Equivalent & Substitute Parts for SS23-M3/52T

Part Overview

The SS23-M3/52T is a Schottky rectifier diode manufactured by Vishay General Semiconductor - Diodes Division, rated for 30 V DC reverse voltage and 2 A average rectified current in a DO-214AA (SMB) surface mount package. This component is classified as Active product status and is ROHS3 compliant. Equivalent and substitute parts are identified to support procurement flexibility, inventory management, and supply chain continuity while maintaining electrical and mechanical compatibility within specified parameters.

Key Parameters

Parameter	Value	Unit
Technology	Schottky	—
Voltage - DC Reverse (Vr) (Max)	30	V
Current - Average Rectified (Io)	2	A
Voltage - Forward (Vf) (Max) @ If	500 mV @ 2 A	—
Speed	Fast Recovery ≤ 500ns, > 200mA (Io)	—
Current - Reverse Leakage @ Vr	400	µA @ 30 V
Mounting Type	Surface Mount	—
Package / Case	DO-214AA, SMB	—
Operating Temperature - Junction	-65 to 125	°C
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level (MSL)	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitute parts for the SS23-M3/52T are grouped into two categories based on substitution type and electrical compatibility:

Parametric Equivalents share identical electrical specifications across all critical parameters: 30 V reverse voltage rating, 2 A average rectified current, 500 mV forward voltage drop at 2 A, fast recovery speed characteristic, and 400 µA reverse leakage current at 30 V. These parts are direct functional replacements with no performance trade-offs.

Manufacturer Recommended Substitutes meet the core electrical requirements (30 V, 2 A, fast recovery, SMB package) but exhibit variations in secondary parameters such as forward voltage (445–500 mV range), reverse leakage current (1 mA maximum), junction temperature range (-55°C to 150°C), and capacitance specifications. These variations remain within acceptable operating margins for most applications while offering alternative sourcing options.

All substitute parts maintain surface mount DO-214AA (SMB) package compatibility, ROHS3 compliance, MSL 1 rating, and Active product status. Substitution is valid when the application circuit tolerates the specified parameter variations.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Vr (Max) [V]	Io [A]	Vf (Max) @ 2A [mV]	Reverse Leakage @ 30V [µA]	Tj Range [°C]	Packaging	Product Status
SS23-M3/52T	Vishay General Semiconductor	30	2	500	400	-65 to 125	Tape & Reel (TR)	Active
SS23-E3/52T	Vishay General Semiconductor	30	2	500	400	-65 to 125	Cut Tape (CT) & Digi-Reel®	Active
SS23	Taiwan Semiconductor Corporation	30	2	500	400	-55 to 125	Tape & Reel (TR)	Active
B130LB-13-F	Diodes Incorporated	30	2	445	1000	-55 to 125	Cut Tape (CT) & Digi-Reel®	Active
B230-13-F	Diodes Incorporated	30	2	500	500	-65 to 150	Cut Tape (CT) & Digi-Reel®	Active
MBRS230LT3G	onsemi	30	2	500	1000	-55 to 125	Cut Tape (CT) & Digi-Reel®	Active

Engineering Selection Recommendations

Direct Replacement (Parametric Equivalents): SS23-E3/52T and SS23 are parametric equivalents to SS23-M3/52T. Both maintain identical electrical performance across voltage, current, forward voltage, and reverse leakage specifications. SS23-E3/52T differs only in packaging format (Cut Tape & Digi-Reel® versus Tape & Reel). SS23 (Taiwan Semiconductor Corporation) is electrically identical but operates over a reduced junction temperature range (-55°C to 125°C versus -65°C to 125°C). Selection between these equivalents depends on packaging requirements and minimum operating temperature constraints.

Manufacturer Recommended Substitutes: B130LB-13-F, B230-13-F, and MBRS230LT3G are manufacturer-recommended alternatives that satisfy the core 30 V / 2 A / SMB package requirements. All three maintain fast recovery speed and ROHS3 compliance.

B130LB-13-F (Diodes Incorporated) offers improved forward voltage performance (445 mV versus 500 mV at 2 A), reducing power dissipation in high-current applications. Reverse leakage is elevated to 1 mA at 30 V. Operating temperature range is -55°C to 125°C.

B230-13-F (Diodes Incorporated) maintains 500 mV forward voltage matching the main part but extends the maximum junction temperature to 150°C, supporting higher thermal environments. Reverse leakage is 500 µA at 30 V. Operating temperature range is -65°C to 150°C.

MBRS230LT3G (onsemi) matches 500 mV forward voltage and extends reverse leakage to 1 mA at 30 V. Operating temperature range is -55°C to 125°C.

All substitute parts are Active status and ROHS3 compliant. Selection among these alternatives is determined by application-specific requirements for forward voltage losses, reverse leakage tolerance, and operating temperature range.

Frequently Asked Questions (FAQ)

Q: Can SS23-E3/52T replace SS23-M3/52T directly? A: Yes. SS23-E3/52T is a parametric equivalent with identical electrical specifications. The only difference is packaging format: SS23-E3/52T is supplied in Cut Tape & Digi-Reel® format while SS23-M3/52T is supplied in Tape & Reel format. Both are suitable for surface mount assembly.

Q: What is the difference between parametric equivalents and manufacturer-recommended substitutes? A: Parametric equivalents (SS23-E3/52T, SS23) share all electrical specifications with the main part. Manufacturer-recommended substitutes (B130LB-13-F, B230-13-F, MBRS230LT3G) meet core requirements (30 V, 2 A, SMB package, fast recovery) but may vary in secondary parameters such as forward voltage, reverse leakage, or temperature range. Substitutes are valid when circuit design tolerates these variations.

Q: Is the SS23 from Taiwan Semiconductor Corporation a suitable replacement? A: SS23 is a parametric equivalent with identical electrical performance. The junction temperature range is reduced to -55°C to 125°C (versus -65°C to 125°C for the main part). Selection depends on whether the application requires operation below -55°C.

Q: Which substitute offers the lowest forward voltage drop? A: B130LB-13-F offers 445 mV forward voltage at 2 A, compared to 500 mV for the main part and other substitutes. This 55 mV reduction decreases power dissipation in high-current applications.

Q: Can I use B230-13-F in applications requiring operation above 125°C? A: B230-13-F supports junction temperatures up to 150°C, extending the thermal operating range compared to the main part (125°C maximum). This makes B230-13-F suitable for high-temperature environments.

Q: Are all substitute parts ROHS3 compliant? A: Yes. All listed substitute parts (SS23-E3/52T, SS23, B130LB-13-F, B230-13-F, MBRS230LT3G) are ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating.

Q: What is the impact of reverse leakage variation among substitutes? A: The main part specifies 400 µA reverse leakage at 30 V. B130LB-13-F, MBRS230LT3G, and B230-13-F exhibit higher reverse leakage (1 mA, 1 mA, and 500 µA respectively). Applications sensitive to leakage current in standby or low-power modes should verify circuit tolerance before substitution.

Q: Are all substitute parts available in SMB package? A: Yes. All substitute parts are supplied in DO-214AA (SMB) surface mount package, maintaining mechanical and thermal compatibility with the main part.

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