Name: BUL128-K
Brand: STMicroelectronics
SKU: BUL128-K
Availability: InStock
Rating: 5 (87 reviews)

BUL128-K

For Reference Only

Part Number	BUL128-K
Manufacturer	STMicroelectronics
Description	TRANS NPN 400V 4A TO-220
Datasheet	BUL128-K Datasheet BUL128-K Specifications
Package	TO-220-3
ECAD
In Stock	3,856 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	Jul 2 - Jul 7 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # BUL128-K (Transistors - Bipolar (BJT) - Single) is manufactured by STMicroelectronics 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 BUL128-K specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add BUL128-K with quantity into BOM. Heisener.com does NOT require any registration to request a quote of BUL128-K.

BUL128-K Specifications

Manufacturer	STMicroelectronics
Category	Discrete Semiconductor Products - Transistors - Bipolar (BJT) - Single
Package	TO-220-3
ECAD
Series	-
Transistor Type	NPN
Current - Collector (Ic) (Max)	4A
Voltage - Collector Emitter Breakdown (Max)	400V
Vce Saturation (Max) @ Ib, Ic	500mV @ 1A, 4A
Current - Collector Cutoff (Max)	200µA
DC Current Gain (hFE) (Min) @ Ic, Vce	14 @ 2A, 5V
Power - Max	70W
Frequency - Transition	-
Operating Temperature	150°C (TJ)
Mounting Type	Through Hole
Package / Case	TO-220-3
Supplier Device Package	TO-220AB

BUL128-K Datasheet

BUL128-K Reviews

Anas*****a Sims

April 4, 2023

★ ★ ★ ★ ★

Comparison with other company, Heisener is my first choice for supplier.

Valer*****ntreras

March 19, 2023

★ ★ ★ ★ ★

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

Tyler*****amanian

March 19, 2023

★ ★ ★ ★ ★

Great service as always from this supplier. Already bought many times

Cami*****owers

March 17, 2023

★ ★ ★ ★ ★

I can count on your provision for BOM of my design in near future

Maxi*****hand

March 13, 2023

★ ★ ★ ★ ★

Sure appreciate your quality, expertise and professional service. Thank you so much!!!

Valen*****Glass

March 6, 2023

★ ★ ★ ★ ★

Item works as described, fast delivery, nice contact!

Chand*****iwari

February 20, 2023

★ ★ ★ ★ ★

Heisener.com is a good company. Pleasant transaction, communicative , thank you

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BUL128-K Packaging

BUL128-K FAQ

1. How to order BUL128-K 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 BUL128-K is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the BUL128-K. All suppliers must pass our qualification reviews before they can publish their products including BUL128-K on Heisener; we pay more attention to the channels and quality of BUL128-K products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the BUL128-K price and inventory displayed accurate?

The price and inventory of BUL128-K 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 BUL128-K?

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 BUL128-K we delivered, we will accept the replacement or return of the BUL128-K 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 BUL128-K.

(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 BUL128-K pin diagram, BUL128-K datasheet?

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

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BUL128-K 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

BUL128-K

STMicroelectronics

TRANS NPN 400V 4A TO-220

Part Number

Manufacturer

Description

Stock

BUL128-K

D# BUL128-K-ND

STMicroelectronics

TRANS NPN 400V 4A TO-220

Part Number

Manufacturer

Description

Stock

BUL128K

STMICROELECTRONICS

OEM/CM QUOTES ONLY | NO BROKERS

21275

Part Number

Manufacturer

Description

Stock

BUL128-K

D# NS-BUL128-K

STMicroelectronics

OEM/CM ONLY

6339

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BUL128-K

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