SGL1-20 Equivalent & Substitute Parts

Part Overview

The SGL1-20 is an active Schottky rectifier diode manufactured by Diotec Semiconductor, designed for surface mount applications in the DO-213AA (MINI-MELF) package. This component operates at 20V DC reverse voltage with 1A average rectified current and features fast recovery characteristics suitable for high-frequency switching applications. The part is ROHS3 compliant and currently in active production status with 978 pieces available in inventory.

Equivalent and substitute parts are identified to provide design flexibility, accommodate supply chain variations, and support alternative sourcing strategies while maintaining functional compatibility within specified electrical and mechanical parameters.

Substiute Parts

SGL1-20

Diotec SemiconductorIn Stock: 1010SGL1-20 Datasheet

Current PartRFQ

BAS3010A03WE6327HTSA1

Infineon TechnologiesIn Stock: 3198BAS3010A03WE6327HTSA1 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the SGL1-20 are identified based on the following substitution criteria:

Primary Compatibility Parameters:

• Technology classification: Schottky diode
• Current rating: 1A average rectified current (Io)
• Voltage rating: Minimum 20V DC reverse voltage (Vr)
• Mounting type: Surface mount
• Speed classification: Fast recovery ≤ 500ns at > 200mA

Functional Equivalence Logic: A part qualifies as a substitute when it meets or exceeds the SGL1-20 electrical specifications while maintaining surface mount compatibility. The substitute BAS3010A03WE6327HTSA1 satisfies these criteria through higher voltage rating (30V), equivalent current capacity (1A), superior forward voltage performance (470 mV vs. 500 mV), and identical fast recovery speed classification. Package differences (SOD-323 vs. DO-213AA) represent mechanical variations that require PCB layout verification but do not affect electrical substitution validity.

Parameter Comparison

Engineering Selection Recommendations

SGL1-20 (Diotec Semiconductor): Select this part when DO-213AA (MINI-MELF) package footprint is required for existing PCB designs. The component is ROHS3 compliant and active in production with established supply availability (978 pieces in stock). Operating temperature range extends to 150°C junction temperature, supporting higher thermal environments.

BAS3010A03WE6327HTSA1 (Infineon Technologies): Select this substitute when SOD-323 package compatibility exists in the design. The part provides higher voltage margin (30V vs. 20V), lower forward voltage drop (470 mV vs. 500 mV), and reduced reverse leakage current (200 µA @ 30V vs. 500 µA @ 20V). ROHS3 compliance and REACH unaffected status confirm regulatory alignment. Higher inventory availability (3100 pieces) supports volume requirements. Operating temperature range is -65°C to 125°C, suitable for standard industrial applications.

Both parts maintain identical current rating (1A) and fast recovery speed classification, ensuring functional equivalence in switching applications.

Frequently Asked Questions (FAQ)

Q: Can BAS3010A03WE6327HTSA1 directly replace SGL1-20 on existing PCBs?

A: Electrical substitution is valid; however, package differences require verification. SGL1-20 uses DO-213AA (MINI-MELF) while BAS3010A03WE6327HTSA1 uses SOD-323. PCB footprint compatibility must be confirmed before implementation. If footprints are identical or the design accommodates SOD-323 dimensions, direct substitution is feasible.

Q: What are the key electrical advantages of the BAS3010A03WE6327HTSA1 substitute?

A: The substitute provides three measurable improvements: 50% higher reverse voltage rating (30V vs. 20V), 6% lower forward voltage drop (470 mV vs. 500 mV at 1A), and 60% lower reverse leakage current (200 µA @ 30V vs. 500 µA @ 20V). These characteristics reduce power dissipation and improve circuit reliability in voltage-sensitive applications.

Q: Are both parts compliant with current regulatory standards?

A: Yes. Both SGL1-20 and BAS3010A03WE6327HTSA1 are ROHS3 compliant. The Infineon part carries additional REACH unaffected status, confirming no restricted substances. The Diotec part indicates REACH information available upon request.

Q: What is the temperature operating range difference between these parts?

A: SGL1-20 operates from -50°C to 150°C junction temperature, while BAS3010A03WE6327HTSA1 operates from -65°C to 125°C. The Diotec part supports higher maximum junction temperature; the Infineon part supports lower minimum temperature. Application thermal requirements determine which range is appropriate.

Q: How do the packaging options affect component selection?

A: DO-213AA (MINI-MELF) and SOD-323 are distinct surface mount packages with different footprint geometries. Selection depends on existing PCB design constraints. DO-213AA is a larger package; SOD-323 is more compact. Verify PCB layout compatibility and reflow profile suitability for the selected package before procurement.

Q: Are there inventory considerations for these parts?

A: SGL1-20 has 978 pieces in stock; BAS3010A03WE6327HTSA1 has 3100 pieces available. Higher inventory of the substitute may support larger production volumes or extended lead time mitigation strategies.