How should I use the stock information shown for UM1550Y-33?

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.

E-mail: Sales@egooelec.com

UM1550Y-33 Union Semiconductor International Limited product image

UM1550Y-33 Union Semiconductor International Limited

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Supply ReviewSource and condition checks

Document SupportDatasheet and package details

Alternative SearchShortage and EOL sourcing

BOM SupportMulti-line sourcing requests

Union Semiconductor International Limited Electronic Component

UM1550Y-33

Q: How do I request current pricing and availability for UM1550Y-33?

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 UM1550Y-33 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 UM1550Y-33 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.

8V Input Ultra Low Quiescent Cur

Stock Reference

38,430

Package / Case

TO-243AA

Request UM1550Y-33

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

Stock Reference 38,430

Pricing Tier Breaks Available

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VOLUME PRICING

UM1550Y-33 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

Need Current Stock or a Formal Quote?

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

Quantity and lead-time review

Date code and package requirements

Shortage / obsolete sourcing

Quantity * Target Price Name * Company * Email * Requirements

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

TECHNICAL & SOURCING REFERENCE

UM1550Y-33 Product Resources

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

Specifications
Sourcing FAQ
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TECHNICAL DATA

Specifications

Product Attribute: Attribute Value

Part Number: UM1550Y-33

Manufacturer: Union Semiconductor International Limited

Package: TO-243AA

Series: UM1550

Package/Case: TO-243AA

Packaging: Tape & Reel (TR)

Product Status: Active

Output Configuration: Positive

Output Type: Fixed

Number of Regulators: 1

Voltage - Input (Max): 8V

Voltage - Output (Min/Fixed): 3.3V

Voltage - Output (Max): -

Voltage Dropout (Max): 0.3V @ 200mA

Current - Output: 300mA

Current - Quiescent (Iq): 3.5 µA

Current - Supply (Max): -

PSRR: 56dB ~ 42dB (100Hz ~ 1kHz)

Control Features: -

Protection Features: Over Current, Over Temperature

Operating Temperature: -40°C ~ 125°C (TJ)

Grade: -

Qualification: -

Mounting Type: Surface Mount

Supplier Device Package: SOT-89-3

BUYING & SOURCING QUESTIONS

Frequently Asked Questions

How do I request current pricing and availability for UM1550Y-33?

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 UM1550Y-33 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 UM1550Y-33 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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NEED A CONFIRMED SOURCE?

Source UM1550Y-33 With Your Exact Requirements

Send the part number, quantity and any date-code, package or delivery requirements. You can also include a BOM when this component is one line in a larger procurement project.