Equivalent & Substitute Parts Reference: BZX84C12VLFHT116

Part Overview

The Rohm Semiconductor BZX84C12VLFHT116 is a Zener diode categorized under Diodes, Zener, with a nominal Zener voltage of 12.05 V and a maximum power dissipation of 250 mW. It is qualified to AEC-Q101 standards and suitable for automotive applications. The device features a surface-mount package SSD3 (TO-236-3, SC-59, SOT-23-3), and is compliant with ROHS3 and REACH regulations. The product status is Active, with substantial inventory available.
Finding alternative models supports supply chain flexibility and ensures availability, especially in automotive-grade and qualified applications, where exact electrical and environmental parameters must be maintained.

Substiute Parts

BZX84C12VLFHT116
Rohm SemiconductorIn Stock: 3120BZX84C12VLFHT116 Datasheet
BZX84C12VLFHT116
Current Part
BZX84C12VLYFHT116
Rohm SemiconductorIn Stock: 2865BZX84C12VLYFHT116 Datasheet
BZX84C12VLYFHT116
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Key Parameters

Parameter Main Part
Voltage - Zener (Nom) (Vz) 12.05 V
Tolerance ±5.39%
Power - Max 250 mW
Impedance (Max) (Zzt) 25 Ohms
Current - Reverse Leakage @ Vr 100 nA @ 8 V
Operating Temperature 150°C (TJ)
Grade Automotive
Qualification AEC-Q101
Mounting Type Surface Mount
Package / Case TO-236-3, SC-59, SOT-23-3
RoHS Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8541.10.0050

Substitute Part Grouping Explanation

Substitute parts for Zener diode BZX84C12VLFHT116 are determined strictly by nominal Zener voltage, tolerance, maximum power dissipation, impedance, reverse leakage current, operating temperature, automotive grade, qualification level, surface-mount capability, package/case compatibility, and compliance status (ROHS3, REACH, ECCN, HTSUS). Only parts matching these parameters are considered valid substitutes.

Parameter Comparison

Parameter BZX84C12VLFHT116 BZX84C12VLYFHT116
Voltage - Zener (Nom) (Vz) 12.05 V 12 V
Tolerance ±5.39% ±5.42%
Power - Max 250 mW 250 mW
Impedance (Max) (Zzt) 25 Ohms 25 Ohms
Current - Reverse Leakage @ Vr 100 nA @ 8 V 100 nA @ 8 V
Operating Temperature 150°C (TJ) 150°C (TJ)
Grade Automotive Automotive
Qualification AEC-Q101 AEC-Q101
Mounting Type Surface Mount Surface Mount
Package / Case TO-236-3, SC-59, SOT-23-3 TO-236-3, SC-59, SOT-23-3
RoHS Status ROHS3 Compliant ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited) 1 (Unlimited)
REACH Status REACH Unaffected REACH Unaffected
ECCN EAR99 EAR99
HTSUS 8541.10.0050 8541.10.0050

Engineering Selection Recommendations

Both BZX84C12VLFHT116 and BZX84C12VLYFHT116 are Active products with AEC-Q101 automotive qualification, ROHS3 and REACH compliance, identical power rating, impedance, leakage current, and package compatibility. Selection in automotive and high-reliability applications can be based on product status and compliance documentation, using only models with the required certifications.

Frequently Asked Questions (FAQ)

Q: What parameters are critical for substituting Zener diodes in this category?
A: Substitute selection requires matching nominal Zener voltage, tolerance, power dissipation, impedance, reverse leakage current, temperature rating, qualification grade, mounting type, package/case format, and compliance status.

Q: Is package compatibility mandatory for substitution?
A: Yes. The substitute diode must be available in surface-mount formats such as TO-236-3, SC-59, or SOT-23-3 to ensure identical mechanical fit and mounting method.

Q: Can different tolerances or Zener voltages be substituted?
A: Only tolerances and voltages within the specified range (as listed in the key parameters) are accepted for direct substitution.

Q: Are both BZX84C12VLFHT116 and BZX84C12VLYFHT116 automotive qualified?
A: Yes. Both parts have AEC-Q101 automotive qualification and are designated as suitable for automotive-grade applications.

Q: Must RoHS and REACH status match between substitute parts?
A: Yes. Compliance must be identical to meet environmental and regulatory requirements in the specified product category.

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