How should I use the stock information shown for P4SMA540AHM3_A/H?

Displayed stock is a sourcing reference rather than a reservation. Quantity, source, lead time and commercial terms are checked again when your RFQ is reviewed.

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P4SMA540AHM3_A/H Vishay General Semiconductor - Diodes Division product image

P4SMA540AHM3_A/H Vishay General Semiconductor - Diodes Division

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Document SupportDatasheet and package details

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Vishay General Semiconductor - Diodes Division Electronic Component

P4SMA540AHM3_A/H

Q: How do I request current pricing and availability for P4SMA540AHM3_A/H?

Send the required quantity, destination and target delivery timing. If date code, packaging condition or an approved source is important, include those requirements so the sourcing team can check the correct supply options.

Q: What can I do if P4SMA540AHM3_A/H is short, allocated or obsolete?

Ask for a wider sourcing check or possible replacement options. Any alternate part should be validated by your engineering team for electrical, mechanical and qualification requirements before use.

Q: Can I include P4SMA540AHM3_A/H in a multi-part BOM request?

Yes. You can submit this part together with the rest of your BOM so multiple line items can be reviewed in one sourcing request, including shortage and EOL requirements.

Q: When are price, stock and lead time considered final?

They are finalized after the requested quantity and sourcing requirements are checked against an available supply source. Use the formal quotation as the final commercial reference.

TVS DIODE 459VWM 740VC DO214AC

Stock Reference

4,732

Package / Case

DO-214AC, SMA

Request P4SMA540AHM3_A/H

Use the quantity below to request a formal quote or save this part to your RFQ list.

Stock Reference 4,732

Pricing Tier Breaks Available

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VOLUME PRICING

P4SMA540AHM3_A/H Quantity Price Breaks

Review the available quantity tiers below. Pricing is shown in USD and can be reconfirmed with current stock, lead time and sourcing conditions when you submit an RFQ.

Current distributor pricing will be synchronized automatically.

Qty.

Unit Price

Ext. Price

DIRECT RFQ

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Send your quantity, company information and any sourcing requirements. Our team can review stock, lead time, date code, packaging and alternative supply options.

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Your inquiry details are used only to prepare sourcing and quotation support.

TECHNICAL & SOURCING REFERENCE

P4SMA540AHM3_A/H Product Resources

Use the navigation on the left to move through specifications, sourcing questions and alternative product options.

Specifications
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TECHNICAL DATA

Specifications

Product Attribute: Attribute Value

Part Number: P4SMA540AHM3_A/H

Manufacturer: Vishay General Semiconductor - Diodes Division

Package: DO-214AC, SMA

Package/Case: DO-214AC, SMA

Series: P4SMA, TransZorb®

Packaging: Tape & Reel (TR)

Product Status: Discontinued at Digi-Key

Type: Zener

Unidirectional Channels: 1

Bidirectional Channels: -

Voltage - Reverse Standoff (Typ): 459V

Voltage - Breakdown (Min): 513V

Voltage - Clamping (Max) @ Ipp: 740V

Current - Peak Pulse (10/1000µs): 410mA

Power - Peak Pulse: 400W

Power Line Protection: No

Applications: Telecom

Capacitance @ Frequency: -

Operating Temperature: -65°C ~ 150°C (TJ)

Grade: Automotive

Qualification: AEC-Q101

Mounting Type: Surface Mount

Supplier Device Package: DO-214AC (SMA)

BUYING & SOURCING QUESTIONS

Frequently Asked Questions

How do I request current pricing and availability for P4SMA540AHM3_A/H?

Enter your required quantity and contact details in the RFQ form. Add the destination, delivery timing, date-code preference or packaging condition when those details matter to your purchase.

How should I use the stock information shown on this page?

Use it as a sourcing reference rather than a reservation. Component inventory can change quickly, so quantity, source and lead time are checked again when your RFQ is reviewed.

Can I ask for date code, packaging or documentation checks before ordering?

Yes. Add those requirements to your inquiry. Available package information, date-code details and technical documents can be reviewed with the supply source before an order is finalized.

What can I do if P4SMA540AHM3_A/H is short, allocated or obsolete?

Request a wider sourcing check or possible replacement options. Any alternate part should be validated by your engineering team for electrical, mechanical and qualification requirements.

Can I request prototype, maintenance or low-volume quantities?

Yes. Enter the quantity you actually need. Minimum order rules and available break quantities depend on the supply source and will be confirmed with the quotation.

Can I include P4SMA540AHM3_A/H in a multi-part BOM request?

Yes. Submit this part together with the rest of your BOM so multiple component lines can be reviewed in one sourcing request, including shortage and EOL requirements.

When are price, stock and lead time considered final?

They are finalized after your requested quantity and sourcing requirements are checked against an available supply source. Use the formal quotation as the final commercial reference.

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