Supply ReviewSource and condition checks
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Unitrode Electronic Component

UC3865Q

IC OFFLINE SW MULT TOP 20PLCC

Stock Reference
1,897
Package / Case
20-LCC (J-Lead)
Category
AC DC Converters, Offline Switches
RoHS Compliant RoHS
Compliant
Part Number
UC3865Q
Manufacturer
Unitrode
Datasheet
Open Datasheet
QUICK SOURCING ACTION

Request UC3865Q

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

Stock Reference 1,897
Pricing Tier Breaks Available
Supply Review Current Source Check
VOLUME PRICING

UC3865Q 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

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

TECHNICAL & SOURCING REFERENCE

UC3865Q Product Resources

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

TECHNICAL DATA

Specifications

Product Attribute
Attribute Value
Part Number
UC3865Q
Manufacturer
Unitrode
Package
20-LCC (J-Lead)
Series
-
Package/Case
20-LCC (J-Lead)
Packaging
Bulk
Product Status
Active
Output Isolation
Non-Isolated
Internal Switch(s)
Yes
Voltage - Breakdown
-
Topology
Full-Bridge, Half-Bridge, Push-Pull
Voltage - Start Up
16.5 V
Voltage - Supply (Vcc/Vdd)
10.5V ~ 22V
Duty Cycle
-
Frequency - Switching
10kHz ~ 1MHz
Power (Watts)
-
Fault Protection
-
Control Features
Soft Start
Operating Temperature
0°C ~ 70°C (TA)
Grade
-
Qualification
-
Supplier Device Package
20-PLCC (9x9)
Mounting Type
Surface Mount
BUYING & SOURCING QUESTIONS

Frequently Asked Questions

01

How do I request current pricing and availability for UC3865Q?

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.

02

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.

03

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.

04

What can I do if UC3865Q 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.

05

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.

06

Can I include UC3865Q 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.

07

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.

MORE OPTIONS

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NEED A CONFIRMED SOURCE?

Source UC3865Q 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.

Part Number
UC3865Q
Manufacturer
Unitrode
Package
20-LCC (J-Lead)
Category
AC DC Converters, Offline Switches
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