BZG05B11-E3-TR Equivalent & Substitute Parts

Part Overview

The BZG05B11-E3-TR is a Zener diode rated at 11 V with 1.25 W maximum power dissipation in a DO-214AC (SMA) surface mount package. Manufactured by Vishay General Semiconductor - Diodes Division, this component is classified as obsolete. Due to its obsolete product status, equivalent substitute parts with active availability are necessary for new designs and ongoing production requirements. All substitute parts maintain identical electrical specifications and package compatibility while offering improved supply chain availability.

Key Parameters

Parameter	Value
Voltage - Zener (Nom)	11 V
Tolerance	±2%
Power - Max	1.25 W
Impedance (Max)	8 Ohms
Current - Reverse Leakage @ Vr	500 nA @ 8.2 V
Voltage - Forward (Vf) (Max) @ If	1.2 V @ 200 mA
Operating Temperature	150°C (TJ)
Package / Case	DO-214AC, SMA
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the BZG05B11-E3-TR is determined by strict equivalence across the following critical parameters:

Electrical Specifications:

Zener voltage: 11 V nominal
Tolerance: ±2%
Maximum power dissipation: 1.25 W
Maximum impedance: 8 Ohms
Reverse leakage current: 500 nA @ 8.2 V
Forward voltage: 1.2 V @ 200 mA
Operating temperature: 150°C (TJ)

Package and Mechanical Requirements:

Package type: DO-214AC (SMA)
Mounting type: Surface Mount
Supplier device package: DO-214AC

Compliance Requirements:

RoHS3 Compliant
Moisture Sensitivity Level: 1 (Unlimited)

All substitute parts listed maintain 100% electrical and mechanical compatibility with the original BZG05B11-E3-TR. Differences in product status (Active vs. Obsolete) and optional automotive qualification do not affect functional interchangeability in applications requiring standard industrial-grade components.

Parameter Comparison

Parameter	BZG05B11-E3-TR (Main)	BZG05B11-M3-08	BZG05B11-HM3-08	BZG05B11-HM3-18	BZG05B11-M3-18
Voltage - Zener (Nom)	11 V	11 V	11 V	11 V	11 V
Tolerance	±2%	±2%	±2%	±2%	±2%
Power - Max	1.25 W	1.25 W	1.25 W	1.25 W	1.25 W
Impedance (Max)	8 Ohms	8 Ohms	8 Ohms	8 Ohms	8 Ohms
Current - Reverse Leakage @ Vr	500 nA @ 8.2 V	500 nA @ 8.2 V	500 nA @ 8.2 V	500 nA @ 8.2 V	500 nA @ 8.2 V
Voltage - Forward (Vf) (Max) @ If	1.2 V @ 200 mA	1.2 V @ 200 mA	1.2 V @ 200 mA	1.2 V @ 200 mA	1.2 V @ 200 mA
Operating Temperature	150°C (TJ)	150°C (TJ)	150°C (TJ)	150°C (TJ)	150°C (TJ)
Package / Case	DO-214AC, SMA	DO-214AC, SMA	DO-214AC, SMA	DO-214AC, SMA	DO-214AC, SMA
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Product Status	Obsolete	Active	Active	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Automotive Grade / AEC-Q101	Not specified	Not specified	Yes	Yes	Not specified

Engineering Selection Recommendations

For Standard Industrial Applications: Select BZG05B11-M3-08 or BZG05B11-M3-18. Both parts are active products with full ROHS3 compliance and identical electrical specifications to the obsolete BZG05B11-E3-TR. These parts provide direct functional replacement with improved supply chain availability.

For Automotive Applications: Select BZG05B11-HM3-08 or BZG05B11-HM3-18. Both parts carry automotive-grade qualification (AEC-Q101) in addition to standard compliance requirements. These variants are suitable for applications requiring automotive-level reliability and traceability.

Packaging Consideration: All substitute parts are supplied in Tape & Reel (TR) packaging. The original BZG05B11-E3-TR packaging format is not specified in the provided data. Verify packaging requirements for your procurement and assembly processes.

Supply Chain Status: All substitute parts maintain active product status with current inventory availability, eliminating obsolescence risk associated with the original BZG05B11-E3-TR.

Frequently Asked Questions (FAQ)

Q: Can BZG05B11-M3-08 be used as a direct replacement for BZG05B11-E3-TR?

A: Yes. BZG05B11-M3-08 maintains identical electrical specifications (11 V nominal, ±2% tolerance, 1.25 W maximum power, 8 Ohms impedance) and package type (DO-214AC, SMA surface mount). The part is functionally equivalent and suitable for direct substitution in all applications where BZG05B11-E3-TR was specified.

Q: What is the difference between BZG05B11-M3-08 and BZG05B11-HM3-08?

A: Both parts are electrically and mechanically identical. BZG05B11-HM3-08 includes automotive-grade qualification (AEC-Q101) and is designated for automotive applications. BZG05B11-M3-08 is suitable for standard industrial applications. Select based on application requirements.

Q: Are there differences between the "-08" and "-18" suffix variants?

A: The provided data does not specify functional differences between "-08" and "-18" suffix designations. Both variants maintain identical electrical specifications and package type. Consult Vishay documentation for suffix-specific details if required.

Q: Is the BZG05B11-E3-TR truly obsolete?

A: Yes, the BZG05B11-E3-TR is classified as obsolete. All substitute parts listed are active products with current manufacturing and inventory support.

Q: Do all substitute parts meet RoHS3 compliance?

A: Yes. All substitute parts (BZG05B11-M3-08, BZG05B11-HM3-08, BZG05B11-HM3-18, BZG05B11-M3-18) are ROHS3 compliant with Moisture Sensitivity Level 1 (Unlimited).

Q: Can I use an automotive-grade part (BZG05B11-HM3-08) in a non-automotive application?

A: Yes. Automotive-grade parts exceed standard industrial requirements and are suitable for use in non-automotive applications. No functional or compatibility issues result from using automotive-qualified components in standard industrial designs.

Q: What is the packaging format for substitute parts?

A: All substitute parts are supplied in Tape & Reel (TR) format. Verify compatibility with your assembly equipment and procurement processes.

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