S3D-13 Equivalent & Substitute Parts

Part Overview

The S3D-13 is a general-purpose rectifier diode manufactured by Diodes Incorporated, rated for 200 V DC reverse voltage and 3 A average rectified current in a surface mount SMC (DO-214AB) package. This part is discontinued at DiGi Electronics and classified as discontinued product status. Due to its discontinued status, equivalent and substitute parts are necessary for ongoing design support, production continuity, and component sourcing.

Key Parameters

Parameter	Value
Voltage - DC Reverse (Vr) (Max)	200 V
Current - Average Rectified (Io)	3 A
Voltage - Forward (Vf) (Max) @ If	1.15 V @ 3 A
Speed Classification	Standard Recovery >500ns, > 200mA (Io)
Current - Reverse Leakage @ Vr	10 µA @ 200 V
Package / Case	DO-214AB, SMC
Mounting Type	Surface Mount
Operating Temperature - Junction	-65°C ~ 150°C
RoHS Status	RoHS non-compliant

Substitute Part Grouping Explanation

Substitute parts for the S3D-13 are selected based on the following critical parameters that must match or exceed the original specification:

Mandatory Matching Parameters:

Voltage - DC Reverse (Vr) (Max): 200 V
Current - Average Rectified (Io): 3 A
Package / Case: DO-214AB, SMC
Mounting Type: Surface Mount

Performance Parameters (Allowable Variation):

Voltage - Forward (Vf): Substitutes may operate at lower forward voltage, indicating improved efficiency
Speed Classification: Substitutes may feature faster recovery times (≤500ns), providing enhanced performance
Current - Reverse Leakage: Substitutes may exhibit lower leakage current, indicating improved quality
Operating Temperature Range: Substitutes may extend the upper or lower temperature limits

Substitutes are grouped into two categories: parametric equivalents (identical electrical performance) and manufacturer-recommended alternatives (enhanced performance characteristics while maintaining core electrical ratings).

Parameter Comparison

Part Number	Manufacturer	Vr (Max)	Io	Vf (Max) @ If	Speed	Reverse Recovery Time (trr)	Reverse Leakage @ Vr	Operating Temp (Junction)	Product Status	RoHS Status
S3D-13	Diodes Incorporated	200 V	3 A	1.15 V @ 3 A	Standard Recovery >500ns	Not specified	10 µA @ 200 V	-65°C ~ 150°C	Discontinued	RoHS non-compliant
S3D-13-F	Diodes Incorporated	200 V	3 A	1.15 V @ 3 A	Standard Recovery >500ns	Not specified	10 µA @ 200 V	-65°C ~ 150°C	Active	ROHS3 Compliant
CURC303-G	Comchip Technology	200 V	3 A	1 V @ 3 A	Fast Recovery ≤500ns	50 ns	5 µA @ 200 V	-55°C ~ 150°C	Active	ROHS3 Compliant
ER3D-TP	Micro Commercial Co	200 V	3 A	950 mV @ 3 A	Fast Recovery ≤500ns	35 ns	5 µA @ 200 V	-50°C ~ 175°C	Active	ROHS3 Compliant
ES3D	Diotec Semiconductor	200 V	3 A	900 mV @ 3 A	Fast Recovery ≤500ns	20 ns	5 µA @ 200 V	-50°C ~ 150°C	Active	ROHS3 Compliant
ES3D-E3/57T	Vishay General Semiconductor - Diodes Division	200 V	3 A	900 mV @ 3 A	Fast Recovery ≤500ns	30 ns	10 µA @ 200 V	-55°C ~ 150°C	Active	ROHS3 Compliant
ES3D-E3/9AT	Vishay General Semiconductor - Diodes Division	200 V	3 A	900 mV @ 3 A	Fast Recovery ≤500ns	30 ns	10 µA @ 200 V	-55°C ~ 150°C	Active	ROHS3 Compliant
ESH3D-E3/57T	Vishay General Semiconductor - Diodes Division	200 V	3 A	900 mV @ 3 A	Fast Recovery ≤500ns	40 ns	5 µA @ 200 V	-55°C ~ 175°C	Active	ROHS3 Compliant
RS3D-E3/57T	Vishay General Semiconductor - Diodes Division	200 V	3 A	1.3 V @ 2.5 A	Fast Recovery ≤500ns	150 ns	10 µA @ 200 V	-55°C ~ 150°C	Active	ROHS3 Compliant
S3D	Diodes Incorporated	200 V	3 A	1.15 V @ 3 A	Standard Recovery >500ns	2 µs	10 µA @ 200 V	-65°C ~ 150°C	Obsolete	ROHS3 Compliant
S3D-TP	Micro Commercial Co	200 V	3 A	1.2 V @ 3 A	Standard Recovery >500ns	Not specified	10 µA @ 200 V	-55°C ~ 150°C	Not For New Designs	ROHS3 Compliant

Engineering Selection Recommendations

Primary Recommendation: S3D-13-F

The S3D-13-F is the direct parametric equivalent to the S3D-13, manufactured by Diodes Incorporated. It maintains identical electrical specifications including 200 V reverse voltage, 3 A average rectified current, and 1.15 V forward voltage at 3 A. The S3D-13-F is currently active in production with ROHS3 compliance, addressing the RoHS non-compliance limitation of the original S3D-13. This part is available in Tape & Reel packaging with 295,099 pieces in stock, providing reliable supply continuity.

Secondary Recommendations for Enhanced Performance:

For applications requiring improved efficiency and faster switching characteristics, the following active parts provide superior performance while maintaining core electrical ratings:

ES3D (Diotec Semiconductor): Offers the lowest forward voltage (900 mV @ 3 A) and fastest reverse recovery time (20 ns) among all substitutes. Operating temperature range of -50°C to 150°C matches the original specification. ROHS3 compliant with 131,200 pieces in stock.

ER3D-TP (Micro Commercial Co): Provides fast recovery (35 ns) with reduced forward voltage (950 mV @ 3 A) and extended upper operating temperature to 175°C. ROHS3 compliant with 16,840 pieces in stock.

ESH3D-E3/57T (Vishay General Semiconductor - Diodes Division): Combines fast recovery (40 ns) with extended temperature range (-55°C to 175°C) and reduced reverse leakage (5 µA @ 200 V). ROHS3 compliant with 10,200 pieces in stock.

Not Recommended for New Designs:

S3D-TP is marked as "Not For New Designs" and should not be selected for new applications. S3D is obsolete and should not be used. RS3D-E3/57T exhibits significantly higher reverse recovery time (150 ns) and is not suitable for applications requiring standard or fast recovery characteristics.

Frequently Asked Questions (FAQ)

Q: Can I directly replace S3D-13 with S3D-13-F?

A: Yes. The S3D-13-F is a direct parametric equivalent with identical electrical specifications. The primary difference is that S3D-13-F is currently active in production and ROHS3 compliant, whereas the original S3D-13 is discontinued and RoHS non-compliant. Both parts use the same DO-214AB (SMC) package and mounting type.

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

A: Recovery speed refers to how quickly the diode transitions from conducting to blocking state. The S3D-13 specifies standard recovery (>500ns), while many substitutes offer fast recovery (≤500ns). Fast recovery diodes reduce switching losses and are suitable for higher-frequency applications. Standard recovery diodes are appropriate for lower-frequency rectification applications.

Q: Are all substitute parts ROHS3 compliant?

A: All recommended substitute parts are ROHS3 compliant. The original S3D-13 is RoHS non-compliant. If RoHS compliance is required for your application, S3D-13-F or any of the manufacturer-recommended alternatives are suitable selections.

Q: What packaging options are available for substitutes?

A: Substitute parts are available in multiple packaging formats: Tape & Reel (TR), Cut Tape (CT) & Digi-Reel®, and bulk packaging. All parts maintain the same DO-214AB (SMC) component package. Select packaging based on your procurement and assembly requirements.

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

A: Yes. Substitutes with lower forward voltage (such as ES3D at 900 mV versus the original 1.15 V) provide improved efficiency and reduced power dissipation. Lower forward voltage is a beneficial characteristic and does not create compatibility issues in rectification applications.

Q: Which substitute offers the best overall performance?

A: ES3D provides the best combination of performance characteristics: lowest forward voltage (900 mV @ 3 A), fastest reverse recovery time (20 ns), ROHS3 compliance, and highest inventory availability (131,200 pieces). However, selection should be based on your specific application requirements regarding switching speed, temperature range, and thermal management.

Q: Is the operating temperature range important for my selection?

A: Operating temperature range becomes critical if your application operates outside the -65°C to 150°C range of the original S3D-13. ER3D-TP and ESH3D-E3/57T extend the upper temperature limit to 175°C, which is beneficial for high-temperature environments. Verify your application's thermal requirements before final selection.

Q: Can I use multiple different substitute parts in the same design?

A: All recommended substitute parts are electrically compatible and can be used interchangeably in the same circuit. However, for manufacturing consistency and supply chain management, it is preferable to standardize on a single part number per design revision.

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