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SS13M RSG Equivalent & Substitute Parts
Part Overview
The SS13M RSG is an active Schottky rectifier diode manufactured by Taiwan Semiconductor Corporation, designed for surface mount applications in the Micro SMA package. This component operates at 30 V DC reverse voltage with 1 A average rectified current capacity. The part is supplied in Cut Tape (CT) packaging with 3100 pieces currently in stock.
Equivalent and substitute parts are identified to address supply chain requirements, packaging format preferences, or specific application constraints while maintaining electrical and mechanical compatibility within defined parameters.
Substiute Parts
Key Parameters
| Parameter | Value | Unit |
|---|---|---|
| Voltage - DC Reverse (Vr) (Max) | 30 | V |
| Current - Average Rectified (Io) | 1 | A |
| Voltage - Forward (Vf) (Max) @ If | 520 mV @ 1 A | mV |
| Speed | Fast Recovery ≤ 500ns, > 200mA (Io) | ns |
| Current - Reverse Leakage @ Vr | 5 | µA @ 30 V |
| Capacitance @ Vr, F | 50 | pF @ 4V, 1MHz |
| Operating Temperature - Junction | -55 to 150 | °C |
| Mounting Type | Surface Mount | — |
| Package / Case | 2-SMD, Flat Lead | — |
| Technology | Schottky | — |
| RoHS Status | ROHS3 Compliant | — |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | — |
Substitute Part Grouping Explanation
Substitute parts for the SS13M RSG are classified into two categories based on electrical and mechanical compatibility:
Parametric Equivalent: SS13MHRSG differs from the main part only in packaging format (Tape & Reel versus Cut Tape). All electrical parameters, temperature range, and compliance certifications remain identical. This substitute is suitable for applications requiring bulk reel packaging.
Similar Substitute: RSX071VA-30TR is a Rohm Semiconductor Schottky diode that shares the same 30 V reverse voltage rating and fast recovery speed specification. However, this part operates at 700 mA average rectified current (versus 1 A for the main part) and exhibits different forward voltage and reverse leakage characteristics. The RSX071VA-30TR uses the TUMD2 package instead of Micro SMA. This substitute is applicable only in circuits where the reduced current rating and alternative package form factor are acceptable.
Substitution eligibility is determined by:
- Voltage - DC Reverse (Vr) (Max): Must equal or exceed 30 V
- Technology: Must be Schottky
- Mounting Type: Must be Surface Mount
- RoHS and MSL compliance: Must match or exceed the main part
Parameter Comparison
| Parameter | SS13M RSG (Main) | SS13MHRSG (Parametric Equivalent) | RSX071VA-30TR (Similar) |
|---|---|---|---|
| Manufacturer | Taiwan Semiconductor Corporation | Taiwan Semiconductor Corporation | Rohm Semiconductor |
| Voltage - DC Reverse (Vr) (Max) | 30 V | 30 V | 30 V |
| Current - Average Rectified (Io) | 1 A | 1 A | 700 mA |
| Voltage - Forward (Vf) (Max) @ If | 520 mV @ 1 A | 520 mV @ 1 A | 420 mV @ 700 mA |
| Speed | Fast Recovery ≤ 500ns, > 200mA (Io) | Fast Recovery ≤ 500ns, > 200mA (Io) | Fast Recovery ≤ 500ns, > 200mA (Io) |
| Current - Reverse Leakage @ Vr | 5 µA @ 30 V | 5 µA @ 30 V | 200 µA @ 30 V |
| Operating Temperature - Junction | -55°C to 150°C | -55°C to 150°C | 150°C (Max) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 2-SMD, Flat Lead | 2-SMD, Flat Lead | 2-SMD, Flat Lead |
| Supplier Device Package | Micro SMA | Micro SMA | TUMD2 |
| Packaging Format | Cut Tape (CT) | Tape & Reel (TR) | Cut Tape (CT) |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) |
| Product Status | Active | Active | Active |
Engineering Selection Recommendations
SS13MHRSG (Parametric Equivalent): This part is a direct electrical equivalent with identical performance specifications. Selection of SS13MHRSG is appropriate when Tape & Reel packaging is required for automated assembly processes or high-volume production. All compliance certifications (ROHS3, MSL 1) and operating parameters are identical to the main part. Inventory availability is higher at 14,093 pieces.
RSX071VA-30TR (Similar Substitute): This part shares the same 30 V reverse voltage rating and fast recovery speed characteristic. However, the reduced current rating of 700 mA (versus 1 A) and higher reverse leakage current of 200 µA (versus 5 µA) indicate this substitute is suitable only for applications with lower current demands. The TUMD2 package differs from the Micro SMA package of the main part, requiring PCB layout verification. Selection of RSX071VA-30TR is valid only when circuit requirements accommodate the reduced current capacity and alternative package footprint. All compliance certifications are maintained.
Both substitute parts maintain ROHS3 compliance and MSL 1 rating, ensuring compatibility with standard manufacturing and storage protocols.
Frequently Asked Questions (FAQ)
Q: Can SS13MHRSG be used as a direct replacement for SS13M RSG?
A: Yes. SS13MHRSG is a parametric equivalent with identical electrical specifications, temperature range, and compliance certifications. The only difference is packaging format: SS13MHRSG is supplied in Tape & Reel format while SS13M RSG is supplied in Cut Tape format. Both use the Micro SMA package.
Q: What are the limitations of using RSX071VA-30TR as a substitute?
A: RSX071VA-30TR has a reduced average rectified current rating of 700 mA compared to the 1 A rating of SS13M RSG. Additionally, reverse leakage current is 200 µA versus 5 µA for the main part. The package is TUMD2 instead of Micro SMA, requiring PCB footprint verification. Use RSX071VA-30TR only in applications where these differences are acceptable.
Q: Are all substitute parts RoHS compliant?
A: Yes. Both SS13MHRSG and RSX071VA-30TR are ROHS3 compliant, matching the compliance status of SS13M RSG.
Q: What is the moisture sensitivity level for these parts?
A: All three parts (SS13M RSG, SS13MHRSG, and RSX071VA-30TR) have MSL 1 (Unlimited) rating, indicating no moisture sensitivity restrictions during storage and handling.
Q: Can RSX071VA-30TR handle the same voltage as SS13M RSG?
A: Yes. RSX071VA-30TR has a 30 V maximum DC reverse voltage rating, identical to SS13M RSG. However, the current capacity difference must be considered for circuit design.
Q: What is the operating temperature range for each part?
A: SS13M RSG and SS13MHRSG both operate from -55°C to 150°C junction temperature. RSX071VA-30TR has a maximum junction temperature of 150°C but does not specify a minimum operating temperature in the provided data.
Q: Which substitute should I select for high-volume automated assembly?
A: SS13MHRSG is recommended for high-volume automated assembly due to its Tape & Reel packaging format, which is optimized for pick-and-place equipment. It maintains all electrical equivalence to the main part.
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