MBRM110ET3 Equivalent & Substitute Parts

Part Overview

The MBRM110ET3 is a Schottky rectifier diode manufactured by onsemi, rated for 10 V DC reverse voltage and 1 A average rectified current in a Powermite surface mount package. This component is classified as obsolete, necessitating identification of equivalent substitute parts for ongoing design requirements and production continuity. Substitute parts must maintain functional compatibility within the specified electrical and mechanical parameters while considering current product availability and compliance status.

Key Parameters

Parameter	Value
Voltage - DC Reverse (Vr) (Max)	10 V
Current - Average Rectified (Io)	1 A
Voltage - Forward (Vf) (Max) @ If	530 mV @ 1 A
Speed	Fast Recovery ≤ 500ns, > 200mA (Io)
Current - Reverse Leakage @ Vr	1 µA @ 10 V
Mounting Type	Surface Mount
Operating Temperature - Junction	-55°C ~ 150°C
Technology	Schottky

Substitute Part Grouping Explanation

Substitute parts for the MBRM110ET3 are identified based on the following electrical and mechanical compatibility criteria:

Primary Substitution Criteria:

Schottky diode technology
Voltage rating equal to or greater than 10 V DC reverse
Current rating equal to or greater than 1 A average rectified
Fast recovery speed characteristic (≤ 500ns, > 200mA)
Surface mount packaging configuration
Operating temperature range encompassing -55°C to 150°C junction temperature

Identified Substitute Parts:

PMEG1030EJ,115 (Nexperia USA Inc.) – Meets primary criteria with enhanced current rating (3 A) and automotive qualification
SS2P2L-M3/84A (Vishay General Semiconductor) – Meets primary criteria with elevated voltage rating (20 V) and current rating (2 A)

Both substitutes satisfy the minimum electrical requirements while offering improved performance margins and active product status.

Parameter Comparison

Parameter	MBRM110ET3 (onsemi)	PMEG1030EJ,115 (Nexperia)	SS2P2L-M3/84A (Vishay)
Technology	Schottky	Schottky	Schottky
Voltage - DC Reverse (Vr) (Max)	10 V	10 V	20 V
Current - Average Rectified (Io)	1 A	3 A	2 A
Voltage - Forward (Vf) (Max) @ If	530 mV @ 1 A	530 mV @ 3 A	500 mV @ 2 A
Speed	Fast Recovery ≤ 500ns, > 200mA	Fast Recovery ≤ 500ns, > 200mA	Fast Recovery ≤ 500ns, > 200mA
Current - Reverse Leakage @ Vr	1 µA @ 10 V	3 mA @ 10 V	200 µA @ 20 V
Mounting Type	Surface Mount	Surface Mount	Surface Mount
Operating Temperature - Junction	-55°C ~ 150°C	150°C (Max)	-55°C ~ 150°C
Product Status	Obsolete	Active	Active
RoHS Status	RoHS non-compliant	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

PMEG1030EJ,115 Selection Criteria:

Active product status with high inventory availability (38,102 pcs)
ROHS3 compliance and AEC-Q100 automotive qualification
Identical voltage rating (10 V) and forward voltage characteristics (530 mV @ rated current)
Enhanced current capacity (3 A) provides design margin above 1 A requirement
SOD-323F package differs from original Powermite; PCB layout modification required
Operating temperature maximum of 150°C matches original specification

SS2P2L-M3/84A Selection Criteria:

Active product status with substantial inventory availability (30,100 pcs)
ROHS3 compliance with eSMP® series designation
Elevated voltage rating (20 V) provides overvoltage margin
Current rating (2 A) exceeds 1 A requirement
Forward voltage (500 mV @ 2 A) is lower than original specification
DO-220AA package differs from original Powermite; PCB layout modification required
Operating temperature range (-55°C ~ 150°C) matches original specification

Both substitutes address the obsolescence of MBRM110ET3 while providing improved compliance status and active manufacturing support.

Frequently Asked Questions (FAQ)

Q: Can PMEG1030EJ,115 directly replace MBRM110ET3 without circuit modification?

A: Electrical substitution is valid; however, package geometry differs (SOD-323F versus Powermite). PCB footprint redesign is required. Verify mechanical clearance and thermal management in the target application.

Q: What is the significance of the higher current rating in PMEG1030EJ,115 (3 A versus 1 A)?

A: The 3 A rating provides operational margin and thermal headroom. The component operates at lower junction temperature when conducting 1 A, extending component life and improving reliability.

Q: Why does SS2P2L-M3/84A have a 20 V rating when the original is 10 V?

A: The elevated voltage rating (20 V) is a design enhancement that provides protection against transient overvoltage conditions. The component remains fully functional at 10 V operation with improved safety margin.

Q: How does the reverse leakage current difference affect circuit performance?

A: PMEG1030EJ,115 exhibits 3 mA leakage at 10 V compared to 1 µA in the original. SS2P2L-M3/84A exhibits 200 µA at its rated 20 V. Leakage current impact depends on circuit impedance and application sensitivity. Evaluate in high-impedance or precision analog circuits.

Q: Are both substitutes suitable for automotive applications?

A: PMEG1030EJ,115 carries AEC-Q100 automotive qualification. SS2P2L-M3/84A does not list automotive qualification in provided specifications. Application requirements determine suitability.

Q: What compliance advantages do the substitutes offer over the original MBRM110ET3?

A: Both PMEG1030EJ,115 and SS2P2L-M3/84A are ROHS3 compliant, whereas MBRM110ET3 is RoHS non-compliant. This addresses regulatory requirements for new designs and manufacturing in restricted substance jurisdictions.

Q: Can circuit design remain unchanged when substituting these parts?

A: Electrical parameters are compatible within specified ranges. However, package differences necessitate PCB layout modification. Thermal design review is recommended for applications operating near maximum current or temperature limits.

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