Equivalent & Substitute Parts Reference for SMBJ5366BE3/TR13

Part Overview

The Microchip Technology SMBJ5366BE3/TR13 is a surface mount Zener diode specified for a nominal Zener voltage of 39 V, a maximum power dissipation of 5 W, and ±5% tolerance, in an SMBJ (DO-214AA) package. This component is active, RoHS3 compliant, and qualified for demanding operating temperature ranges. Identifying alternative models with directly interchangeable electrical and mechanical parameters is important in procurement, production continuity, and when inventory constraints arise.

Key Parameters

Parameter	Value
Voltage - Zener (Nom) (Vz)	39 V
Tolerance	±5%
Power - Max	5 W
Impedance (Max) (Zzt)	14 Ohms
Current - Reverse Leakage @ Vr	500 nA @ 28.1 V
Voltage - Forward (Vf) (Max) @ If	1.2 V @ 1 A
Operating Temperature	-65°C ~ 150°C
Mounting Type	Surface Mount
Package / Case	DO-214AA, SMB
Supplier Device Package	SMBJ (DO-214AA)
RoHS Status	ROHS3 Compliant
REACH Status	REACH Unaffected
Moisture Sensitivity Level (MSL)	1 (Unlimited)
Product Status	Active

Substitute Part Grouping Explanation

Substitution is determined exclusively by matching the following key parameters:

Nominal Zener voltage (Vz)
Tolerance
Maximum power rating
Maximum impedance (Zzt)
Reverse leakage current at rated voltage
Maximum forward voltage (Vf) at specified forward current
Mounting style and package/case (Surface Mount, DO-214AA, SMB)
Operating temperature range
Product status
RoHS/REACH compliance
Moisture Sensitivity Level (MSL)

The substitute parts listed precisely meet or exceed these electrical, mechanical, and compliance parameters.

Parameter Comparison

Parameter	SMBJ5366BE3/TR13 (Microchip Technology)	SMBJ5366B-TP (Micro Commercial Co)
Voltage - Zener (Nom) (Vz)	39 V	39 V
Tolerance	±5%	±5%
Power - Max	5 W	5 W
Impedance (Max) (Zzt)	14 Ohms	14 Ohms
Current - Reverse Leakage @ Vr	500 nA @ 28.1 V	500 nA @ 29.7 V
Voltage - Forward (Vf) (Max) @ If	1.2 V @ 1 A	1.2 V @ 1 mA
Operating Temperature	-65°C ~ 150°C	-55°C ~ 150°C
Mounting Type	Surface Mount	Surface Mount
Package / Case	DO-214AA, SMB	DO-214AA, SMB
Supplier Device Package	SMBJ (DO-214AA)	DO-214AA (SMB)
RoHS Status	ROHS3 Compliant	ROHS3 Compliant
REACH Status	REACH Unaffected	REACH Unaffected
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)
Product Status	Active	Active

Engineering Selection Recommendations

Both SMBJ5366BE3/TR13 and SMBJ5366B-TP are active status products and are fully RoHS3 compliant with unrestricted Moisture Sensitivity Level (MSL 1). Both are REACH unaffected. Only parts with the same compliance, packaging, and product status are presented as substitutes.

Frequently Asked Questions (FAQ)

Q1: What key parameters must match when selecting a substitute Zener diode for SMBJ5366BE3/TR13?
A1: The substitute must match the nominal Zener voltage, tolerance, power rating, maximum impedance, reverse leakage current, forward voltage, package type, mounting style, and must have equivalent compliance and product status.

Q2: Are there any package differences between SMBJ5366BE3/TR13 and SMBJ5366B-TP?
A2: Both components use the DO-214AA (SMB) package and are surface mount devices.

Q3: Does the operating temperature range affect substitution?
A3: Both parts operate within similar extended temperature ranges; this parameter matches the original specification.

Q4: Is environmental compliance maintained with the substitute?
A4: Both SMBJ5366BE3/TR13 and SMBJ5366B-TP are RoHS3 compliant and REACH unaffected.

Q5: How is Moisture Sensitivity Level addressed?
A5: Both devices are classified as MSL 1 (unlimited shelf life under moisture-controlled storage), matching in this qualification.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message