BYX84TAP Equivalent & Substitute Parts Reference

Part Overview

The BYX84TAP, manufactured by Vishay General Semiconductor - Diodes Division, is an active diode in the Diodes, Rectifiers category. This device is a 600 V, 2 A avalanche diode featuring a standard recovery speed, through-hole mounting, and packaged in a SOD-57 (Axial) case. Sourcing alternative or equivalent rectifier diodes may be necessary for supply chain continuity, inventory management, or product lifecycle considerations when direct replacements are required for this part.

Key Parameters

Parameter	BYX84TAP
Manufacturer	Vishay General Semiconductor - Diodes Division
Category	Diodes, Rectifiers
Technology	Avalanche
Voltage - DC Reverse (Vr) (Max)	600 V
Current - Average Rectified (Io)	2A
Voltage - Forward (Vf) (Max) @ If	1 V @ 1 A
Speed	Standard Recovery >500ns, > 200mA (Io)
Reverse Recovery Time (trr)	4 µs
Current - Reverse Leakage @ Vr	1 µA @ 600 V
Capacitance @ Vr, F	20pF @ 4V, 1MHz
Mounting Type	Through Hole
Package / Case	SOD-57, Axial
Supplier Device Package	SOD-57
Operating Temperature - Junction	-55°C ~ 175°C
RoHS Status	ROHS3 Compliant
MSL	1 (Unlimited)
REACH Status	REACH Unaffected
ECCN	EAR99
HTSUS	8541.10.0080

Substitute Part Grouping Explanation

Substitution for the BYX84TAP is determined strictly by matching the following allowed parameters: technology type, maximum reverse voltage (Vr), average rectified current (Io), forward voltage drop (Vf) at specified current, reverse recovery time (trr), reverse leakage current, mounting type, package/case, supplier device package, and compliance/certification statuses (RoHS, REACH, ECCN). Only parts fulfilling these criteria within the specific product category "Diodes, Rectifiers" are considered valid substitutes or equivalents.

Parameter Comparison

Parameter	BYX84TAP	BYW54-TAP	EGP20J
Manufacturer	Vishay General Semiconductor - Diodes Division	Vishay General Semiconductor - Diodes Division	Fairchild Semiconductor
Category	Diodes, Rectifiers	Diodes, Rectifiers	Diodes, Rectifiers
Technology	Avalanche	Avalanche	Standard
Voltage - DC Reverse (Vr) (Max)	600 V	600 V	600 V
Current - Average Rectified (Io)	2A	2A	2A
Voltage - Forward (Vf) (Max) @ If	1 V @ 1 A	1 V @ 1 A	1.7 V @ 2 A
Speed	Standard Recovery >500ns, > 200mA (Io)	Standard Recovery >500ns, > 200mA (Io)	Fast Recovery ≤ 500ns, > 200mA (Io)
Reverse Recovery Time (trr)	4 µs	4 µs	75 ns
Current - Reverse Leakage @ Vr	1 µA @ 600 V	1 µA @ 600 V	5 µA @ 600 V
Mounting Type	Through Hole	Through Hole	Through Hole
Package / Case	SOD-57, Axial	SOD-57, Axial	DO-204AC, DO-15, Axial
Supplier Device Package	SOD-57	SOD-57	DO-15
Operating Temperature - Junction	-55°C ~ 175°C	-55°C ~ 175°C	-65°C ~ 150°C
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	-
REACH Status	REACH Unaffected	REACH Unaffected	-
ECCN	EAR99	EAR99	EAR99
HTSUS	8541.10.0080	8541.10.0080	8541.10.0080

Engineering Selection Recommendations

BYX84TAP and BYW54-TAP both meet ROHS3 compliance and REACH unaffected status, and share identical key parameters within the same technology and package, supporting regulatory and environmental considerations. EGP20J is indicated as active and meets ECCN and HTSUS compliance but lacks ROHS3 and REACH status data in the provided input and utilizes different package details.

Frequently Asked Questions (FAQ)

Q1: What parameters must match for a rectifier diode to be considered an equivalent to BYX84TAP?
A1: Equivalent status requires matching technology, maximum reverse voltage, average current, forward voltage, reverse recovery time, reverse leakage, mounting type, case/package, and compliance certifications.

Q2: Why is package type critical for substitution?
A2: The physical package determines compatibility with PCB layout and assembly processes. BYX84TAP uses a SOD-57 axial package, so substitutes must be compatible in form factor and mounting type.

Q3: Can EGP20J be substituted for BYX84TAP?
A3: EGP20J matches voltage and current ratings but differs in technology (Standard vs. Avalanche), forward voltage drop, reverse recovery time, and uses a DO-204AC, DO-15 package, which may affect form factor compatibility.

Q4: Do RoHS and REACH status affect part selection?
A4: Compliance ensures the component meets environmental and regulatory requirements. Both BYX84TAP and BYW54-TAP are ROHS3 compliant and REACH unaffected per provided data.

Q5: How does reverse recovery time impact substitute selection?
A5: Reverse recovery time affects switching performance in circuits. Substitutes should have a reverse recovery time compatible with the circuit requirements and with the original component’s specifications.

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