SS3P3L-M3/87A Equivalent & Substitute Parts

Part Overview

The SS3P3L-M3/87A is an active Schottky rectifier diode manufactured by Vishay General Semiconductor - Diodes Division. This surface mount component operates at 30 V DC reverse voltage with a 3 A average rectified current rating. The device is housed in a TO-277 (3-PowerDFN) package and is designed for fast recovery applications with switching speeds ≤ 500 ns at currents exceeding 200 mA. The part is ROHS3 compliant and carries an MSL rating of 1 (Unlimited), indicating no moisture sensitivity restrictions. Equivalent and substitute parts are identified to support procurement flexibility, inventory management, and supply chain continuity for applications requiring identical or functionally compatible Schottky rectifier diodes.

Key Parameters

Parameter	Value	Unit
Voltage - DC Reverse (Vr) (Max)	30	V
Current - Average Rectified (Io)	3	A
Voltage - Forward (Vf) (Max) @ If	470 mV @ 3 A	mV
Speed	Fast Recovery ≤ 500 ns, > 200 mA (Io)	ns
Current - Reverse Leakage @ Vr	250	µA @ 30 V
Mounting Type	Surface Mount	-
Package / Case	TO-277, 3-PowerDFN	-
Operating Temperature - Junction	-55 to 150	°C
Technology	Schottky	-
RoHS Status	ROHS3 Compliant	-
MSL Rating	1 (Unlimited)	-

Substitute Part Grouping Explanation

Substitution of the SS3P3L-M3/87A is determined by strict equivalence across the following critical parameters:

Mandatory Matching Parameters:

Voltage - DC Reverse (Vr) (Max): 30 V
Current - Average Rectified (Io): 3 A
Technology: Schottky
Mounting Type: Surface Mount
Package / Case: TO-277, 3-PowerDFN
Speed Classification: Fast Recovery ≤ 500 ns, > 200 mA (Io)

Compliance Requirements:

RoHS3 Compliance
MSL Rating: 1 (Unlimited)

The PMEG030V030EPDZ manufactured by Nexperia USA Inc. meets all mandatory matching parameters and compliance requirements. Both devices share identical voltage and current ratings, Schottky technology classification, surface mount configuration, and TO-277 package specification. Both components are ROHS3 compliant with MSL 1 ratings. The substitute part demonstrates equivalent fast recovery characteristics and is qualified to AEC-Q101 automotive standards, providing additional qualification coverage beyond the base requirement.

Parameter Comparison

Parameter	SS3P3L-M3/87A (Vishay)	PMEG030V030EPDZ (Nexperia)	Match Status
Voltage - DC Reverse (Vr) (Max)	30 V	30 V	Equivalent
Current - Average Rectified (Io)	3 A	3 A	Equivalent
Voltage - Forward (Vf) (Max) @ If	470 mV @ 3 A	450 mV @ 3 A	Compatible (Nexperia lower)
Speed	Fast Recovery ≤ 500 ns, > 200 mA (Io)	Fast Recovery ≤ 500 ns, > 200 mA (Io)	Equivalent
Current - Reverse Leakage @ Vr	250 µA @ 30 V	150 µA @ 30 V	Compatible (Nexperia lower)
Mounting Type	Surface Mount	Surface Mount	Equivalent
Package / Case	TO-277, 3-PowerDFN	TO-277, 3-PowerDFN	Equivalent
Operating Temperature - Junction (Max)	150°C	175°C	Compatible (Nexperia higher)
Technology	Schottky	Schottky	Equivalent
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	Equivalent
MSL Rating	1 (Unlimited)	1 (Unlimited)	Equivalent

Engineering Selection Recommendations

SS3P3L-M3/87A (Vishay General Semiconductor - Diodes Division)

Select this part for applications requiring the eSMP® series designation and established Vishay supply chain integration. The device is active and in production with 1004 units currently in stock. ROHS3 compliance and MSL 1 rating support standard manufacturing environments without moisture control requirements.

PMEG030V030EPDZ (Nexperia USA Inc.)

Select this part as the primary substitute for equivalent performance with enhanced specifications. The device demonstrates lower forward voltage drop (450 mV vs. 470 mV @ 3 A) and reduced reverse leakage current (150 µA vs. 250 µA @ 30 V), resulting in improved efficiency and lower standby power consumption. The component carries AEC-Q101 automotive qualification, extending application scope to automotive-grade systems. Maximum junction temperature rating of 175°C provides 25°C additional thermal margin compared to the primary part. ROHS3 compliance and MSL 1 rating match the original specification. Inventory availability of 5183 units supports high-volume procurement requirements.

Both parts are active products with unrestricted moisture sensitivity and full regulatory compliance. Selection between these devices is determined by supply chain preference, inventory availability, and application-specific thermal or efficiency requirements.

Frequently Asked Questions (FAQ)

Q: Can the PMEG030V030EPDZ directly replace the SS3P3L-M3/87A in existing designs?

A: Yes. Both devices share identical voltage ratings (30 V), current ratings (3 A), Schottky technology classification, surface mount configuration, and TO-277 package specification. The PMEG030V030EPDZ demonstrates equivalent or superior electrical performance across all common parameters. No circuit redesign is required for direct substitution.

Q: What is the significance of the lower forward voltage drop in the PMEG030V030EPDZ?

A: The PMEG030V030EPDZ exhibits a forward voltage drop of 450 mV at 3 A compared to 470 mV for the SS3P3L-M3/87A. This 20 mV reduction decreases power dissipation and improves overall circuit efficiency. In high-current or continuous-duty applications, this difference translates to measurable thermal and power consumption benefits.

Q: Are both parts suitable for automotive applications?

A: The SS3P3L-M3/87A is an active industrial-grade component with ROHS3 compliance. The PMEG030V030EPDZ carries AEC-Q101 automotive qualification, making it suitable for automotive-grade system requirements. For automotive applications, the PMEG030V030EPDZ is the specified choice.

Q: What does the TO-277 package designation indicate?

A: TO-277 is a surface mount package classification for power diodes. Both parts use the 3-PowerDFN variant, a compact three-lead configuration optimized for high-current rectification in space-constrained applications. The package provides direct thermal coupling to PCB ground planes for efficient heat dissipation.

Q: How do the reverse leakage current specifications compare?

A: The SS3P3L-M3/87A specifies 250 µA reverse leakage at 30 V, while the PMEG030V030EPDZ specifies 150 µA at the same conditions. Lower reverse leakage reduces standby power consumption and improves circuit efficiency in applications with extended idle periods or low-current standby modes.

Q: What is the significance of the AEC-Q101 qualification on the PMEG030V030EPDZ?

A: AEC-Q101 is an automotive electronics qualification standard that certifies component reliability under automotive operating conditions, including temperature cycling, vibration, and thermal stress. This qualification extends the PMEG030V030EPDZ application scope to automotive-grade systems where industrial-grade components are insufficient.

Q: Are there any thermal performance differences between these parts?

A: The PMEG030V030EPDZ specifies a maximum junction temperature of 175°C compared to 150°C for the SS3P3L-M3/87A. This 25°C additional thermal margin provides greater design flexibility in high-temperature environments or applications with elevated ambient conditions.

Q: Do both parts have identical moisture sensitivity requirements?

A: Yes. Both the SS3P3L-M3/87A and PMEG030V030EPDZ carry MSL 1 (Unlimited) ratings, indicating no moisture sensitivity restrictions. Standard manufacturing and storage conditions apply without specialized moisture control requirements.

Q: What is the fast recovery speed specification, and why is it important?

A: Both parts specify fast recovery ≤ 500 ns at currents exceeding 200 mA. Fast recovery characteristics minimize reverse recovery time, reducing switching losses and electromagnetic interference in high-frequency rectification circuits. This specification is critical for power supply and inverter applications operating above 50 kHz.

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