BYG23MHM3_A/I Equivalent & Substitute Parts

Part Overview

The BYG23MHM3_A/I is an avalanche diode rated for 1000 V DC reverse voltage with 1.5 A average rectified current, manufactured by Vishay General Semiconductor - Diodes Division. This surface mount rectifier diode in DO-214AC (SMA) package is designed for fast recovery applications with a reverse recovery time of 75 ns. The part is active in production status with automotive-grade qualification (AEC-Q101) and is ROHS3 compliant. Substitute parts are identified when equivalent electrical performance and mechanical compatibility are required due to inventory availability, packaging format preferences, or supply chain considerations.

Key Parameters

Parameter	Value	Unit
Voltage - DC Reverse (Vr) (Max)	1000	V
Current - Average Rectified (Io)	1.5	A
Voltage - Forward (Vf) (Max) @ If	1.7 @ 1 A	V
Reverse Recovery Time (trr)	75	ns
Current - Reverse Leakage @ Vr	5 @ 1000 V	µA
Speed Classification	Fast Recovery ≤ 500ns, > 200mA (Io)	—
Package / Case	DO-214AC, SMA	—
Mounting Type	Surface Mount	—
Operating Temperature - Junction	-55 to 150	°C
Technology	Avalanche	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level (MSL)	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitute parts for the BYG23MHM3_A/I are qualified based on identical electrical and mechanical parameters. All substitute parts share the following critical specifications:

Voltage - DC Reverse (Vr) (Max): 1000 V
Current - Average Rectified (Io): 1.5 A
Voltage - Forward (Vf) (Max) @ If: 1.7 V @ 1 A
Reverse Recovery Time (trr): 75 ns
Current - Reverse Leakage @ Vr: 5 µA @ 1000 V
Package / Case: DO-214AC, SMA
Mounting Type: Surface Mount
Operating Temperature - Junction: -55°C to 150°C
Technology: Avalanche
RoHS Status: ROHS3 Compliant
Moisture Sensitivity Level (MSL): 1 (Unlimited)

Substitutes differ only in packaging format (Tape & Reel versus Cut Tape & Digi-Reel) and automotive qualification status. All parts are manufactured by Vishay General Semiconductor - Diodes Division and maintain active product status.

Parameter Comparison

Part Number	Vr (Max) [V]	Io [A]	Vf (Max) @ If [V]	trr [ns]	Ir @ Vr [µA]	Package	Packaging Format	Automotive Grade	Inventory [Pcs]
BYG23MHM3_A/I	1000	1.5	1.7 @ 1 A	75	5 @ 1000 V	DO-214AC (SMA)	Tape & Reel (TR)	Yes (AEC-Q101)	883
BYG23M-E3/TR	1000	1.5	1.7 @ 1 A	75	5 @ 1000 V	DO-214AC (SMA)	Cut Tape (CT) & Digi-Reel®	No	108095
BYG23M-E3/TR3	1000	1.5	1.7 @ 1 A	75	5 @ 1000 V	DO-214AC (SMA)	Cut Tape (CT) & Digi-Reel®	No	117800
BYG23M-M3/TR3	1000	1.5	1.7 @ 1 A	75	5 @ 1000 V	DO-214AC (SMA)	Tape & Reel (TR)	No	12450
BYG23MHE3_A/H	1000	1.5	1.7 @ 1 A	75	5 @ 1000 V	DO-214AC (SMA)	Tape & Reel (TR)	Yes (AEC-Q101)	41200
BYG23MHE3_A/I	1000	1.5	1.7 @ 1 A	75	5 @ 1000 V	DO-214AC (SMA)	Tape & Reel (TR)	Yes (AEC-Q101)	15764

Engineering Selection Recommendations

All substitute parts maintain identical electrical performance and mechanical compatibility with the BYG23MHM3_A/I. Selection among substitutes is determined by specific application requirements:

For Automotive Applications: Parts BYG23MHE3_A/H and BYG23MHE3_A/I carry AEC-Q101 automotive qualification matching the original part specification. These are suitable for automotive-grade circuit designs.

For Non-Automotive Applications: Parts BYG23M-E3/TR, BYG23M-E3/TR3, and BYG23M-M3/TR3 provide equivalent electrical performance without automotive qualification. These are suitable for industrial and consumer applications.

For Packaging Format Considerations: Parts BYG23M-E3/TR and BYG23M-E3/TR3 are supplied in Cut Tape & Digi-Reel format, while BYG23MHM3_A/I, BYG23M-M3/TR3, BYG23MHE3_A/H, and BYG23MHE3_A/I are supplied in Tape & Reel format. Packaging selection depends on assembly equipment compatibility and handling requirements.

For Inventory Availability: BYG23M-E3/TR3 offers the highest inventory level (117,800 pcs), followed by BYG23M-E3/TR (108,095 pcs), providing extended supply assurance for high-volume production.

All parts are ROHS3 compliant, REACH unaffected, and maintain MSL 1 (Unlimited) moisture sensitivity classification.

Frequently Asked Questions (FAQ)

Q: Can BYG23M-E3/TR be used as a direct replacement for BYG23MHM3_A/I?

A: BYG23M-E3/TR is electrically equivalent with identical voltage, current, and recovery time specifications. The primary difference is packaging format (Cut Tape & Digi-Reel versus Tape & Reel) and absence of automotive qualification. Direct substitution is possible if the application does not require AEC-Q101 certification and assembly equipment supports Cut Tape format.

Q: What is the difference between BYG23MHE3_A/H and BYG23MHE3_A/I?

A: Both parts are electrically and mechanically identical with AEC-Q101 automotive qualification. The difference is in the reel designation (H versus I), which relates to packaging reel specifications. Both are suitable for automotive applications requiring the same electrical performance.

Q: Are the non-automotive grade parts (BYG23M-E3/TR, BYG23M-E3/TR3, BYG23M-M3/TR3) suitable for automotive applications?

A: These parts lack AEC-Q101 automotive qualification. Use in automotive applications is not recommended unless the specific application does not require automotive-grade component certification.

Q: What is the difference between Cut Tape & Digi-Reel and Tape & Reel packaging?

A: Cut Tape & Digi-Reel format provides components on cut tape with a reel carrier, suitable for pick-and-place equipment with specific tape handling capabilities. Tape & Reel format provides components on continuous tape on a reel, compatible with standard automated assembly equipment. Selection depends on assembly line equipment specifications.

Q: Can I substitute BYG23M-M3/TR3 for BYG23MHM3_A/I in an automotive design?

A: BYG23M-M3/TR3 lacks AEC-Q101 automotive qualification. Substitution in automotive designs is not recommended. Use BYG23MHE3_A/H or BYG23MHE3_A/I for automotive applications.

Q: Are all substitute parts ROHS3 compliant?

A: Yes, all substitute parts listed are ROHS3 compliant and REACH unaffected, matching the environmental compliance status of the original BYG23MHM3_A/I.

Q: What is the reverse recovery time specification and why is it important?

A: All parts, including substitutes, have a reverse recovery time (trr) of 75 ns. This parameter defines the time required for the diode to switch from forward conduction to reverse blocking state. This specification is critical for fast recovery applications and is identical across all equivalent parts.

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