ES1J-TP Equivalent & Substitute Parts

Part Overview

The ES1J-TP is a general-purpose rectifier diode manufactured by Micro Commercial Co, rated for 600 V DC reverse voltage and 1 A average rectified current in a surface mount DO-214AC (HSMA) package. This component is classified as obsolete, which necessitates identification of equivalent and substitute parts for ongoing design support and procurement continuity. Equivalent parts maintain identical electrical and mechanical specifications, while substitute parts provide functional alternatives with acceptable parameter variations within engineering tolerances.

Key Parameters

Parameter	Value	Unit
Voltage - DC Reverse (Vr) (Max)	600	V
Current - Average Rectified (Io)	1	A
Voltage - Forward (Vf) (Max) @ If	1.35	V @ 1 A
Speed Classification	Fast Recovery ≤ 500ns, > 200mA (Io)	—
Reverse Recovery Time (trr)	75	ns
Current - Reverse Leakage @ Vr	5	µA @ 600 V
Mounting Type	Surface Mount	—
Package / Case	DO-214AC, SMA	—
Operating Temperature - Junction	-50 to 150	°C
RoHS Status	ROHS3 Compliant	—

Substitute Part Grouping Explanation

Substitution of the ES1J-TP is determined by the following critical parameters:

Mandatory Matching Parameters:

Voltage - DC Reverse (Vr) (Max): 600 V
Current - Average Rectified (Io): 1 A
Mounting Type: Surface Mount
Package / Case: DO-214AC or compatible SMA variant

Acceptable Variation Parameters:

Voltage - Forward (Vf) (Max) @ If: Substitute parts may exceed the ES1J-TP specification of 1.35 V @ 1 A up to 1.7 V, provided the application circuit design accommodates increased forward voltage drop
Reverse Recovery Time (trr): Substitute parts may have faster recovery times (35 ns) or slower recovery times (2 µs) depending on application requirements
Current - Reverse Leakage @ Vr: Substitute parts with 10 µA @ 600 V are acceptable where leakage current tolerance permits
Operating Temperature Range: Substitute parts with extended or narrower temperature ranges are acceptable if the application operates within the substitute part's specified range
Speed Classification: Both fast recovery (≤ 500ns) and standard recovery (> 500ns) parts are listed as substitutes based on application compatibility

Compliance Parameters:

RoHS Status: All substitute parts maintain ROHS3 compliance
Moisture Sensitivity Level (MSL): All parts rated MSL 1 (Unlimited)

Parameter Comparison

Manufacturer Part Number	Manufacturer	Vr (Max) [V]	Io [A]	Vf (Max) @ If [V]	Speed	trr [ns]	Ir @ Vr [µA]	Package	Temp Range [°C]	Product Status
ES1J-TP	Micro Commercial Co	600	1	1.35 @ 1A	Fast Recovery ≤ 500ns	75	5 @ 600V	DO-214AC (HSMA)	-50 to 150	Obsolete
ES1J-LTP	Micro Commercial Co	600	1	1.7 @ 1A	Fast Recovery ≤ 500ns	35	5 @ 600V	DO-214AC (SMA)	-65 to 175	Active
CGRA4005-G	Comchip Technology	600	1	1.1 @ 1A	Fast Recovery ≤ 500ns	—	5 @ 600V	DO-214AC (SMA)	-55 to 150	Active
ES1J	HY Electronic (Cayman) Limited	600	1	1.7 @ 1A	Fast Recovery ≤ 500ns	35	5 @ 600V	DO-214AC (SMA)	-55 to 150	Active
GF1J	onsemi	600	1	1.0 @ 1A	Standard Recovery > 500ns	2000	5 @ 600V	DO-214AC (SMA)	-65 to 175	Not For New Designs
GF1J-E3/67A	Vishay General Semiconductor - Diodes Division	600	1	1.1 @ 1A	Standard Recovery > 500ns	2000	5 @ 600V	DO-214BA	-65 to 175	Active
MRA4005T1G	onsemi	600	1	1.1 @ 1A	Standard Recovery > 500ns	—	10 @ 600V	DO-214AC (SMA)	-55 to 175	Not For New Designs
MRA4005T3G	onsemi	600	1	1.1 @ 1A	Standard Recovery > 500ns	—	10 @ 600V	DO-214AC (SMA)	-55 to 175	Not For New Designs
NRVA4005T3G	onsemi	600	1	1.1 @ 1A	Standard Recovery > 500ns	—	10 @ 600V	DO-214AC (SMA)	-55 to 150	Not For New Designs
RS1J	Taiwan Semiconductor Corporation	600	1	1.3 @ 1A	Fast Recovery ≤ 500ns	250	5 @ 600V	DO-214AC (SMA)	-55 to 150	Active
RS1J-13-F	Diodes Incorporated	600	1	1.3 @ 1A	Fast Recovery ≤ 500ns	250	5 @ 600V	DO-214AC (SMA)	-65 to 150	Active

Engineering Selection Recommendations

Primary Recommendation: ES1J-LTP

The ES1J-LTP is the direct equivalent from the same manufacturer (Micro Commercial Co) and shares the base product number ES1J. This part is in active production status, ensuring long-term availability and supply chain stability. The ES1J-LTP maintains the same voltage and current ratings (600 V, 1 A) and surface mount package configuration. While the forward voltage specification is higher (1.7 V vs. 1.35 V), this represents a conservative design margin. The faster reverse recovery time (35 ns vs. 75 ns) provides improved switching performance. The extended operating temperature range (-65°C to 175°C) accommodates broader application requirements. ROHS3 compliance is maintained.

Secondary Recommendations for Fast Recovery Applications:

RS1J-13-F (Diodes Incorporated) and RS1J (Taiwan Semiconductor Corporation) are fast recovery alternatives with reverse recovery times of 250 ns. Both maintain the 600 V / 1 A specifications and DO-214AC SMA package compatibility. RS1J-13-F offers extended temperature range (-65°C to 150°C) and is in active production. Forward voltage specifications (1.3 V @ 1 A) are closer to the ES1J-TP than ES1J-LTP.

CGRA4005-G (Comchip Technology) provides fast recovery performance with the lowest forward voltage specification (1.1 V @ 1 A), beneficial for applications sensitive to power dissipation. Active production status ensures availability.

Alternative Recommendations for Standard Recovery Applications:

GF1J-E3/67A (Vishay General Semiconductor - Diodes Division) is an active production part with standard recovery characteristics (2 µs reverse recovery time). This part uses the DO-214BA package variant instead of DO-214AC, requiring PCB layout verification for mechanical compatibility. The extended temperature range (-65°C to 175°C) and SUPERECTIFIER® series designation indicate optimized performance characteristics.

Avoid for New Designs:

Parts designated "Not For New Designs" (GF1J, MRA4005T1G, MRA4005T3G, NRVA4005T3G) should not be selected for new circuit development. These parts are suitable only for legacy system maintenance or repair applications where the original part specification must be maintained.

Frequently Asked Questions (FAQ)

Q: Can ES1J-LTP directly replace ES1J-TP without circuit modification?

A: ES1J-LTP is electrically compatible with ES1J-TP for the same voltage and current ratings. The higher forward voltage specification (1.7 V vs. 1.35 V) requires verification that the application circuit design accommodates the increased voltage drop. The faster reverse recovery time (35 ns vs. 75 ns) is a performance improvement with no negative impact on circuit operation.

Q: What is the difference between fast recovery and standard recovery diodes?

A: Fast recovery diodes (≤ 500ns reverse recovery time) switch off more quickly, reducing switching losses and enabling higher frequency operation. Standard recovery diodes (> 500ns reverse recovery time) have slower switching characteristics but lower forward voltage drop in some designs. Selection depends on the application's switching frequency and power dissipation requirements.

Q: Are DO-214AC and DO-214BA packages interchangeable?

A: DO-214AC and DO-214BA are distinct surface mount packages with different physical dimensions and PCB footprints. While both are SMA-style packages, they are not mechanically interchangeable. PCB layout and component placement must be verified before substituting between these package types.

Q: Why do some substitute parts have higher reverse leakage current (10 µA vs. 5 µA)?

A: Reverse leakage current variation is a normal characteristic across different manufacturers and process technologies. A 10 µA specification at 600 V is acceptable for most general-purpose rectifier applications. Applications with strict leakage current requirements should specify parts with 5 µA maximum leakage.

Q: What does "Not For New Designs" product status mean?

A: Parts with "Not For New Designs" status are in production but not recommended for incorporation into new circuit designs. These parts are typically maintained for legacy system support and repair. New designs should select parts with "Active" product status to ensure long-term availability and manufacturer support.

Q: Can I use a substitute part with a lower forward voltage specification?

A: Yes. Parts with lower forward voltage specifications (such as CGRA4005-G at 1.1 V vs. ES1J-TP at 1.35 V) reduce power dissipation and heat generation. This is a beneficial substitution for applications where thermal management is a concern. Circuit operation is not negatively affected by lower forward voltage.

Q: Are all listed substitute parts RoHS3 compliant?

A: All substitute parts listed in this reference maintain ROHS3 compliance, ensuring compatibility with environmental and regulatory requirements. Moisture Sensitivity Level (MSL) is rated 1 (Unlimited) for all parts, indicating no special moisture handling precautions are required during storage or assembly.

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