Name: BD437S
Brand: Fairchild/ON Semiconductor
SKU: BD437S
Availability: InStock
Rating: 5 (121 reviews)

BD437S

For Reference Only

Part Number	BD437S
Manufacturer	Fairchild/ON Semiconductor
Description	TRANS NPN 45V 4A TO-126
Datasheet	BD437S Datasheet BD437S Specifications
Package	TO-225AA, TO-126-3
ECAD
In Stock	21,408 piece(s)
Unit Price	Request a Quote
Lead Time	Can Ship Immediately
Estimated Delivery Time	May 16 - May 21 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # BD437S (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 BD437S specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add BD437S with quantity into BOM. Heisener.com does NOT require any registration to request a quote of BD437S.

BD437S 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)	4A
Voltage - Collector Emitter Breakdown (Max)	45V
Vce Saturation (Max) @ Ib, Ic	600mV @ 200mA, 2A
Current - Collector Cutoff (Max)	100µA
DC Current Gain (hFE) (Min) @ Ic, Vce	30 @ 10mA, 5V
Power - Max	36W
Frequency - Transition	3MHz
Operating Temperature	150°C (TJ)
Mounting Type	Through Hole
Package / Case	TO-225AA, TO-126-3
Supplier Device Package	TO-126

BD437S Datasheet

BD437S Reviews

Skyl*****errell

March 30, 2023

★ ★ ★ ★ ★

Fantastic quality products with fair and prompt shipping. Would save much time crossing all the features. Thank you for all your effort.

Grace*****Chander

March 17, 2023

★ ★ ★ ★ ★

arrived well within time bracket, put this firm on my suppliers list, many thanks

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BD437S Packaging

BD437S FAQ

1. How to order BD437S 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 BD437S is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the BD437S. All suppliers must pass our qualification reviews before they can publish their products including BD437S on Heisener; we pay more attention to the channels and quality of BD437S products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the BD437S price and inventory displayed accurate?

The price and inventory of BD437S 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 BD437S?

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 BD437S we delivered, we will accept the replacement or return of the BD437S 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 BD437S.

(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 BD437S pin diagram, BD437S datasheet?

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

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BD437S 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

BD437S

D# BD437S

ON Semiconductor

Trans GP BJT NPN 45V 4A 3-Pin(3+Tab) TO-126 Bulk - Bulk (Alt: BD437S)

RoHS: Compliant

Part Number

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Description

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BD437S

STMicroelectronics

Transistor: NPN, 45V, 4A, 36W, TO126

813

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BD437S

Fairchild Semiconductor Corporation

Power Bipolar Transistor, 4A I(C), 45V V(BR)CEO, 1-Element, NPN, Silicon, TO-126, Plastic/Epoxy, 3 Pin

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

BD437S

D# 2156-BD437S-ND

Rochester Electronics LLC

POWER BIPOLAR TRANSISTOR

3358

Part Number

Manufacturer

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BD437S

ON Semiconductor

In stock shipping within 2days

16260

Part Number

Manufacturer

Description

Stock

BD437S

D# 2825087

ON Semiconductor

TRANSISTOR, NPN, 45V, 4A, TO-126-3

RoHS: Compliant

Min Qty: 1

Container: Each

Part Number

Manufacturer

Description

Stock

BD437S

ON Semiconductor

OEM/CM QUOTES ONLY | NO BROKERS

34500

BD437SGS

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

Part Number

Manufacturer

Description

Stock

BD437S

Fairchild Semiconductor Corporation

in stock - can ship the same day

750

Part Number

Manufacturer

Description

Stock

BD437S

Fairchild Semiconductor Corporation

OEM/CM Immediate delivery

3880

Part Number

Manufacturer

Description

Stock

BD437S

D# XSKDRABS0038590

ON SEMICONDUCTOR

TO-126 3LNPN/4A/45V TO-126

2000

Part Number

Manufacturer

Description

Stock

BD437S

Fairchild Semiconductor Corporation

Power Bipolar Transistor, 4A, 45V, NPN, TO-126, Plastic/Epoxy, 3 Pin

RoHS: Compliant

3358

Part Number

Manufacturer

Description

Stock

BD437S

Fairchild Semiconductor Corporation

OEM/CM ONLY

2016

BD437SGS

STMicroelectronics

OEM/CM ONLY

Part Number

Manufacturer

Description

Stock

BD437S

Fairchild Semiconductor Corporation

IN stock Immediate delivery

3895

Part Number

Manufacturer

Description

Stock

BD437S

Fairchild Semiconductor Corporation

shipping today

1699

Part Number

Manufacturer

Description

Stock

BD437S

Fairchild Semiconductor Corporation

RFQ

2679

Part Number

Manufacturer

Description

Stock

BD437S

D# 2825087

ON Semiconductor

TRANSISTOR, NPN, 45V, 4A, TO-126-3

RoHS: Compliant

Min Qty: 5

Container: Each

Quick Inquiry

BD437S

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