Equivalent & Substitute Parts for S3J-E3/9AT

Part Overview

The S3J-E3/9AT is a general-purpose rectifier diode manufactured by Vishay General Semiconductor - Diodes Division. This surface mount diode operates at 600 V DC reverse voltage with a 3 A average rectified current rating and is packaged in DO-214AB (SMC) format. The part is Active in product status and ROHS3 compliant. Equivalent and substitute parts are identified to address supply chain requirements, packaging format preferences, and application-specific performance characteristics while maintaining electrical and mechanical compatibility.

Key Parameters

Parameter	Value	Unit
Voltage - DC Reverse (Vr) (Max)	600	V
Current - Average Rectified (Io)	3	A
Voltage - Forward (Vf) (Max) @ If	1.15 V @ 2.5 A	V
Reverse Recovery Time (trr)	2.5	µs
Current - Reverse Leakage @ Vr	10	µA @ 600 V
Capacitance @ Vr, F	60	pF @ 4V, 1MHz
Package / Case	DO-214AB, SMC	—
Mounting Type	Surface Mount	—
Operating Temperature - Junction	-55 to 150	°C
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level (MSL)	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitute parts for the S3J-E3/9AT are classified into three categories based on substitution relationship and electrical characteristics:

Parametric Equivalents maintain identical electrical specifications across voltage, current, recovery time, and leakage characteristics. These parts differ only in packaging format (Tape & Reel versus Cut Tape) or include automotive-grade qualifications. Parametric equivalents include S3J-E3/57T, S3J-M3/57T, S3JHE3_A/H, and S3JHE3_A/I.

Direct Substitutes share the same voltage and current ratings with minor variations in forward voltage, recovery characteristics, or temperature range. These parts maintain functional compatibility in standard applications. Direct substitutes include S3J-TP (Micro Commercial Co), STTH3R06S (STMicroelectronics), and ER3J-TP (Micro Commercial Co).

Upgrade Alternatives provide enhanced performance characteristics such as improved reverse recovery time, lower forward voltage, or extended temperature range while maintaining the same voltage and current ratings. Upgrade alternatives include S3J-13-F (Diodes Incorporated), ES3J (Good-Ark Semiconductor), and MURS360T3G (onsemi).

Substitution eligibility is determined by the following key parameters: Voltage - DC Reverse (Vr) (Max) = 600 V, Current - Average Rectified (Io) = 3 A, Package / Case = DO-214AB (SMC), Mounting Type = Surface Mount, and RoHS Status = ROHS3 Compliant.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Vr (Max) [V]	Io [A]	Vf (Max) [V]	trr [µs/ns]	Ir @ Vr [µA]	Packaging	Grade	Tj (Max) [°C]
S3J-E3/9AT	Vishay	600	3	1.15 @ 2.5A	2.5 µs	10 @ 600V	Tape & Reel	Standard	150
S3J-E3/57T	Vishay	600	3	1.15 @ 2.5A	2.5 µs	10 @ 600V	Cut Tape	Standard	150
S3J-M3/57T	Vishay	600	3	1.15 @ 2.5A	2.5 µs	10 @ 600V	Cut Tape & Digi-Reel	Standard	150
S3JHE3_A/H	Vishay	600	3	1.15 @ 2.5A	2.5 µs	10 @ 600V	Tape & Reel	Automotive AEC-Q101	150
S3JHE3_A/I	Vishay	600	3	1.15 @ 2.5A	2.5 µs	10 @ 600V	Cut Tape & Digi-Reel	Automotive AEC-Q101	150
S3J-TP	Micro Commercial Co	600	3	1.2 @ 3A	2.5 µs	10 @ 600V	Tape & Reel	Standard	150
STTH3R06S	STMicroelectronics	600	3	1.7 @ 3A	35 ns	3 @ 600V	Cut Tape & Digi-Reel	Standard	175
S3J-13-F	Diodes Incorporated	600	3	1.15 @ 3A	2.5 µs	10 @ 600V	Tape & Reel	Standard	150
ER3J-TP	Micro Commercial Co	600	3	1.7 @ 3A	35 ns	5 @ 600V	Tape & Reel	Standard	175
ES3J	Good-Ark Semiconductor	600	3	1.7 @ 3A	35 ns	10 @ 600V	Cut Tape & Digi-Reel	Standard	150
MURS360T3G	onsemi	600	3	1.25 @ 3A	75 ns	10 @ 600V	Cut Tape & Digi-Reel	Standard	175

Engineering Selection Recommendations

Parametric Equivalents (S3J-E3/57T, S3J-M3/57T, S3JHE3_A/H, S3JHE3_A/I): These Vishay parts are direct electrical equivalents to the S3J-E3/9AT. Selection among these variants depends on packaging requirements. S3J-E3/57T and S3J-M3/57T are available in Cut Tape format for applications requiring individual component handling. S3JHE3_A/H and S3JHE3_A/I carry AEC-Q101 automotive qualification and are suitable for automotive applications requiring enhanced reliability documentation. All parametric equivalents maintain identical electrical performance and temperature range.

Direct Substitutes (S3J-TP, STTH3R06S, ER3J-TP): These parts are functionally compatible with the S3J-E3/9AT in standard rectification applications. S3J-TP (Micro Commercial Co) exhibits slightly elevated forward voltage (1.2 V @ 3 A) but maintains standard recovery characteristics. STTH3R06S (STMicroelectronics) and ER3J-TP (Micro Commercial Co) feature fast recovery characteristics (35 ns) with extended maximum junction temperature (175°C), suitable for high-temperature environments. These parts are ROHS3 compliant and MSL 1 rated.

Upgrade Alternatives (S3J-13-F, ES3J, MURS360T3G): These parts provide enhanced performance characteristics. S3J-13-F (Diodes Incorporated) maintains standard recovery time with improved forward voltage specification. ES3J (Good-Ark Semiconductor) and MURS360T3G (onsemi) feature fast recovery characteristics with extended temperature ratings. MURS360T3G offers the lowest forward voltage (1.25 V @ 3 A) among fast recovery options. All upgrade alternatives are ROHS3 compliant and MSL 1 rated.

Selection criteria include packaging format preference (Tape & Reel, Cut Tape, or Digi-Reel), automotive qualification requirements (AEC-Q101), recovery speed requirements (standard versus fast), and operating temperature range constraints.

Frequently Asked Questions (FAQ)

Q: Can S3J-E3/57T be used as a direct replacement for S3J-E3/9AT?

A: Yes. S3J-E3/57T is a parametric equivalent with identical electrical specifications. The difference is packaging format: S3J-E3/9AT is supplied in Tape & Reel format, while S3J-E3/57T is supplied in Cut Tape format. Both are manufactured by Vishay and maintain the same voltage (600 V), current (3 A), forward voltage (1.15 V @ 2.5 A), and recovery characteristics (2.5 µs).

Q: What is the difference between standard recovery and fast recovery diodes in this product category?

A: Recovery speed is determined by reverse recovery time (trr). The S3J-E3/9AT has standard recovery with trr of 2.5 µs. Fast recovery alternatives such as STTH3R06S, ER3J-TP, ES3J, and MURS360T3G have trr values between 35 ns and 75 ns. Fast recovery diodes reduce switching losses in high-frequency applications but may exhibit higher forward voltage. Selection depends on application frequency requirements.

Q: Are automotive-grade parts (S3JHE3_A/H, S3JHE3_A/I) required for all applications?

A: Automotive-grade parts carry AEC-Q101 qualification, which documents enhanced reliability testing and traceability. These parts are required for automotive applications subject to automotive quality standards. For non-automotive applications, standard-grade equivalents such as S3J-E3/57T or S3J-M3/57T are functionally equivalent and appropriate.

Q: What packaging formats are available for the S3J-E3/9AT equivalent parts?

A: Available packaging formats include Tape & Reel (TR), Cut Tape (CT), and Cut Tape & Digi-Reel combinations. Tape & Reel format is suitable for automated assembly lines. Cut Tape format is used for manual assembly or lower-volume applications. Digi-Reel is a hybrid format combining cut tape with reel compatibility. Selection depends on assembly process requirements.

Q: Can STTH3R06S or MURS360T3G be used in place of S3J-E3/9AT in all applications?

A: STTH3R06S and MURS360T3G are functionally compatible for rectification applications. Both maintain 600 V reverse voltage and 3 A current ratings. However, these fast recovery alternatives exhibit higher forward voltage (1.7 V and 1.25 V respectively, compared to 1.15 V for the S3J-E3/9AT) and significantly faster recovery times (35 ns and 75 ns versus 2.5 µs). Applications sensitive to forward voltage drop or operating at low switching frequencies should verify compatibility before substitution.

Q: What is the significance of MSL 1 (Unlimited) moisture sensitivity level?

A: MSL 1 indicates the component has unlimited shelf life and requires no special moisture control during storage or handling. This is the least restrictive moisture sensitivity classification and simplifies inventory management and logistics compared to higher MSL ratings.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All substitute parts listed are ROHS3 compliant, indicating compliance with Restriction of Hazardous Substances Directive 3. This compliance is maintained across all parametric equivalents, direct substitutes, and upgrade alternatives.

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