ES3F-M3/9AT Equivalent & Substitute Parts

Part Overview

The ES3F-M3/9AT is a general-purpose rectifier diode manufactured by Vishay General Semiconductor - Diodes Division. This surface mount diode operates at 300 V DC reverse voltage with a 3 A average rectified current rating and is packaged in the DO-214AB (SMC) form factor. The device is classified as Active product status and is ROHS3 compliant. Substitute parts are identified when equivalent electrical and mechanical parameters are required for component procurement, inventory management, or supply chain continuity.

Key Parameters

Parameter	Value	Unit
Voltage - DC Reverse (Vr) (Max)	300	V
Current - Average Rectified (Io)	3	A
Voltage - Forward (Vf) (Max) @ If	1.1 @ 3 A	V
Reverse Recovery Time (trr)	50	ns
Current - Reverse Leakage @ Vr	10 @ 300 V	µA
Capacitance @ Vr, F	30 @ 4V, 1MHz	pF
Package / Case	DO-214AB, SMC	—
Operating Temperature - Junction	-55 to 150	°C
Technology	Standard	—
Speed Classification	Fast Recovery ≤ 500ns, > 200mA (Io)	—

Substitute Part Grouping Explanation

Substitute parts for the ES3F-M3/9AT are identified based on strict electrical and mechanical parameter equivalence. The substitution criteria are:

Electrical Parameters (Must Match):

Voltage - DC Reverse (Vr) (Max): 300 V
Current - Average Rectified (Io): 3 A
Voltage - Forward (Vf) (Max) @ If: 1.1 V @ 3 A
Reverse Recovery Time (trr): 50 ns
Current - Reverse Leakage @ Vr: 10 µA @ 300 V
Capacitance @ Vr, F: 30 pF @ 4V, 1MHz
Speed Classification: Fast Recovery ≤ 500ns, > 200mA (Io)

Mechanical Parameters (Must Match):

Package / Case: DO-214AB, SMC
Mounting Type: Surface Mount
Operating Temperature - Junction: -55°C to 150°C

Compliance & Status (Must Match):

Product Status: Active
Technology: Standard
RoHS Status: ROHS3 Compliant
Moisture Sensitivity Level (MSL): 1 (Unlimited)

The ES3F-M3/9AT belongs to the ES3F base product family. Substitute parts within this family maintain identical electrical performance and mechanical compatibility while differing only in packaging configuration (tape & reel variant designation).

Parameter Comparison

Parameter	ES3F-M3/9AT	ES3F-E3/57T	Match
Manufacturer	Vishay General Semiconductor - Diodes Division	Vishay General Semiconductor - Diodes Division	Yes
Category	Diodes, Rectifiers	Diodes, Rectifiers	Yes
Voltage - DC Reverse (Vr) (Max)	300 V	300 V	Yes
Current - Average Rectified (Io)	3 A	3 A	Yes
Voltage - Forward (Vf) (Max) @ If	1.1 V @ 3 A	1.1 V @ 3 A	Yes
Reverse Recovery Time (trr)	50 ns	50 ns	Yes
Current - Reverse Leakage @ Vr	10 µA @ 300 V	10 µA @ 300 V	Yes
Capacitance @ Vr, F	30 pF @ 4V, 1MHz	30 pF @ 4V, 1MHz	Yes
Package / Case	DO-214AB, SMC	DO-214AB, SMC	Yes
Mounting Type	Surface Mount	Surface Mount	Yes
Operating Temperature - Junction	-55°C to 150°C	-55°C to 150°C	Yes
Technology	Standard	Standard	Yes
Speed Classification	Fast Recovery ≤ 500ns, > 200mA (Io)	Fast Recovery ≤ 500ns, > 200mA (Io)	Yes
Product Status	Active	Active	Yes
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	Yes
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	Yes
REACH Status	REACH Unaffected	REACH Unaffected	Yes

Engineering Selection Recommendations

Both the ES3F-M3/9AT and ES3F-E3/57T are Active product status components manufactured by Vishay General Semiconductor - Diodes Division. Both devices are ROHS3 compliant and REACH unaffected, meeting current regulatory requirements for electronic component procurement.

The ES3F-E3/57T is available in higher inventory quantity (15,750 pcs) compared to the ES3F-M3/9AT (1,038 pcs). Both parts are supplied in tape & reel packaging and are suitable for automated surface mount assembly processes.

Selection between these equivalent parts is determined by supply chain availability, packaging configuration requirements, and inventory status. Both devices deliver identical electrical performance and mechanical compatibility within the DO-214AB (SMC) package form factor.

Frequently Asked Questions (FAQ)

Q: Can the ES3F-E3/57T be used as a direct replacement for the ES3F-M3/9AT?

A: Yes. Both parts are parametrically equivalent across all electrical specifications (300 V reverse voltage, 3 A average rectified current, 1.1 V forward voltage, 50 ns reverse recovery time) and mechanical parameters (DO-214AB SMC package, surface mount configuration, -55°C to 150°C operating temperature range). Both are ROHS3 compliant and REACH unaffected.

Q: What is the difference between ES3F-M3/9AT and ES3F-E3/57T?

A: The part numbers reflect different tape & reel packaging configurations from the same ES3F base product family. The electrical and mechanical specifications are identical. The designation suffix indicates the specific packaging variant and supplier reel configuration.

Q: Are these diodes suitable for high-frequency switching applications?

A: Both devices are classified as fast recovery diodes with a 50 ns reverse recovery time and operate within the fast recovery speed category (≤ 500ns, > 200mA). The 30 pF capacitance at 4V, 1MHz supports switching applications within the specified electrical parameters.

Q: What is the operating temperature range for these diodes?

A: The junction operating temperature range is -55°C to 150°C for both the ES3F-M3/9AT and ES3F-E3/57T.

Q: Are these components RoHS compliant?

A: Yes. Both the ES3F-M3/9AT and ES3F-E3/57T are ROHS3 compliant and REACH unaffected.

Q: What is the moisture sensitivity level (MSL) for these diodes?

A: Both parts have an MSL rating of 1 (Unlimited), indicating no moisture sensitivity restrictions for storage and handling.

Q: Can these diodes be used in automated surface mount assembly?

A: Yes. Both parts are supplied in tape & reel packaging and are configured for surface mount assembly in the DO-214AB (SMC) package form factor.

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