Name: BD438S
Brand: Fairchild/ON Semiconductor
SKU: BD438S
Availability: InStock
Rating: 5 (189 reviews)

BD438S

For Reference Only

Part Number	BD438S
Manufacturer	Fairchild/ON Semiconductor
Description	TRANS PNP 45V 4A TO-126
Datasheet	BD438S Datasheet BD438S Specifications
Package	TO-225AA, TO-126-3
ECAD
In Stock	48,000 piece(s)
Unit Price	Request a Quote
Lead Time	Can Ship Immediately
Estimated Delivery Time	Jul 2 - Jul 7 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # BD438S (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 BD438S specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add BD438S with quantity into BOM. Heisener.com does NOT require any registration to request a quote of BD438S.

BD438S Specifications

Manufacturer	Fairchild/ON Semiconductor
Category	Discrete Semiconductor Products - Transistors - Bipolar (BJT) - Single
Package	TO-225AA, TO-126-3
ECAD
Series	-
Transistor Type	PNP
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

BD438S Datasheet

BD438S Reviews

Mar*****Giles

April 7, 2023

★ ★ ★ ★ ★

Outstanding supplier! Heisener is on a very short list of suppliers I can recommend. From stock, pricing, ease of ordering and great service, they get it all.

Spen*****Mahal

April 2, 2023

★ ★ ★ ★ ★

I wanted something that would handle voltage spikes. Worked perfectly. I plan to use four more.

Vicen*****tterson

March 31, 2023

★ ★ ★ ★ ★

I have always get a fast response from Heisener with my orders. As a small business owner I greatly appreciate that I can order as little as 1 item as opposed to other companies who require you place a larger minimum order.

Caro*****Berger

March 30, 2023

★ ★ ★ ★ ★

Items arrived well pakaged, reasonable postage and as described. Top seller

Mark*****kson

February 28, 2023

★ ★ ★ ★ ★

Best organized online supplier, excellent service personnel.

Jour*****Simon

February 28, 2023

★ ★ ★ ★ ★

I recommend this and would definitely buy it again.

Write a Review

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BD438S Packaging

BD438S FAQ

1. How to order BD438S 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 BD438S is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the BD438S. All suppliers must pass our qualification reviews before they can publish their products including BD438S on Heisener; we pay more attention to the channels and quality of BD438S products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the BD438S price and inventory displayed accurate?

The price and inventory of BD438S 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 BD438S?

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 BD438S we delivered, we will accept the replacement or return of the BD438S 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 BD438S.

(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 BD438S pin diagram, BD438S datasheet?

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

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BD438S 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
BD438S D# V36:1790_06298302	ON Semiconductor	Trans GP BJT PNP 45V 4A 36000mW 3-Pin(3+Tab) TO-126 Bag	0
BD438STU D# V36:1790_06298305	ON Semiconductor	4.0 A, 45 V PNP Bipolar Power Transistor	0
BD438 D# E02:0323_00206925	STMicroelectronics	Trans GP BJT PNP 45V 4A 36000mW 3-Pin(3+Tab) SOT-32 Tube	0

Part Number	Manufacturer	Description	Stock
BD438S D# BD438S	ON Semiconductor	Trans GP BJT PNP 45V 4A 3-Pin(3+Tab) TO-126 Bulk - Bulk (Alt: BD438S) RoHS: Compliant	0
BD438STU D# BD438STU	ON Semiconductor	Transistor GP BJT PNP 45V 4A 3-Pin TO-126 Rail - Rail/Tube (Alt: BD438STU) RoHS: Compliant	0
BD438 D# BD438	STMicroelectronics	Trans GP BJT PNP 45V 4A 3-Pin SOT-32 Tube - Rail/Tube (Alt: BD438) RoHS: Compliant	0

Part Number

Manufacturer

Description

Stock

BD438STU

D# BD438STU

ON Semiconductor

Transistor GP BJT PNP 45V 4A 3-Pin TO-126 Rail (Alt: BD438STU)

RoHS: Compliant

BD438

D# BD438

STMicroelectronics

Trans GP BJT PNP 45V 4A 3-Pin SOT-32 Tube (Alt: BD438)

RoHS: Compliant

Part Number	Manufacturer	Description	Stock
BD438 D# BD438	STMicroelectronics	Trans GP BJT PNP 45V 4A 3-Pin SOT-32 Tube (Alt: BD438)	0
BD438S D# BD438S	ON Semiconductor	Trans GP BJT PNP 45V 4A 3-Pin(3+Tab) TO-126 Bulk (Alt: BD438S) RoHS: Compliant	0
BD438STU D# BD438STU	ON Semiconductor	Transistor GP BJT PNP 45V 4A 3-Pin TO-126 Rail (Alt: BD438STU) RoHS: Compliant	0

Part Number

Manufacturer

Description

Stock

BD438

ON Semiconductor

240

Part Number

Manufacturer

Description

Stock

BD438

D# 14S3550

STMicroelectronics

Trans GP BJT PNP 45V 4A 36000m

Part Number	Manufacturer	Description	Stock
BD438STU	Fairchild Semiconductor Corporation	BD Series 45 V 4 A Plastic Medium Power Silicon PNP Transistor - TO-126	55
BD438	STMicroelectronics	Min Qty 600	22400
BD438S	STMicroelectronics	Transistor: PNP, 45V, 4A, 36W, SOT32	62

Part Number

Manufacturer

Description

Stock

BD438

STMicroelectronics

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

RoHS: Not Compliant

Part Number	Manufacturer	Description	Stock
BD438STU D# BD438STU-ND	ON Semiconductor	TRANS PNP 45V 4A TO126-3	1
BD438 D# 497-14155-5-ND	STMicroelectronics	TRANS PNP 45V 4A SOT32	2826
BD438S D# 2156-BD438S-ND	Rochester Electronics LLC	POWER BIPOLAR TRANSISTOR, 4A, 45	4579

Part Number

Manufacturer

Description

Stock

BD438S

ON Semiconductor

In stock shipping within 2days

23177

BD438

POWER

In stock shipping within 2days

6260

Part Number	Manufacturer	Description	Stock
BD438 D# 1574357	SPC Multicomp	TRANSISTOR, PNP, TO-126 RoHS: Compliant Min Qty: 5 Container: Each	5575
BD438S D# 3003837	ON Semiconductor	TRANS, PNP, -45V, -4A, 36W, TO-126 RoHS: Compliant Min Qty: 1 Container: Each	1330
BD438STU D# 3615304	ON Semiconductor	BIPOLAR TRANSISTOR RoHS: Not Compliant Min Qty: 1920 Container: Tube	0

Part Number

Manufacturer

Description

Stock

BD438

STMicroelectronics

BD43X Series 36 W 45 V PNP Complementary Silicon Power Transistor - SOT-32

RoHS: Compliant

pbFree: Yes

BD438STU

ON Semiconductor

BD Series 45 V 4 A Plastic Medium Power Silicon PNP Transistor - TO-126

RoHS: Compliant

pbFree: Yes

Part Number	Manufacturer	Description	Stock
BD438SBD438STU		OEM/CM QUOTES ONLY \| NO BROKERS	5750
BD438	STMICROELECTRONICS	OEM/CM QUOTES ONLY \| NO BROKERS	81995
BD438S	ON Semiconductor	OEM/CM QUOTES ONLY \| NO BROKERS	23000
BD438STU	ON Semiconductor	OEM/CM QUOTES ONLY \| NO BROKERS	3005
BD438STM	STMicroelectronics	OEM/CM QUOTES ONLY \| NO BROKERS	32

Part Number

Manufacturer

Description

Stock

BD438

STMicroelectronics

980

Part Number

Manufacturer

Description

Stock

BD438

ON Semiconductor

in stock - can ship the same day

1461

Part Number	Manufacturer	Description	Stock
BD438	STMicroelectronics	OEM/CM Immediate delivery	556398
BD438S	Fairchild Semiconductor Corporation	OEM/CM Immediate delivery	7510
BD438STU	Fairchild Semiconductor Corporation	OEM/CM Immediate delivery	4310

Part Number

Manufacturer

Description

Stock

BD438S

D# 512-BD438S

ON Semiconductor

Bipolar Transistors - BJT PNP Epitaxial Sil

RoHS: Compliant

2183

BD438

D# 511-BD438

STMicroelectronics

Bipolar Transistors - BJT PNP Medium Power

RoHS: Compliant

6738

Part Number

Manufacturer

Description

Stock

BD438STU

D# XSKDRABV0037444

ON SEMICONDUCTOR

RISCMicrocontroller,32-Bit,FLASH,CORTEX-M4FCPU,150MHz,CMOS, PQFP144

736

BD438

D# XSKDRABS0003092

STMicroelectronics

PNP TRANS. 45V 4A SOT32

10100

Part Number	Manufacturer	Description	Stock
BD438S D# 07AH3623	ON Semiconductor	TRANS, PNP, -45V, -4A, 36W, TO-126, Transistor Polarity:PNP, Collector Emitter Voltage V(br)ceo:-45V, Transition Frequency ft:3MHz, Power Dissipation Pd:36W, DC Collector Current:-4A, DC Current Gain hFE:30hFE, Transistor Case RoHS Compliant: Yes RoHS: Compliant Min Qty: 1 Container: Bulk	1330
BD438STU D# 82C0770	ON Semiconductor	PNP/4A/45V TO-126 ROHS COMPLIANT: YES RoHS: Compliant Min Qty: 1920 Container: Bulk	0
BD438 D# 01H0330	SPC Multicomp	BIPOLAR TRANSISTOR, PNP, -45V, Transistor Polarity:PNP, Collector Emitter Voltage V(br)ceo:-45V, DC Collector Current:4A, Power Dissipation Pd:36W, Transistor Mounting:Through Hole, No. of Pins:3Pins, Transition Frequency ft:3MHz RoHS Compliant: Yes RoHS: Compliant Min Qty: 1 Container: Bulk	72

Part Number

Manufacturer

Description

Stock

BD438

D# NS-BD438

ON Semiconductor

OEM/CM ONLY

8421

BD438STU

D# NS-BD438STU

Fairchild Semiconductor Corporation

OEM/CM ONLY

2634

Part Number

Manufacturer

Description

Stock

BD438

STMicroelectronics

Bipolar Junction Transistor, PNP Type, TO-126

2139

Part Number

Manufacturer

Description

Stock

BD438

D# BD438

STMicroelectronics

Semiconductor

900

Part Number

Manufacturer

Description

Stock

BD438

D# 0109078

STMicroelectronics

STMicroelectronics BD438 PNP Transistor, 4 A, 45 V, 3-Pin SOT-32, PK

Min Qty: 5

Container: Package

235

Part Number	Manufacturer	Description	Stock
BD438	ON Semiconductor	Power Bipolar Transistor, 4A, 45V, PNP, TO-225AA, 3 Pin RoHS: Not Compliant	139
BD438S	Fairchild Semiconductor Corporation	Power Bipolar Transistor, 4A, 45V, PNP, TO-126, Plastic/Epoxy, 3 Pin RoHS: Compliant	4579
BD438STU	Fairchild Semiconductor Corporation	Power Bipolar Transistor, 4A, 45V, PNP, TO-126, Plastic/Epoxy, 3 Pin RoHS: Compliant	4584

Part Number	Manufacturer	Description	Stock
BD438SBD438STU		OEM/CM ONLY	5011
BD438S	Fairchild Semiconductor Corporation	OEM/CM ONLY	1425
BD438STU	Fairchild Semiconductor Corporation	OEM/CM ONLY	2676

Part Number	Manufacturer	Description	Stock
BD438STU	Fairchild Semiconductor Corporation	IN stock Immediate delivery	4325
BD438	STMicroelectronics	IN stock Immediate delivery	556383
BD438S	Fairchild Semiconductor Corporation	IN stock Immediate delivery	7525

Part Number	Manufacturer	Description	Stock
BD438STU	Fairchild Semiconductor Corporation	shipping today	2399
BD438	STMicroelectronics	shipping today	12999
BD438S	Fairchild Semiconductor Corporation	shipping today	309

Part Number

Manufacturer

Description

Stock

BD438STU

D# 32663183

ON Semiconductor

4.0 A, 45 V PNP Bipolar Power Transistor

BD438

D# 53044731

STMicroelectronics

Trans GP BJT PNP 45V 4A 36000mW 3-Pin(3+Tab) SOT-32 Tube

Part Number

Manufacturer

Description

Stock

BD438

STMicroelectronics

TRANS PNP 45V 4A SOT32

39437

Part Number

Manufacturer

Description

Stock

BD438

D# 1015772

STMicroelectronics

TRANSISTOR, PNP, TO-126

RoHS: Compliant

Min Qty: 5

Container: Each

5031

BD438S

D# 3003837

ON Semiconductor

TRANS, PNP, -45V, -4A, 36W, TO-126

RoHS: Compliant

Min Qty: 1

Container: Each

1330

Quick Inquiry

BD438S

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