Equivalent & Substitute Parts for SMBJ5343CE3/TR13

Part Overview

SMBJ5343CE3/TR13 is a Zener diode manufactured by Microchip Technology, classified under the Diodes, Zener category. This product features a nominal Zener voltage of 7.5 V, 5 W maximum power dissipation, and a ±2% tolerance, in a surface mount DO-214AA (SMB) package. The part is currently listed as Active. Alternative or substitute models may be required to fulfill inventory demands, adapt to supply chain limitations, or maintain consistency across manufacturing processes.

Key Parameters

Parameter	Value
Manufacturer Part Number	SMBJ5343CE3/TR13
Category	Diodes, Zener
Package / Case	DO-214AA, SMB
Mounting Type	Surface Mount
Voltage - Zener (Nom) (Vz)	7.5 V
Tolerance	±2%
Power - Max	5 W
Impedance (Max) (Zzt)	1.5 Ohms
Current - Reverse Leakage @ Vr	10 µA @ 5.4 V
Voltage - Forward (Vf) (Max) @ If	1.2 V @ 1 A
Operating Temperature	-65°C ~ 150°C
RoHS Status	ROHS3 Compliant
REACH Status	REACH Unaffected
MSL	1 (Unlimited)
Product Status	Active

Substitute Part Grouping Explanation

Substitute and equivalent parts within the Diodes, Zener category are grouped by matching key characteristics: nominal Zener voltage, mounting type, package, and compliance certifications. For SMBJ5343CE3/TR13, substitution is strictly based on the following parameters: Zener voltage (7.5 V), surface mount configuration, DO-214AA (SMB) packaging, and RoHS/REACH compliance. Additional criteria of tolerance, power rating, and maximum impedance are included as substitution conditions if provided.

Parameter Comparison

Parameter	SMBJ5343CE3/TR13	1SMB5922B-13	3SMBJ5922B-TP
Manufacturer	Microchip Technology	Diodes Incorporated	Micro Commercial Co
Category	Diodes, Zener	Diodes, Zener	Diodes, Zener
Package / Case	DO-214AA, SMB	DO-214AA, SMB	DO-214AA, SMB
Mounting Type	Surface Mount	Surface Mount	Surface Mount
Voltage - Zener (Nom) (Vz)	7.5 V	7.5 V	7.5 V
Tolerance	±2%	±5%	±5%
Power - Max	5 W	3 W	3 W
Impedance (Max) (Zzt)	1.5 Ohms	3 Ohms	3 Ohms
Current - Reverse Leakage @ Vr	10 µA @ 5.4 V	5 µA @ 6 V	5 µA @ 6 V
Voltage - Forward (Vf) (Max) @ If	1.2 V @ 1 A	1.5 V @ 200 mA	1.5 V @ 200 mA
Operating Temperature	-65°C ~ 150°C	-65°C ~ 150°C	-55°C ~ 150°C
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected
MSL	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Product Status	Active	Active	Active

Engineering Selection Recommendations

All listed alternatives share category, package, mounting type, and compliance certifications (RoHS3, REACH unaffected, MSL 1 unlimited). Each substitute part is listed as Active in inventory. Selection among these Zener diodes can be made based on part availability and required compliance certifications matching the original part. Only the stated parameters are applicable for substitution.

Frequently Asked Questions (FAQ)

Q1: What are the main criteria for substituting SMBJ5343CE3/TR13 with another part?
A1: Substitution is based strictly on nominal Zener voltage, mounting type, package/case (DO-214AA, SMB), RoHS/REACH compliance, and product status.

Q2: Are substitutes in the same package and mounting format as the original part?
A2: Yes, all listed substitutes are in DO-214AA, SMB packages and are for surface mount assemblies.

Q3: How do tolerance and power rating affect substitution?
A3: Substitute parts have different tolerances and power ratings. Only the parameters provided can be used to evaluate equivalence.

Q4: Are all substitute parts compliant with RoHS3 and REACH?
A4: Yes, all substitutes are RoHS3 compliant and REACH unaffected as specified.

Q5: Is moisture sensitivity level (MSL) consistent across alternatives?
A5: Yes, all alternatives have an MSL of 1 (Unlimited).

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