VBUS051CD-HD1-G-08 Equivalent & Substitute Parts

Part Overview

The VBUS051CD-HD1-G-08 is a unidirectional Transient Voltage Suppressor (TVS) diode manufactured by Vishay General Semiconductor - Diodes Division. This surface mount component is designed for general-purpose transient voltage protection applications. The device features a 5.5V reverse standoff voltage with a 14V maximum clamping voltage and 2A peak pulse current rating (8/20µs). The part is currently in active production status and available in high volume inventory (17,200 pcs). Equivalent and substitute parts are identified to provide design flexibility, supply chain alternatives, and application-specific optimization options.

Substiute Parts

VBUS051CD-HD1-G-08

Vishay General Semiconductor - Diodes DivisionIn Stock: 17291VBUS051CD-HD1-G-08 Datasheet

Current PartRFQ

D5V0F1U2LP-7B

Diodes IncorporatedIn Stock: 205162D5V0F1U2LP-7B Datasheet

MFR RecommendedRFQ

PESD5V0X1ULD,315

NXP SemiconductorsIn Stock: 5540455PESD5V0X1ULD,315 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the VBUS051CD-HD1-G-08 is determined by the following critical parameters:

• Voltage - Reverse Standoff: 5.5V (Max)
• Voltage - Clamping (Max) @ Ipp: 14V or lower
• Current - Peak Pulse (8/20µs): 1.5A or higher
• Unidirectional Channels: 1
• Package Type: Surface Mount, compact form factor (0402/1006 Metric equivalent)
• RoHS Compliance: ROHS3 Compliant

Substitute parts must maintain compatibility within these electrical and mechanical boundaries. The identified substitutes meet the core voltage protection requirements while offering alternative sourcing options and, in some cases, enhanced temperature ratings or automotive qualification.

Parameter Comparison

Engineering Selection Recommendations

VBUS051CD-HD1-G-08 (Primary Selection) Use the original part for applications requiring the specified 2A peak pulse current and 14V clamping voltage. This part maintains active production status with substantial inventory availability (17,200 pcs).

D5V0F1U2LP-7B (Diodes Incorporated) This substitute is suitable for applications where peak pulse current can be reduced to 1.5A and clamping voltage of 12V is acceptable. The part offers an extended operating temperature range (-65°C to 150°C) and carries AEC-Q101 automotive qualification, making it appropriate for automotive and high-temperature environments. RoHS3 compliance and active product status confirm long-term availability.

PESD5V0X1ULD,315 (NXP Semiconductors) This substitute provides an alternative sourcing option with ultra-low capacitance characteristics. The part is available in high volume (5,540,394 pcs) and maintains active production status with RoHS3 compliance. Limited detailed electrical parameters are provided; verification against specific application requirements is necessary before selection.

Frequently Asked Questions (FAQ)

Q: Can D5V0F1U2LP-7B replace VBUS051CD-HD1-G-08 in all applications? A: D5V0F1U2LP-7B is suitable for applications where the peak pulse current requirement is 1.5A or lower and the clamping voltage of 12V meets circuit protection needs. If your design requires the full 2A peak pulse current or 14V clamping voltage of the original part, this substitute may not be appropriate.

Q: What is the primary difference between the main part and D5V0F1U2LP-7B? A: The main differences are peak pulse current (2A vs. 1.5A), clamping voltage (14V vs. 12V), and operating temperature range (-40°C to 125°C vs. -65°C to 150°C). D5V0F1U2LP-7B includes AEC-Q101 automotive qualification, which the main part does not specify.

Q: Are all substitute parts pin-compatible with VBUS051CD-HD1-G-08? A: All listed substitutes are unidirectional TVS diodes in compact surface mount packages (0402/1006 Metric equivalent). Physical package dimensions and pin configurations should be verified against PCB layout requirements before implementation.

Q: What does RoHS3 compliance mean for these parts? A: RoHS3 compliance indicates that the parts meet the Restriction of Hazardous Substances Directive, confirming the absence of restricted materials (lead, cadmium, mercury, hexavalent chromium, PBBs, and PBDEs) in the component composition.

Q: Why is PESD5V0X1ULD,315 listed if detailed electrical parameters are not provided? A: PESD5V0X1ULD,315 is included as a recognized substitute based on manufacturer documentation and high inventory availability. However, detailed electrical specifications should be obtained from the NXP datasheet to confirm suitability for specific circuit protection requirements.

Q: Can I use these substitutes interchangeably on the same PCB? A: Physical package compatibility must be confirmed. While all parts are surface mount devices in the 0402/1006 Metric family, specific footprint dimensions and pin spacing should be verified against your PCB design before selecting a substitute.