL	1 (Unlimited)
REACH Status	REACH Unaffected

Substitute Part Grouping Explanation

Substitute part selection is based strictly on equivalence in category (Diodes, Rectifiers), package type (DO-214AC, SMA), mounting method (Surface Mount), maximum DC reverse voltage (200 V), average rectified current (1 A), maximum forward voltage (900 mV @ 1 A), diode speed classification (Fast Recovery =< 500ns, > 200mA Io), reverse recovery time, reverse leakage current, temperature range, RoHS compliance, and automotive qualification where specified.

Key parameters for substitutability:

Category: Diodes, Rectifiers
Package / Case: DO-214AC, SMA
Mounting Type: Surface Mount
Voltage - DC Reverse (Vr) (Max): 200 V
Current - Average Rectified (Io): 1 A
Voltage - Forward (Vf) (Max) @ If: 900 mV @ 1 A
Speed and Reverse Recovery Time (trr)
Current - Reverse Leakage @ Vr
Capacitance @ Vr
Automotive Qualification / AEC-Q101 (if required)
Operating Temperature - Junction
RoHS and REACH Compliance

Parameter Comparison

Part Number	Manufacturer	Category	Package / Case	Mounting Type	Voltage - DC Reverse (Vr)	Average Rectified Current (Io)	Forward Voltage (Vf) @ 1A	Speed	Reverse Recovery Time (trr)	Reverse Leakage Current @ Vr	Capacitance @ Vr, F	Grade / Qualification	Operating Temp - Junction	RoHS Status	MSL	REACH Status
ESH1DHM3_A/I	Vishay GSDD	Diodes, Rectifiers	DO-214AC, SMA	Surface Mount	200 V	1A	900 mV	Fast Recovery =< 500ns	25 ns	1 µA @ 200 V	25pF @ 4V, 1MHz	Automotive / AEC-Q101	-55°C ~ 175°C	ROHS3	1	REACH Unaffected
ESH1D-E3/61T	Vishay GSDD	Diodes, Rectifiers	DO-214AC, SMA	Surface Mount	200 V	1A	900 mV	Fast Recovery =< 500ns	25 ns	1 µA @ 200 V	-	-	-55°C ~ 175°C	ROHS3	1	REACH Unaffected
ESH1DHE3_A/H	Vishay GSDD	Diodes, Rectifiers	DO-214AC, SMA	Surface Mount	200 V	1A	900 mV	Fast Recovery =< 500ns	25 ns	1 µA @ 200 V	25pF @ 4V, 1MHz	Automotive / AEC-Q101	-55°C ~ 175°C	ROHS3	1	REACH Unaffected
ESH1DHE3_A/I	Vishay GSDD	Diodes, Rectifiers	DO-214AC, SMA	Surface Mount	200 V	1A	900 mV	Fast Recovery =< 500ns	25 ns	1 µA @ 200 V	25pF @ 4V, 1MHz	Automotive / AEC-Q101	-55°C ~ 175°C	ROHS3	1	REACH Unaffected
VS-1EMH02-M3/5AT	Vishay GSDD	Diodes, Rectifiers	DO-214AC, SMA	Surface Mount	200 V	1A	900 mV	Fast Recovery =< 500ns	15.2 ns	2 µA @ 200 V	-	-	-55°C ~ 175°C	ROHS3	1	REACH Unaffected
VS-1EMH02HM3/5AT	Vishay GSDD	Diodes, Rectifiers	DO-214AC, SMA	Surface Mount	200 V	1A	900 mV	Fast Recovery =< 500ns	15.2 ns	2 µA @ 200 V	-	Automotive / AEC-Q101	-55°C ~ 175°C	ROHS3	1	REACH Unaffected
ESH1D	Taiwan Semiconductor	Diodes, Rectifiers	DO-214AC, SMA	Surface Mount	200 V	1A	900 mV	Fast Recovery =< 500ns	15 ns	1 µA @ 200 V	16pF @ 4V, 1MHz	-	-55°C ~ 175°C	ROHS3	1	REACH Unaffected
ESH2DA	Taiwan Semiconductor	Diodes, Rectifiers	DO-214AC, SMA	Surface Mount	200 V	1A	900 mV	Fast Recovery =< 500ns	25 ns	1 µA @ 200 V	25pF @ 4V, 1MHz	-	-55°C ~ 175°C	ROHS3	1	REACH Unaffected

Engineering Selection Recommendations

All substitute and equivalent parts listed are active, RoHS3 compliant, and conform to the required operating temperature range. Automotive or AEC-Q101 qualified parts are available and should be selected when specific automotive grade and qualification are necessary. Each listed part maintains identical mechanical and electrical fit based on provided data and aligns with the main part’s compliance and certification status.

Frequently Asked Questions (FAQ)

Q1: Which parameters are critical for selecting an equivalent rectifier diode?
A1: Critical parameters include diode category, package and mounting type, maximum DC reverse voltage, average rectified current, forward voltage at operational current, recovery speed, reverse recovery time, leakage current at specified voltage, capacitance, qualification status, operating temperature range, and compliance certifications.

Q2: Are all listed substitutes compatible with the DO-214AC (SMA) footprint?
A2: All components listed share the DO-214AC (SMA) package and are intended for surface mount applications.

Q3: Can substitutes be used for automotive applications?
A3: Substitutes with automotive grade and AEC-Q101 qualification are listed where specified. For automotive requirements, parts with these qualifications should be selected.

Q4: Are there differences in recovery time or leakage current among the substitutes?
A4: Differences exist as indicated in the parameter table. Reverse recovery time and leakage current values are provided for each part.

Q5: Does RoHS or REACH compliance vary among the substitutes?
A5: All equivalents and substitutes listed are RoHS3 compliant and REACH unaffected as per provided data.

Q6: Is the substitute's electrical performance identical across all models?
A6: Electrical performance is matched following the specified key parameters. Variations are detailed in the parameter comparison table.

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