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FSDL321
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We source brand-new parts via original manufacturers, franchised distributors or verified independent channels, with incoming inspection. Channel type is confirmed on your quote.

Contact sales or email [email protected] with MPN and quantity. We reply with stock, ETA and reference pricing — confirm before PO.

Reference price and stock shown as of 2026-09-22. Confirm live availability and unit price via RFQ before placing a PO.

FSDL321

IC OFFLINE SWITCH FLYBACK 8DIP
· AC DC Converters, Offline Switches · BOM Matching
Mfr. Part Number
FSDL321
Manufacturer
None
Package / Case
8-DIP (0.300", 7.62mm)
Datasheet
Datasheet
Description
IC OFFLINE SWITCH FLYBACK 8DIP
RoHS Status
Lead Free / RoHS Complaint
Availability
Sourcing — Lead time quoted on request (often 3–15 business days by channel)
sample
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FSDL321
None
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In Stock6,006
Unit
Price
$1.0
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Reference Price
QuantityPrice
1$ 1.0000
Prices are for reference only. The final transaction is subject to confirmation.
As of 2026-09-22 · Valid as reference until 2026-09-29 · Request RFQ for live stock.
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Specification Summary

Package / Case
8-DIP (0.300", 7.62mm)
Supplier Device Package
8-MDIP
Voltage - Breakdown
650V
Voltage - Start Up
12 V
Voltage - Supply (Vcc/Vdd)
8V ~ 20V
Frequency - Switching
50kHz
Operating Temperature
-25°C ~ 85°C (TA)
Mounting Type
Through Hole
Full specifications are listed below. Need alternates or BOM matching? Read BOM guide · Request a quote
Stock status: Sourcing — Lead time quoted on request (often 3–15 business days by channel)
Shortage / allocation / EOL lines may need longer — ask via RFQ.
Reference price and stock shown as of 2026-09-22. Confirm live availability and unit price via RFQ before placing a PO.
Lead time FAQ Authenticity FAQ MOQ FAQ
Specifications
Product Description
Purchase & Inquiry
Output Isolation
Isolated
Voltage - Breakdown
650V
Voltage - Start Up
12 V
Duty Cycle
77%
Power (Watts)
17 W
Control Features
-
Fault Protection
Current Limiting, Over Load, Over Temperature, Over Voltage
Frequency - Switching
50kHz
Internal Switch(s)
Yes
Topology
Flyback
Voltage - Supply (Vcc/Vdd)
8V ~ 20V
Mounting Type
Through Hole
Operating Temperature
-25°C ~ 85°C (TA)
Package / Case
8-DIP (0.300", 7.62mm)
Supplier Device Package
8-MDIP
IC OFFLINE SWITCH FLYBACK 8DIP
Brand Introduction
None
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Buying FAQ — FSDL321

Answer-first notes for stock, authenticity, lead time and quoting. Marked up as FAQPage.

How do I buy FSDL321 from Yingxinyuan?

Open RFQ with quantity and target date, or upload a BOM that includes FSDL321. We reply with stock, channel note, reference price and ETA.

Is the listed price final?

Prices on the product page are reference only. Confirm unit price, currency and validity via RFQ before placing a PO.

How fresh is the stock figure?

Stock and reference price show an as-of date on the page. Ask for a live confirm — allocation lines can change daily.

How do you source authentic parts?

We source from manufacturers, franchised distributors and verified independents, then inspect incoming lots. See /anti-counterfeit/.

What is a typical lead time?

In-stock lines often ship within 24–48 hours after confirmation. Sourcing / allocation ETAs are quoted per line — see /lead-time-shipping/.
BOM matching · Anti-counterfeit · Lead time & shipping

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