HS2JFS General Purpose Rectifier Diode Equivalent & Substitute Parts

Part Overview

The HS2JFS is an active general purpose rectifier diode manufactured by Taiwan Semiconductor Corporation, rated for 600V DC reverse voltage with 2A average rectified current in a surface mount SOD-128 package. This component is designed for standard rectification applications requiring fast recovery characteristics. Equivalent and substitute parts are identified to provide alternative sourcing options while maintaining electrical and mechanical compatibility within specified parameters.

Key Parameters

Parameter	Value	Specification
Voltage - DC Reverse (Vr) (Max)	600 V	Maximum reverse voltage rating
Current - Average Rectified (Io)	2 A	Maximum average forward current
Voltage - Forward (Vf) (Max) @ If	1.7 V @ 2 A	Forward voltage drop at rated current
Speed	Fast Recovery ≤ 500ns, > 200mA (Io)	Recovery speed classification
Package / Case	SOD-128	Surface mount package type
Mounting Type	Surface Mount	PCB assembly method
Operating Temperature - Junction	-55°C ~ 150°C	Thermal operating range
RoHS Status	ROHS3 Compliant	Environmental compliance
Moisture Sensitivity Level (MSL)	1 (Unlimited)	Moisture handling classification

Substitute Part Grouping Explanation

Substitute parts for the HS2JFS are identified based on strict electrical and mechanical parameter matching. The following criteria determine substitution eligibility:

Critical Matching Parameters:

Voltage - DC Reverse (Vr) (Max): 600 V
Current - Average Rectified (Io): 2 A
Voltage - Forward (Vf) (Max) @ If: 1.7 V @ 2 A
Speed: Fast Recovery ≤ 500ns, > 200mA (Io)
Package / Case: SOD-128
Mounting Type: Surface Mount
Operating Temperature - Junction: -55°C ~ 150°C
RoHS Status: ROHS3 Compliant

The ES2JFS meets all critical electrical and mechanical parameters required for direct substitution with the HS2JFS. Both components are manufactured by Taiwan Semiconductor Corporation, share identical voltage and current ratings, forward voltage characteristics, package configuration, and environmental compliance certifications.

Parameter Comparison

Parameter	HS2JFS	ES2JFS	Match Status
Manufacturer	Taiwan Semiconductor Corporation	Taiwan Semiconductor Corporation	Identical
Category	Diodes, Rectifiers	Diodes, Rectifiers	Identical
Voltage - DC Reverse (Vr) (Max)	600 V	600 V	Identical
Current - Average Rectified (Io)	2 A	2 A	Identical
Voltage - Forward (Vf) (Max) @ If	1.7 V @ 2 A	1.7 V @ 2 A	Identical
Speed	Fast Recovery ≤ 500ns, > 200mA (Io)	Fast Recovery ≤ 500ns, > 200mA (Io)	Identical
Reverse Recovery Time (trr)	75 ns	35 ns	ES2JFS Superior
Current - Reverse Leakage @ Vr	1 µA @ 600 V	1 µA @ 600 V	Identical
Capacitance @ Vr, F	17 pF @ 4V, 1MHz	15 pF @ 4V, 1MHz	ES2JFS Lower
Package / Case	SOD-128	SOD-128	Identical
Mounting Type	Surface Mount	Surface Mount	Identical
Operating Temperature - Junction	-55°C ~ 150°C	-55°C ~ 150°C	Identical
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	Identical
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	Identical
REACH Status	REACH Unaffected	REACH Unaffected	Identical

Engineering Selection Recommendations

Both the HS2JFS and ES2JFS are active products with ROHS3 compliance and REACH unaffected status, meeting current environmental and regulatory requirements. Selection between these components is based on application-specific performance requirements and inventory availability.

The HS2JFS features a reverse recovery time of 75 ns and capacitance of 17 pF at 4V, 1MHz. The ES2JFS provides improved performance characteristics with a reverse recovery time of 35 ns and lower capacitance of 15 pF at 4V, 1MHz. Both components maintain identical voltage ratings, current ratings, forward voltage characteristics, and thermal operating ranges.

Component selection should consider circuit switching frequency requirements and reverse recovery performance needs. The ES2JFS demonstrates faster recovery characteristics suitable for higher frequency applications, while the HS2JFS remains suitable for standard rectification applications within the specified parameter envelope.

Frequently Asked Questions (FAQ)

Q: Can ES2JFS replace HS2JFS in existing designs?

A: Yes. The ES2JFS meets all critical electrical and mechanical parameters required for direct substitution. Both components share identical voltage ratings (600V), current ratings (2A), forward voltage characteristics (1.7V @ 2A), package configuration (SOD-128), and thermal operating range (-55°C to 150°C).

Q: What are the differences between HS2JFS and ES2JFS?

A: The primary differences are reverse recovery time and junction capacitance. The ES2JFS features a reverse recovery time of 35 ns compared to 75 ns for the HS2JFS, and lower capacitance of 15 pF versus 17 pF at 4V, 1MHz. These differences do not affect substitution eligibility for applications within the specified parameter range.

Q: Are both parts available in the same packaging?

A: Yes. Both HS2JFS and ES2JFS are supplied in SOD-128 surface mount packages with identical tape and reel (TR) packaging specifications.

Q: Do both parts meet current compliance requirements?

A: Yes. Both HS2JFS and ES2JFS are ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory standards.

Q: Which part should be selected for high-frequency switching applications?

A: Selection should be based on circuit switching frequency requirements and reverse recovery performance specifications. The ES2JFS provides faster recovery characteristics with 35 ns reverse recovery time, while the HS2JFS operates with 75 ns reverse recovery time. Both remain within the fast recovery classification (≤ 500ns, > 200mA).

Q: Are there any thermal considerations when substituting between these parts?

A: No. Both components share identical operating temperature ranges of -55°C to 150°C at the junction, eliminating thermal substitution concerns.

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