Name: KSE340S
Brand: Fairchild/ON Semiconductor
SKU: KSE340S
Availability: InStock
Rating: 5 (78 reviews)

KSE340S

For Reference Only

Part Number	KSE340S
Manufacturer	Fairchild/ON Semiconductor
Description	TRANS NPN 300V 0.5A TO-126
Datasheet	KSE340S Datasheet KSE340S Specifications
Package	TO-225AA, TO-126-3
ECAD
In Stock	6,368 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	Jun 17 - Jun 22 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # KSE340S (Transistors - Bipolar (BJT) - Single) 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 KSE340S specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add KSE340S with quantity into BOM. Heisener.com does NOT require any registration to request a quote of KSE340S.

KSE340S Specifications

Manufacturer	Fairchild/ON Semiconductor
Category	Discrete Semiconductor Products - Transistors - Bipolar (BJT) - Single
Package	TO-225AA, TO-126-3
ECAD
Series	-
Transistor Type	NPN
Current - Collector (Ic) (Max)	500mA
Voltage - Collector Emitter Breakdown (Max)	300V
Vce Saturation (Max) @ Ib, Ic	-
Current - Collector Cutoff (Max)	100µA (ICBO)
DC Current Gain (hFE) (Min) @ Ic, Vce	30 @ 50mA, 10V
Power - Max	20W
Frequency - Transition	-
Operating Temperature	150°C (TJ)
Mounting Type	Through Hole
Package / Case	TO-225AA, TO-126-3
Supplier Device Package	TO-126-3

KSE340S Datasheet

KSE340S Reviews

Lou***** Puri

April 9, 2023

★ ★ ★ ★ ★

Awesome components selection and availability. Ordering process is easy. They don't spam me after the purchase.

Lean*****urham

April 8, 2023

★ ★ ★ ★ ★

Absolutely the finest source for electric components, connectors, terminal strips, panel lights, etc. The website online ordering system makes a easy business.

Mcke*****Tandon

April 6, 2023

★ ★ ★ ★ ★

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

Dan*****ahal

March 28, 2023

★ ★ ★ ★ ★

Very supportive of my small orders, but very glad easy to work with. Hard to see how it could be any more efficient!

Cal*****Buch

March 19, 2023

★ ★ ★ ★ ★

received with well packed and good parts, every piece of the KSE340S works well.

Opa*****amora

March 17, 2023

★ ★ ★ ★ ★

It gives you a good quality product, with a great variety.. I will for sure order this set again when i start to run low.

Jani*****Thaman

March 4, 2023

★ ★ ★ ★ ★

No problem in making an order and will see how the shipping goes.

Daria*****aldson

February 25, 2023

★ ★ ★ ★ ★

Great dealing with you Guys. Thanks for a very prompt delivery.

Sai*****Mitra

February 22, 2023

★ ★ ★ ★ ★

Excellent ! KSE340S item arrived very quickly and was packaged well, no issues.

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KSE340S Packaging

KSE340S FAQ

1. How to order KSE340S 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 KSE340S is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the KSE340S. All suppliers must pass our qualification reviews before they can publish their products including KSE340S on Heisener; we pay more attention to the channels and quality of KSE340S products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the KSE340S price and inventory displayed accurate?

The price and inventory of KSE340S 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 KSE340S?

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 KSE340S we delivered, we will accept the replacement or return of the KSE340S 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 KSE340S.

(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 KSE340S pin diagram, KSE340S datasheet?

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

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KSE340S 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

KSE340STU

D# KSE340STU

ON Semiconductor

Trans GP BJT NPN 300V 0.5A 3-Pin(3+Tab) TO-126 Rail - Bulk (Alt: KSE340STU)

RoHS: Compliant

Part Number	Manufacturer	Description	Stock
KSE340STU	Fairchild Semiconductor Corporation	Fairchild Semiconductor KSE340STU	3840
KSE340S	Fairchild Semiconductor Corporation	Fairchild Semiconductor KSE340STU	3840
KSE340STSTU	Fairchild Semiconductor Corporation	TRANS NPN 300V 0.5A TO-126	0

Part Number

Manufacturer

Description

Stock

KSE340STU

ON Semiconductor

NPN 500mA 300V 20W TO-126-3 Transistors (NPN/PNP) RoHS

766

Part Number	Manufacturer	Description	Stock
KSE340S D# KSE340S-ND	ON Semiconductor	TRANS NPN 300V 0.5A TO-126	0
KSE340STU D# 2156-KSE340STU-ND	Rochester Electronics LLC	POWER BIPOLAR TRANSISTOR	21120
KSE340STSTU D# KSE340STSTU-ND	ON Semiconductor	TRANS NPN 300V 0.5A TO-126	0

Part Number

Manufacturer

Description

Stock

KSE340S

Fairchild Semiconductor Corporation

In stock shipping within 2days

1980

Part Number

Manufacturer

Description

Stock

KSE340STU

D# 2453348

ON Semiconductor

TRANSISTOR, BIPOL, NPN, 300V, TO-126-3

RoHS: Compliant

Min Qty: 5

Container: Each

Part Number	Manufacturer	Description	Stock
KSE340STU	ON Semiconductor	OEM/CM QUOTES ONLY \| NO BROKERS	104400
KSE340S	Samsung Electronics Co. Ltd	OEM/CM QUOTES ONLY \| NO BROKERS	5
KSE340STSTU	FAIR	OEM/CM QUOTES ONLY \| NO BROKERS	3341

Part Number

Manufacturer

Description

Stock

KSE340STU

D# C192997

ON Semiconductor

766

Part Number

Manufacturer

Description

Stock

KSE340S

Fairchild Semiconductor Corporation

OEM/CM Immediate delivery

60691

KSE340STU

Fairchild Semiconductor Corporation

OEM/CM Immediate delivery

500

Part Number

Manufacturer

Description

Stock

KSE340STU

D# NS-KSE340STU

Fairchild Semiconductor Corporation

OEM/CM ONLY

8912

Part Number

Manufacturer

Description

Stock

KSE340STU

ON Semiconductor

Power Bipolar Transistor, 0.5A, 300V, NPN, TO-126, Plastic/Epoxy, 3 Pin

RoHS: Compliant

21120

Part Number

Manufacturer

Description

Stock

KSE340STU

Fairchild Semiconductor Corporation

OEM/CM ONLY

2176

KSE340STSTU

Fairchild Semiconductor Corporation

OEM/CM ONLY

2896

Part Number

Manufacturer

Description

Stock

KSE340STU

Fairchild Semiconductor Corporation

IN stock Immediate delivery

495

KSE340S

Fairchild Semiconductor Corporation

IN stock Immediate delivery

60676

Part Number

Manufacturer

Description

Stock

KSE340S

Fairchild Semiconductor Corporation

RFQ

10686

Part Number

Manufacturer

Description

Stock

KSE340STU

Fairchild Semiconductor Corporation

TRANS NPN 300V 0.5A TO-126

14344

Part Number

Manufacturer

Description

Stock

KSE340STU

D# 2453348

ON Semiconductor

TRANSISTOR, BIPOL, NPN, 300V, TO-126-3

RoHS: Compliant

Min Qty: 1

Container: Each

Quick Inquiry

KSE340S

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