Name: FSQ321LX
Brand: Fairchild/ON Semiconductor
SKU: FSQ321LX
Price: 0.7866 USD
Availability: InStock
Rating: 5 (105 reviews)

FSQ321LX

For Reference Only

Part Number	FSQ321LX
Manufacturer	Fairchild/ON Semiconductor
Description	IC SWIT PWM GREEN OVP UVLO 8LSOP
Datasheet	FSQ321LX Datasheet FSQ321LX Specifications
Package	8-SMD, Gull Wing
ECAD
In Stock	6,080 piece(s)
Unit Price	$ 0.7866 *
Lead Time	Can Ship Immediately
Estimated Delivery Time	Apr 26 - May 1 (Choose Expedited Shipping)
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Part Number # FSQ321LX (PMIC - AC DC Converters, Offline Switchers) is manufactured by Fairchild/ON Semiconductor and distributed by Heisener. Being one of the leading electronics distributors, we carry many kinds of electronic components from some of the world’s top class manufacturers. Their quality is guaranteed by its stringent quality control to meet all required standards.

For FSQ321LX specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add FSQ321LX with quantity into BOM. Heisener.com does NOT require any registration to request a quote of FSQ321LX.

FSQ321LX Specifications

Manufacturer	Fairchild/ON Semiconductor
Category	Integrated Circuits (ICs) - PMIC - AC DC Converters, Offline Switchers
Package	8-SMD, Gull Wing
ECAD
Series	FPS?
Output Isolation	Isolated
Internal Switch(s)	Yes
Voltage - Breakdown	650V
Topology	Flyback
Voltage - Start Up	12V
Voltage - Supply (Vcc/Vdd)	8 V ~ 20 V
Duty Cycle	-
Frequency - Switching	55kHz ~ 67kHz
Power (Watts)	12W
Fault Protection	Current Limiting, Over Load, Over Temperature, Over Voltage
Control Features	Sync
Operating Temperature	-40°C ~ 85°C (TA)
Package / Case	8-SMD, Gull Wing
Supplier Device Package	8-LSOP
Mounting Type	Surface Mount

FSQ321LX Datasheet

FSQ321LX Reviews

Nyla*****xton

April 8, 2023

★ ★ ★ ★ ★

Those components that were in stock shipped fast and arrived promptly.

Cols*****hhabra

March 23, 2023

★ ★ ★ ★ ★

Good seller, incredible reliable.Item as described. Very professional

Wil***** Vu

March 9, 2023

★ ★ ★ ★ ★

Excellent Seller,great product and Super Fast Shipping! Highly recommended A+++

Lou*****Varma

March 8, 2023

★ ★ ★ ★ ★

Absolutely the best source for wire, connectors, terminal strips, panel lights, etc. for model railroaders. Web site is the best in the business.

Lero*****parza

February 22, 2023

★ ★ ★ ★ ★

Super easy to replace and labelled terminals made it a quick replacement.

Augu*****isra

February 22, 2023

★ ★ ★ ★ ★

I've never had a problem with Heisener. Packages arrive on time and in great condition.

Write a Review

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FSQ321LX Packaging

FSQ321LX FAQ

1. How to order FSQ321LX on Heisener?

Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
2. How does Heisener guarantee that FSQ321LX is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the FSQ321LX. All suppliers must pass our qualification reviews before they can publish their products including FSQ321LX on Heisener; we pay more attention to the channels and quality of FSQ321LX products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the FSQ321LX price and inventory displayed accurate?

The price and inventory of FSQ321LX fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.
5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
6. What is the process for return or replacement of FSQ321LX?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the FSQ321LX we delivered, we will accept the replacement or return of the FSQ321LX only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of FSQ321LX.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations
7.How to contact us to get technical supports, such as FSQ321LX pin diagram, FSQ321LX datasheet?

If you need any after-sales service, please do not hesitate to contact us.

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FSQ321LX Guarantees

Service Guarantees

We guarantee 100% customer satisfaction.

Our experienced sales team and tech support team back our services to satisfy all our customers.

Quality Guarantees

We provide 90 days warranty.

If the items you received were not in perfect quality, we would be responsible for your refund or replacement, but the items must be returned in their original condition.

Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number

Manufacturer

Description

Stock

FSQ321LX

D# V72:2272_06301400

ON Semiconductor

AC to DC Pulse Width Modulation Controller

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

FSQ321LX

D# FSQ321LX

ON Semiconductor

Power Switch 0.53A 8-Pin LSOP T/R - Bulk (Alt: FSQ321LX)

FSQ321L

D# FSQ321L

ON Semiconductor

Power Switch 0.53A 8-Pin LSOP Rail - Bulk (Alt: FSQ321L)

Part Number

Manufacturer

Description

Stock

FSQ321LX

D# FSQ321LX

ON Semiconductor

Power Switch 0.53A 8-Pin LSOP T/R (Alt: FSQ321LX)

Part Number

Manufacturer

Description

Stock

FSQ321L

Fairchild Semiconductor Corporation

IC SWIT PWM GREEN OVP UVLO 8LSOP

FSQ321LX

Fairchild Semiconductor Corporation

IC SWIT PWM GREEN OVP UVLO 8LSOP

Part Number

Manufacturer

Description

Stock

FSQ321LX

D# 2156-FSQ321LX-ND

Rochester Electronics LLC

SWITCHING REGULATOR, CURRENT-MOD

1661

FSQ321L

D# 2156-FSQ321L-ND

Rochester Electronics LLC

0.67A, 67KHZ PDSO8

50268

Part Number

Manufacturer

Description

Stock

FSQ321LX

D# 2083996

ON Semiconductor

SWITCH, PWM, FET, 12W, 0.6A, 8SOP

RoHS: Compliant

Min Qty: 1

Container: Cut Tape

Part Number

Manufacturer

Description

Stock

FSQ321LX

ON Semiconductor

FSQ321 Series 20 V 5mA 19 Ohm Surface Mount Power Switch - SMD-8

RoHS: Compliant

pbFree: Yes

1000

Part Number

Manufacturer

Description

Stock

FSQ321LX

Fairchild Semiconductor Corporation

OEM/CM QUOTES ONLY | NO BROKERS

302

FSQ321L

Rochester Electronics LLC

OEM/CM QUOTES ONLY | NO BROKERS

61258

Part Number

Manufacturer

Description

Stock

FSQ321LX

Fairchild Semiconductor Corporation

OEM/CM Immediate delivery

36530

FSQ321L

Fairchild Semiconductor Corporation

OEM/CM Immediate delivery

36530

Part Number

Manufacturer

Description

Stock

FSQ321LX

D# 512-FSQ321LX

ON Semiconductor

AC/DC Converters 0.5A, 650V SMPS Power Switch

RoHS: Compliant

873

FSQ321L

D# 512-FSQ321L

ON Semiconductor

AC/DC Converters SMPS Power Switch

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

FSQ321LX

D# XSFP00000192719

Fairchild Semiconductor Corporation

4000

Part Number

Manufacturer

Description

Stock

FSQ321L

D# NS-FSQ321L

Fairchild Semiconductor Corporation

OEM/CM ONLY

4581

FSQ321LX

D# NS-FSQ321LX

Fairchild Semiconductor Corporation

OEM/CM ONLY

10054

Part Number

Manufacturer

Description

Stock

FSQ321LX

Fairchild Semiconductor Corporation

FSQ321 - Switching Regulator, Current-mode, 0.67A, 67kHz Switching Freq-Max, PDSO8

RoHS: Compliant

1661

FSQ321L

ON Semiconductor

FSQ321 - Switching Regulator, Current-mode, 0.67A, 67kHz Switching Freq-Max, PDSO8

RoHS: Compliant

7500

Part Number

Manufacturer

Description

Stock

FSQ321LX

Fairchild Semiconductor Corporation

OEM/CM ONLY

279

FSQ321L

Fairchild Semiconductor Corporation

OEM/CM ONLY

2816

Part Number

Manufacturer

Description

Stock

FSQ321L

Fairchild Semiconductor Corporation

IN stock Immediate delivery

36515

FSQ321LX

Fairchild Semiconductor Corporation

IN stock Immediate delivery

36515

Part Number

Manufacturer

Description

Stock

FSQ321LX

D# 31329029

ON Semiconductor

AC to DC Pulse Width Modulation Controller

RoHS: Compliant

Quick Inquiry

FSQ321LX

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