BZX84B5V1LT116 Equivalent & Substitute Parts Reference

Part Overview

The BZX84B5V1LT116 by Rohm Semiconductor is a surface mount 5.1V, 250mW Zener diode in an SSD3 (SOT-23-3) package. Its primary functions include voltage regulation and reference in electronic circuits. This device is currently active, ROHS3 compliant, and features a ±1.96% voltage tolerance. Identifying equivalent or substitute models is essential for ensuring consistent supply, managing inventory variations, and supporting cross-referenced approvals in manufacturing, especially for high-volume or automated assembly environments.

Key Parameters

Parameter	Value
Manufacturer	Rohm Semiconductor
Category	Diodes, Zener
Voltage - Zener (Nom) (Vz)	5.1 V
Tolerance	±1.96%
Power - Max	250 mW
Impedance (Max) (Zzt)	60 Ohms
Current - Reverse Leakage @ Vr	2 µA @ 2 V
Operating Temperature	150°C (TJ)
Mounting Type	Surface Mount
Package / Case	TO-236-3, SC-59, SOT-23-3
Supplier Device Package	SSD3
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
REACH Status	REACH Unaffected
ECCN	EAR99

Substitute Part Grouping Explanation

Substitution is determined by equivalency in the following parameters: Zener voltage (Vz), tolerance, maximum power dissipation, maximum impedance (Zzt), maximum reverse leakage current at specified voltage, operating temperature, mounting type, and package compatibility. Compliance with requirements such as RoHS, MSL, and REACH status is also verified. Substitute parts listed meet these parameters based strictly on the input information.

Parameter Comparison

Parameter	Main Part: BZX84B5V1LT116	Substitute: BZX84B5V1LYFHT116	Substitute: BZX84B5V1LYT116
Manufacturer	Rohm Semiconductor	Rohm Semiconductor	Rohm Semiconductor
Category	Diodes, Zener	Diodes, Zener	Diodes, Zener
Voltage - Zener (Vz)	5.1 V	5.1 V	5.1 V
Tolerance	±1.96%	±1.96%	±1.96%
Power - Max	250 mW	250 mW	250 mW
Impedance (Max) (Zzt)	60 Ohms	60 Ohms	60 Ohms
Current - Reverse Leakage @ Vr	2 µA @ 2 V	2 µA @ 2 V	2 µA @ 2 V
Operating Temperature (TJ)	150°C	150°C	150°C
Mounting Type	Surface Mount	Surface Mount	Surface Mount
Package / Case	TO-236-3, SC-59, SOT-23-3	TO-236-3, SC-59, SOT-23-3	TO-236-3, SC-59, SOT-23-3
Supplier Device Package	SSD3	SOT-23	SOT-23
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected
ECCN	EAR99	EAR99	EAR99

Engineering Selection Recommendations

All listed substitutions are active and share ROHS3 compliance, REACH unaffected status, and ECCN EAR99 designation. Substitute models BZX84B5V1LYFHT116 and BZX84B5V1LYT116 match the main part in electrical and mechanical parameters and maintain MSL 1 (unlimited) for moisture sensitivity, supporting compatibility in automated manufacturing environments.

Frequently Asked Questions (FAQ)

Q1: What determines a parametric equivalent Zener diode substitute?
A1: Substitution requires identical Zener voltage, voltage tolerance, maximum power dissipation, maximum impedance, reverse leakage current at specified voltage, temperature range, mounting type, and package/case.

Q2: Are all listed substitute parts suitable for surface mount applications?
A2: Yes, all parts, including BZX84B5V1LT116, BZX84B5V1LYFHT116, and BZX84B5V1LYT116, support surface mount installation with compatible SOT-23-3/TO-236-3/SC-59 packages.

Q3: Can the supplier device package affect assembly compatibility?
A3: Supplier device packages SSD3 and SOT-23 are compatible with standard surface mount processes, given they share package outlines as indicated.

Q4: Are compliance and certification statuses matched across all substitutes?
A4: Yes, ROHS3 and REACH statuses, along with MSL 1, are consistent across the main part and substitutes as specified.

Q5: Is the electrical performance identical between the main part and substitutes?
A5: Electrical parameters including Zener voltage, tolerance, maximum power, maximum impedance, and reverse leakage are identical based on supplied data.

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