Name: FSQ321
Brand: Fairchild/ON Semiconductor
SKU: FSQ321
Price: 1.2084 USD
Availability: InStock
Rating: 5 (110 reviews)

FSQ321

For Reference Only

Part Number	FSQ321
Manufacturer	Fairchild/ON Semiconductor
Description	IC SWIT PWM GREEN OVP UVLO 8DIP
Datasheet	FSQ321 Datasheet FSQ321 Specifications
Package	8-DIP (0.300", 7.62mm)
ECAD
In Stock	6,720 piece(s)
Unit Price	$ 1.2084 *
Lead Time	Can Ship Immediately
Estimated Delivery Time	Jun 18 - Jun 23 (Choose Expedited Shipping)
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Delivery Services

Part Number # FSQ321 (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 FSQ321 specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add FSQ321 with quantity into BOM. Heisener.com does NOT require any registration to request a quote of FSQ321.

FSQ321 Specifications

Manufacturer	Fairchild/ON Semiconductor
Category	Integrated Circuits (ICs) - PMIC - AC DC Converters, Offline Switchers
Package	8-DIP (0.300", 7.62mm)
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-DIP (0.300", 7.62mm)
Supplier Device Package	8-DIP
Mounting Type	Through Hole

FSQ321 Datasheet

FSQ321 Reviews

Emil*****rora

March 9, 2023

★ ★ ★ ★ ★

The items I want are often in stock and available in small quantities.

Virgin*****tgomery

March 6, 2023

★ ★ ★ ★ ★

All of the components worked, and are still working. So even though the price is amazingly low, the diodes really do work!

Thi***** Mand

March 4, 2023

★ ★ ★ ★ ★

EXACTLY what I was looking for -- one piece with a low forward voltage drop to isolate some DC power sources. They work fantastic!

Mari*****Sood

February 27, 2023

★ ★ ★ ★ ★

Works as expected. Fits good in circuit board, not lose or slipping around.

Kia*****Manda

February 18, 2023

★ ★ ★ ★ ★

These little guys worked perfect for my wiring project. Reliable, good quality.

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FSQ321 Packaging

FSQ321 FAQ

1. How to order FSQ321 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 FSQ321 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the FSQ321. All suppliers must pass our qualification reviews before they can publish their products including FSQ321 on Heisener; we pay more attention to the channels and quality of FSQ321 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the FSQ321 price and inventory displayed accurate?

The price and inventory of FSQ321 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 FSQ321?

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 FSQ321 we delivered, we will accept the replacement or return of the FSQ321 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 FSQ321.

(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 FSQ321 pin diagram, FSQ321 datasheet?

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

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FSQ321 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

FSQ321

D# V36:1790_06359435

ON Semiconductor

AC to DC Pulse Width Modulation Controller

RoHS: Compliant

Part Number	Manufacturer	Description	Stock
FSQ321L D# FSQ321L	ON Semiconductor	Power Switch 0.53A 8-Pin LSOP Rail - Bulk (Alt: FSQ321L)	0
FSQ321LX D# FSQ321LX	ON Semiconductor	Power Switch 0.53A 8-Pin LSOP T/R - Bulk (Alt: FSQ321LX)	0
FSQ321 D# FSQ321	ON Semiconductor	Power Switch 0.53A 8-Pin PDIP W Rail - Rail/Tube (Alt: FSQ321)	0

Part Number

Manufacturer

Description

Stock

FSQ321LX

D# FSQ321LX

ON Semiconductor

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

FSQ321

D# FSQ321

ON Semiconductor

Power Switch 0.53A 8-Pin PDIP W Rail (Alt: FSQ321)

Part Number	Manufacturer	Description	Stock
FSQ321	Fairchild Semiconductor Corporation	IC SWIT PWM GREEN OVP UVLO 8LSOP	0
FSQ321L	Fairchild Semiconductor Corporation	IC SWIT PWM GREEN OVP UVLO 8LSOP	0
FSQ321LX	Fairchild Semiconductor Corporation	IC SWIT PWM GREEN OVP UVLO 8LSOP	0

Part Number

Manufacturer

Description

Stock

FSQ321

Fairchild Semiconductor Corporation

Switching Regulator, Current-mode, 0.67A, 67kHz Switching Freq-Max, PDIP8

RoHS: Compliant

Part Number	Manufacturer	Description	Stock
FSQ321LX D# 2156-FSQ321LX-ND	Rochester Electronics LLC	SWITCHING REGULATOR, CURRENT-MOD	1661
FSQ321 D# FSQ321OS-ND	ON Semiconductor	IC SWIT PWM GREEN OVP UVLO 8DIP	2764
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

FSQ321

D# 3613496

ON Semiconductor

POWER LOAD DISTRIBUTION SWITCHES

RoHS: Compliant

Min Qty: 3000

Container: Tube

Part Number

Manufacturer

Description

Stock

FSQ321

ON Semiconductor

FSQ321 Series 25 V 95 kHz Through Hole Power Switch - DIP-8

RoHS: Compliant

pbFree: Yes

1450

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
FSQ321L	Rochester Electronics LLC	OEM/CM QUOTES ONLY \| NO BROKERS	61258
FSQ321ES	Fairchild Semiconductor Corporation	OEM/CM QUOTES ONLY \| NO BROKERS	253
FSQ321LX	Fairchild Semiconductor Corporation	OEM/CM QUOTES ONLY \| NO BROKERS	302
FSQ321	Fairchild Semiconductor Corporation	OEM/CM QUOTES ONLY \| NO BROKERS	3450

Part Number	Manufacturer	Description	Stock
FSQ321LX	Fairchild Semiconductor Corporation	OEM/CM Immediate delivery	36530
FSQ321L	Fairchild Semiconductor Corporation	OEM/CM Immediate delivery	36530
FSQ321	Fairchild Semiconductor Corporation	OEM/CM Immediate delivery	36530

Part Number	Manufacturer	Description	Stock
FSQ321L D# 512-FSQ321L	ON Semiconductor	AC/DC Converters SMPS Power Switch RoHS: Compliant	67
FSQ321LX D# 512-FSQ321LX	ON Semiconductor	AC/DC Converters 0.5A, 650V SMPS Power Switch RoHS: Compliant	873
FSQ321 D# 512-FSQ321	ON Semiconductor	AC/DC Converters SMPS Power Switch RoHS: Compliant	2462

Part Number

Manufacturer

Description

Stock

FSQ321LX

D# XSFP00000192719

Fairchild Semiconductor Corporation

4000

FSQ321

D# XSFP00000130886

Fairchild Semiconductor Corporation

FSQ321 Series 25 V 95 kHz Through Hole Power Switch - DIP-8

783

Part Number

Manufacturer

Description

Stock

FSQ321

D# 52M3338

ON Semiconductor

PWM CONTROLLER, 15V, 8-DIP, Input Voltage:-, Output Voltage:700V, Output Current:-, Supply Voltage Min:-, Supply Voltage Max:15V, Controller IC Case Style:DIP, No. of Pins:8Pins, Frequency:89.3kHz, Operating Temperature Min:-40°C RoHS Compliant: Yes

RoHS: Compliant

Min Qty: 3000

Container: Bulk

Part Number	Manufacturer	Description	Stock
FSQ321 D# NS-FSQ321	Fairchild Semiconductor Corporation	OEM/CM ONLY	1544
FSQ321LX D# NS-FSQ321LX	Fairchild Semiconductor Corporation	OEM/CM ONLY	10054
FSQ321L D# NS-FSQ321L	Fairchild Semiconductor Corporation	OEM/CM ONLY	4581

Part Number

Manufacturer

Description

Stock

FSQ321

D# 6710242

ON Semiconductor

ON Semiconductor FSQ321, 1-Channel Intelligent Power Switch 8-Pin, PDIP W, PK

Min Qty: 5

Container: Package

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
FSQ321	Fairchild Semiconductor Corporation	OEM/CM ONLY	3016
FSQ321ES	Fairchild Semiconductor Corporation	OEM/CM ONLY	236

Part Number	Manufacturer	Description	Stock
FSQ321LX	Fairchild Semiconductor Corporation	IN stock Immediate delivery	36515
FSQ321	Fairchild Semiconductor Corporation	IN stock Immediate delivery	36515
FSQ321L	Fairchild Semiconductor Corporation	IN stock Immediate delivery	36515

Part Number

Manufacturer

Description

Stock

FSQ321

Fairchild Semiconductor Corporation

shipping today

7589

Part Number

Manufacturer

Description

Stock

FSQ321LX

D# 31329029

ON Semiconductor

AC to DC Pulse Width Modulation Controller

RoHS: Compliant

FSQ321

D# 34862738

ON Semiconductor

AC to DC Pulse Width Modulation Controller

RoHS: Compliant

Quick Inquiry

FSQ321

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