Equivalent & Substitute Parts for VLZ22-GS08

Part Overview

The VLZ22-GS08 is a Zener diode with a nominal Zener voltage of 22 V and a maximum power dissipation of 500 mW, housed in a SOD-80 QuadroMELF surface mount package. This part is classified as Automotive grade with AEC-Q101 qualification, MOISTURE SENSITIVITY LEVEL (MSL) of 1, and full RoHS3 compliance. It is now designated as Obsolete. Finding alternative models is necessary to ensure continued manufacturing support and sustainable design for new and existing electronic assemblies.

Key Parameters

Parameter	Value
Category	Diodes, Zener
Voltage - Zener (Nom) (Vz)	22 V
Power - Max	500 mW
Impedance (Max) (Zzt)	30 Ohms
Voltage - Forward (Vf) (Max) @ If	1.5 V @ 200 mA
Operating Temperature	-65°C ~ 175°C
Mounting Type	Surface Mount
Package / Case	SOD-80 Variant
Supplier Device Package	SOD-80 QuadroMELF
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the VLZ22-GS08 have been identified strictly by matching all critical allowed electrical and mechanical parameters, including the Zener voltage (22 V), maximum power rating (500 mW), impedance (30 Ohms), forward voltage at specified current (1.5 V @ 200 mA), operating temperature range (-65°C ~ 175°C), surface mount package (SOD-80 or compatible), compliance standards (ROHS3), and moisture sensitivity level (MSL 1).

Parameter Comparison

Parameter	VLZ22-GS08	TLZ22-GS08
Category	Diodes, Zener	Diodes, Zener
Voltage - Zener (Nom) (Vz)	22 V	22 V
Power - Max	500 mW	500 mW
Impedance (Max) (Zzt)	30 Ohms	30 Ohms
Voltage - Forward (Vf) (Max) @ If	1.5 V @ 200 mA	1.5 V @ 200 mA
Operating Temperature	-65°C ~ 175°C	-65°C ~ 175°C
Mounting Type	Surface Mount	Surface Mount
Package / Case	SOD-80 Variant	DO-213AC, MINI-MELF, SOD-80
Supplier Device Package	SOD-80 QuadroMELF	SOD-80 MiniMELF
RoHS Status	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

The VLZ22-GS08 is classified as Obsolete. The TLZ22-GS08 is Active and matches all provided parameters, including compliance status (ROHS3, MSL 1, REACH), package compatibility, and electrical characteristics. No restricted certifications or technical factors are present in the provided data for either device.

Frequently Asked Questions (FAQ)

Q1: Which parameters must match when substituting a Zener diode in the SOD-80 package category?
A1: The critical parameters are Zener voltage, power dissipation, maximum impedance, forward voltage at specified current, operating temperature range, mounting type, package/case compatibility, compliance status (ROHS3), and moisture sensitivity level.

Q2: Are there package differences between VLZ22-GS08 and TLZ22-GS08?
A2: Both parts are surface mount and use SOD-80 package variants, specifically QuadroMELF and MiniMELF. Both are classified within the SOD-80 package class.

Q3: Is there any difference in RoHS or moisture sensitivity compliance?
A3: Both parts are ROHS3 Compliant and have an MSL rating of 1 (Unlimited), indicating identical compliance status in these respects.

Q4: Is the TLZ22-GS08 fully compatible as a replacement for the VLZ22-GS08 based on the provided information?
A4: Based strictly on the provided electrical, mechanical, and compliance parameters, TLZ22-GS08 is compatible as a direct substitute for VLZ22-GS08.

Q5: Are there qualification or automotive grade considerations indicated?
A5: The main part VLZ22-GS08 is listed as Automotive grade with AEC-Q101 qualification. The substitute TLZ22-GS08 is not specified regarding automotive grade in the provided parameters.

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