Equivalent & Substitute Parts Reference: BZX84B24VLFHT116

Part Overview

BZX84B24VLFHT116 is an active Zener diode categorized under Diodes, Zener. Manufactured by Rohm Semiconductor, it provides regulation at 24 V with a maximum power of 250 mW in a surface-mount SSD3 package, compliant with automotive grade and AEC-Q101 qualification. Sourcing compatible substitutes is necessary to address production needs, avoid supply chain interruptions, and ensure consistent design implementation due to packaging variations and inventory optimization.

Key Parameters

Parameter	Value
Voltage - Zener (Nom) (Vz)	24 V
Tolerance	±2.08%
Power - Max	250 mW
Impedance (Max) (Zzt)	70 Ohms
Current - Reverse Leakage @ Vr	100 nA @ 17 V
Operating Temperature	150°C (TJ)
Package / Case	TO-236-3, SC-59, SOT-23-3
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Qualification	AEC-Q101
Supplier Device Package	SSD3

Substitute Part Grouping Explanation

Substitute parts for BZX84B24VLFHT116 are classified based on strict parametric equivalence. Allowed substitutions are limited to parts exhibiting identical values for zener voltage (Vz), tolerance, power rating, impedance, reverse leakage current, operating temperature, mounting type, RoHS and AEC-Q101 compliance, and package compatibility. This ensures functional and physical interchangeability within the defined product category.

Parameter Comparison

Parameter	BZX84B24VLFHT116	BZX84B24VLYFHT116	BZX84B24VLYT116
Manufacturer	Rohm Semiconductor	Rohm Semiconductor	Rohm Semiconductor
Category	Diodes, Zener	Diodes, Zener	Diodes, Zener
Product Status	Active	Active	Active
Voltage - Zener (Nom) (Vz)	24 V	24 V	24 V
Tolerance	±2.08%	±2.08%	±2.08%
Power - Max	250 mW	250 mW	250 mW
Impedance (Max) (Zzt)	70 Ohms	70 Ohms	70 Ohms
Current - Reverse Leakage @ Vr	100 nA @ 17 V	100 nA @ 17 V	100 nA @ 17 V
Operating Temperature	150°C (TJ)	150°C (TJ)	150°C (TJ)
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
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Qualification	AEC-Q101	AEC-Q101	AEC-Q101
Supplier Device Package	SSD3	SOT-23	SOT-23

Engineering Selection Recommendations

BZX84B24VLFHT116, BZX84B24VLYFHT116, and BZX84B24VLYT116 are active automotive-grade, AEC-Q101 qualified Zener diodes, all ROHS3 compliant, and available in surface-mount formats compatible within TO-236-3, SC-59, and SOT-23-3 package standards. Selection between these models can be based on packaging preferences (Tape & Reel, Cut Tape, Digi-Reel®) and supplier device package designation, provided compliance and qualification requirements are maintained.

Frequently Asked Questions (FAQ)

Q: What parameters must match for a Zener diode to be substituted in this group?
A: Zener voltage (Vz), tolerance, power rating, maximum impedance (Zzt), reverse leakage current, operating temperature, mounting type, RoHS compliance, qualification, and package/case must be identical.

Q: Are there any differences in electrical performance among BZX84B24VLFHT116, BZX84B24VLYFHT116, and BZX84B24VLYT116?
A: No. All specified substitute parts exhibit identical electrical parameters according to the provided data.

Q: Can these different supplier device packages be directly interchanged on PCBs?
A: The parts are provided in surface-mount-compatible packages within the same dimensional standards (TO-236-3, SC-59, SOT-23-3). PCB land patterns should be verified for compatibility among SSD3 and SOT-23 designations.

Q: Do all substitute parts maintain automotive-grade and AEC-Q101 qualification?
A: Yes. All listed equivalents are automotive grade and AEC-Q101 qualified.

Q: Is moisture sensitivity a concern for any of these parts?
A: No. All have a Moisture Sensitivity Level (MSL) of 1, indicating unlimited exposure.

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