Equivalent & Substitute Parts Reference: TLZ36C-GS18

Part Overview

TLZ36C-GS18 is a surface mount Zener diode from Vishay General Semiconductor - Diodes Division, categorized under Diodes, Zener. This device offers a stable Zener voltage of 36 V, a maximum power rating of 500 mW, and is supplied in the SOD-80 MiniMELF package for tape and reel mounting. It remains actively in production. Identifying substitute parts is necessary for sourcing flexibility, supply continuity, and cross-manufacturer qualification, given procurement and compliance requirements.

Key Parameters

Parameter	TLZ36C-GS18 Value
Voltage - Zener (Nom) (Vz)	36 V
Power - Max	500 mW
Impedance (Max) (Zzt)	75 Ohms
Voltage - Forward (Vf) (Max) @ If	1.5 V @ 200 mA
Current - Reverse Leakage @ Vr	40 nA @ 31.7 V
Operating Temperature	-65°C ~ 175°C
Package / Case	DO-213AC, MINI-MELF, SOD-80
Mounting Type	Surface Mount
Moisture Sensitivity Level (MSL)	1 (Unlimited)
RoHS Status	ROHS3 Compliant
REACH Status	REACH Unaffected

Substitute Part Grouping Explanation

Substitute relationships for Zener diodes are strictly based on the following electrical and mechanical parameters:

Zener Voltage (Vz)
Maximum Power Rating
Maximum Impedance (Zzt)
Maximum Forward Voltage (Vf) at specified current
Reverse Leakage Current at specified test voltage
Operating Temperature Range
Package / Case
Mounting Type

All parameters above must match or be within the specified tolerance in the provided data for substitution, ensuring functional equivalent performance and physical interchangeability.

Parameter Comparison

Parameter	TLZ36C-GS18	CLL5258B TR TIN/LEAD
Voltage - Zener (Nom) (Vz)	36 V	36 V
Power - Max	500 mW	500 mW
Impedance (Max) (Zzt)	75 Ohms	70 Ohms
Voltage - Forward (Vf) (Max) @ If	1.5 V @ 200 mA	1.25 V @ 200 mA
Current - Reverse Leakage @ Vr	40 nA @ 31.7 V	100 nA @ 27 V
Operating Temperature	-65°C ~ 175°C	-65°C ~ 200°C
Package / Case	DO-213AC, MINI-MELF, SOD-80	DO-213AC, MINI-MELF, SOD-80
Mounting Type	Surface Mount	Surface Mount
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)
RoHS Status	ROHS3 Compliant	RoHS non-compliant
REACH Status	REACH Unaffected	REACH Unaffected

Engineering Selection Recommendations

Selection between TLZ36C-GS18 and CLL5258B TR TIN/LEAD must consider product status and environmental compliance. TLZ36C-GS18 is ROHS3 compliant while CLL5258B TR TIN/LEAD is RoHS non-compliant. Both parts are REACH unaffected and have unlimited MSL for surface mount handling. The substitute is functionally comparable for applications not requiring RoHS compliance.

Frequently Asked Questions (FAQ)

Q: What are the key substitution criteria for TLZ36C-GS18?
A: Substitution is based on matching Zener voltage, maximum power rating, impedance (Zzt), forward voltage at specified current, reverse leakage current at specified test voltage, operating temperature range, mounting type, and package definition.

Q: Can CLL5258B TR TIN/LEAD be directly mounted in place of TLZ36C-GS18?
A: Both devices utilize the DO-213AC, MINI-MELF, SOD-80 surface mount package, supporting direct package interchange.

Q: Are there any compliance differences between TLZ36C-GS18 and CLL5258B TR TIN/LEAD?
A: TLZ36C-GS18 is ROHS3 compliant, while CLL5258B TR TIN/LEAD is RoHS non-compliant. Both are REACH unaffected.

Q: Is there any difference in moisture sensitivity or handling requirements?
A: Both Zener diodes are rated MSL 1 (Unlimited), indicating no special moisture sensitivity considerations during reflow or assembly.

Q: Should operating temperature be considered in selection?
A: Both devices cover a minimum of -65°C, with CLL5258B TR TIN/LEAD extending to 200°C and TLZ36C-GS18 rated to 175°C. Selection may be based on upper limit alignment with application environment if specified.

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