RS1DHE3_A/I Equivalent & Substitute Parts

Part Overview

The RS1DHE3_A/I is a general-purpose fast recovery rectifier diode manufactured by Vishay General Semiconductor - Diodes Division. This surface mount diode operates at 200 V DC reverse voltage with 1 A average rectified current in a DO-214AC (SMA) package. The part is classified as Active product status with automotive grade qualification (AEC-Q101) and is ROHS3 compliant.

Substitute parts are necessary when the primary part number becomes unavailable, when alternative packaging formats are required for manufacturing processes, or when sourcing from multiple suppliers is required for supply chain continuity.

Key Parameters

Parameter	Value	Unit
Voltage - DC Reverse (Vr) Maximum	200	V
Current - Average Rectified (Io)	1	A
Voltage - Forward (Vf) Maximum @ If	1.3	V @ 1 A
Speed Classification	Fast Recovery ≤ 500ns, > 200mA (Io)	-
Reverse Recovery Time (trr)	150	ns
Current - Reverse Leakage @ Vr	5	µA @ 200 V
Capacitance @ Vr, F	10	pF @ 4V, 1MHz
Package / Case	DO-214AC, SMA	-
Operating Temperature - Junction	-55 to 150	°C
Mounting Type	Surface Mount	-
RoHS Status	ROHS3 Compliant	-
Moisture Sensitivity Level (MSL)	1 (Unlimited)	-

Substitute Part Grouping Explanation

Substitute parts for the RS1DHE3_A/I are grouped based on electrical and mechanical parameter equivalence within the general-purpose rectifier diode category. The primary substitution criteria are:

Critical Parameters for Substitution:

Voltage - DC Reverse (Vr) Maximum: 200 V
Current - Average Rectified (Io): 1 A
Package / Case: DO-214AC, SMA
Mounting Type: Surface Mount
Speed Classification: Fast Recovery ≤ 500ns, > 200mA (Io)

Substitution Categories:

Parametric Equivalents (Identical Electrical and Mechanical Specifications): Parts that match all critical parameters including reverse recovery time, forward voltage, and reverse leakage current specifications. These parts are direct functional replacements with identical performance characteristics.

Manufacturer Recommended Equivalents (Functionally Compatible): Parts from alternative manufacturers that meet the same voltage and current ratings in the same package, with comparable or superior electrical characteristics. These parts may have different reverse recovery times or forward voltage specifications but remain compatible for general-purpose rectification applications.

Packaging Variants: Parts with identical electrical specifications but different packaging formats (Tape & Reel versus Cut Tape), allowing flexibility in manufacturing and assembly processes.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Vr (Max) V	Io (A)	Vf (Max) @ If (V)	trr (ns)	Ir @ Vr (µA)	Package	Packaging Format	Product Status	Grade
RS1DHE3_A/I	Vishay General Semiconductor	200	1	1.3 @ 1 A	150	5 @ 200 V	DO-214AC, SMA	Tape & Reel (TR)	Active	Automotive
RS1D-E3/61T	Vishay General Semiconductor	200	1	1.3 @ 1 A	150	5 @ 200 V	DO-214AC, SMA	Cut Tape (CT)	Active	-
RS1DHE3_A/H	Vishay General Semiconductor	200	1	1.3 @ 1 A	150	5 @ 200 V	DO-214AC, SMA	Tape & Reel (TR)	Active	Automotive
RS1D	Taiwan Semiconductor Corporation	200	1	1.3 @ 1 A	150	5 @ 200 V	DO-214AC, SMA	Tape & Reel (TR)	Active	-
RS1D-A	ANBON SEMICONDUCTOR (INT'L) LIMITED	200	1	1.3 @ 1 A	150	5 @ 200 V	DO-214AC, SMA	Tape & Reel (TR)	Active	-
EGF1D	onsemi	200	1	1 @ 1 A	50	10 @ 200 V	DO-214AC, SMA	Cut Tape (CT) & Digi-Reel®	Not For New Designs	-
ES1D	EVVO Semi	200	1	1 @ 1 A	35	5 @ 200 V	DO-214AC, SMA	Cut Tape (CT) & Digi-Reel®	Active	-
ES1D-13-F	Diodes Incorporated	200	1	0.92 @ 1 A	25	5 @ 200 V	DO-214AC, SMA	Cut Tape (CT) & Digi-Reel®	Active	-
GF1D	Fairchild Semiconductor	200	1	1 @ 1 A	2000	5 @ 200 V	DO-214AC, SMA	-	Active	-

Engineering Selection Recommendations

For Automotive Applications with AEC-Q101 Requirement:

The RS1DHE3_A/H and RS1DHE3_A/I are both qualified to AEC-Q101 automotive standards and maintain identical electrical specifications. Selection between these two Vishay parts depends on packaging format availability: RS1DHE3_A/H and RS1DHE3_A/I are both supplied in Tape & Reel format and are functionally interchangeable.

For General-Purpose Applications without Automotive Qualification:

The RS1D-E3/61T (Vishay, Cut Tape format), RS1D (Taiwan Semiconductor Corporation), and RS1D-A (ANBON SEMICONDUCTOR) provide parametric equivalence with identical electrical performance. These parts are suitable for non-automotive applications requiring 200 V, 1 A fast recovery rectification.

For Applications Requiring Improved Reverse Recovery Performance:

The ES1D (EVVO Semi) and ES1D-13-F (Diodes Incorporated) offer faster reverse recovery times (35 ns and 25 ns respectively) compared to the RS1DHE3_A/I (150 ns). These parts maintain the same voltage and current ratings and are suitable for applications where reduced switching losses are beneficial.

For Legacy System Support:

The EGF1D (onsemi) is classified as "Not For New Designs" and should not be selected for new product development. The GF1D (Fairchild Semiconductor) exhibits standard recovery characteristics (2 µs) rather than fast recovery, making it unsuitable as a direct substitute for fast recovery applications.

Packaging Format Considerations:

Tape & Reel (TR) format is standard for high-volume automated assembly. Cut Tape (CT) format is suitable for lower-volume applications or manual assembly processes. Selection should align with manufacturing process requirements.

Frequently Asked Questions (FAQ)

Q: Can RS1D-E3/61T be used as a direct replacement for RS1DHE3_A/I?

A: Yes. The RS1D-E3/61T is a parametric equivalent with identical electrical specifications (200 V, 1 A, 150 ns reverse recovery time, 1.3 V forward voltage). The primary difference is packaging format: RS1D-E3/61T is supplied in Cut Tape (CT) format while RS1DHE3_A/I is supplied in Tape & Reel (TR) format. Both are DO-214AC (SMA) surface mount packages suitable for the same PCB assembly processes.

Q: What is the difference between RS1DHE3_A/I and RS1DHE3_A/H?

A: Both parts are manufactured by Vishay General Semiconductor with identical electrical specifications and automotive AEC-Q101 qualification. Both are supplied in Tape & Reel format. These designations represent different manufacturing lots or date codes but are functionally interchangeable.

Q: Is ES1D-13-F a suitable substitute for RS1DHE3_A/I?

A: ES1D-13-F is functionally compatible for general-purpose rectification applications. Both parts operate at 200 V, 1 A in DO-214AC (SMA) packages. However, ES1D-13-F has a faster reverse recovery time (25 ns versus 150 ns) and lower forward voltage (0.92 V versus 1.3 V). These superior characteristics make ES1D-13-F suitable for applications where reduced switching losses are beneficial, but the parts are not electrically identical.

Q: Why is EGF1D marked as "Not For New Designs"?

A: EGF1D is classified as "Not For New Designs" by onsemi, indicating the manufacturer has discontinued active development and support for this part number. While the part meets the same voltage and current specifications, new product designs should select from parts with Active product status to ensure long-term availability and manufacturer support.

Q: Can GF1D (Fairchild Semiconductor) replace RS1DHE3_A/I?

A: GF1D is not a suitable substitute. While both parts operate at 200 V, 1 A in DO-214AC (SMA) packages, GF1D is classified as standard recovery (2 µs reverse recovery time) rather than fast recovery (≤ 500 ns). This fundamental difference in switching characteristics makes GF1D unsuitable for applications designed around the fast recovery performance of RS1DHE3_A/I.

Q: What does "Fast Recovery ≤ 500ns, > 200mA (Io)" mean?

A: This specification indicates the diode exhibits fast recovery characteristics with reverse recovery time not exceeding 500 nanoseconds when switching currents greater than 200 milliamps. This classification distinguishes fast recovery diodes from standard recovery diodes and affects switching loss performance in high-frequency applications.

Q: Are all substitute parts ROHS3 compliant?

A: All listed substitute parts are ROHS3 compliant. The RS1DHE3_A/I, RS1D-E3/61T, RS1DHE3_A/H, RS1D, RS1D-A, EGF1D, ES1D, and ES1D-13-F all meet ROHS3 requirements. Compliance status should be verified with the specific manufacturer for any parts not explicitly listed in this reference.

Q: What is the significance of Moisture Sensitivity Level (MSL) 1?

A: MSL 1 (Unlimited) indicates the component has unlimited shelf life and does not require special moisture control during storage or handling. This classification simplifies inventory management and reduces the risk of moisture-related failures during manufacturing.

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