Name: 1N749A TR
Brand: Central Semiconductor Corp
SKU: 1N749A-TR
Availability: InStock
Rating: 5 (78 reviews)

1N749A TR

For Reference Only

Part Number	1N749A TR
Manufacturer	Central Semiconductor Corp
Description	DIODE ZENER 4.3V 500MW DO35
Datasheet	1N749A TR Specifications
Package	DO-204AH, DO-35, Axial
ECAD
In Stock	86,718 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	May 23 - May 28 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # 1N749A TR (Diodes - Zener - Single) is manufactured by Central Semiconductor Corp 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 1N749A TR specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add 1N749A TR with quantity into BOM. Heisener.com does NOT require any registration to request a quote of 1N749A TR.

1N749A TR Specifications

Manufacturer	Central Semiconductor Corp
Category	Discrete Semiconductor Products - Diodes - Zener - Single
Package	DO-204AH, DO-35, Axial
ECAD
Series	-
Voltage - Zener (Nom) (Vz)	4.3V
Tolerance	±5%
Power - Max	500mW
Impedance (Max) (Zzt)	22 Ohms
Current - Reverse Leakage @ Vr	2µA @ 1V
Voltage - Forward (Vf) (Max) @ If	1.5V @ 200mA
Operating Temperature	-65°C ~ 200°C
Mounting Type	Through Hole
Package / Case	DO-204AH, DO-35, Axial
Supplier Device Package	DO-35

1N749A TR Reviews

Ale***** Snow

April 9, 2023

★ ★ ★ ★ ★

This is the best online shop to order electronic components. From a 30 cent item up to industrial, Customer Service is great. This company is so reliable and super easy to work with and ask questions. One CS agent even stayed after hours to get me an answer!

Kor***** Mall

April 2, 2023

★ ★ ★ ★ ★

Diodes okay. Shipped quick and received with well - packed

Fly*****Zhang

March 26, 2023

★ ★ ★ ★ ★

There are cheaper ones out there but this one really take the guessing game out.

Alfon*****ngupta

March 1, 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.

Yous*****arner

February 19, 2023

★ ★ ★ ★ ★

Great price. Worked well for my needs.

Write a Review

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1N749A TR Packaging

1N749A TR FAQ

1. How to order 1N749A TR 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 1N749A TR is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the 1N749A TR. All suppliers must pass our qualification reviews before they can publish their products including 1N749A TR on Heisener; we pay more attention to the channels and quality of 1N749A TR products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the 1N749A TR price and inventory displayed accurate?

The price and inventory of 1N749A TR 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 1N749A TR?

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 1N749A TR we delivered, we will accept the replacement or return of the 1N749A TR 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 1N749A TR.

(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 1N749A TR pin diagram, 1N749A TR datasheet?

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

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1N749A TR 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

1N749A/TR

D# V36:1790_21833217

Microchip Technology Inc

Zener Diode Single 4.3V 5% 22Ohm 500mW 2-Pin DO-35 T/R

RoHS: Not Compliant

1N749A

D# V72:2272_19768826

EIC Corporation

Zener Diode Single 4.3V 5% 22Ohm 500mW 2-Pin DO-35

RoHS: Compliant

Part Number	Manufacturer	Description	Stock
1N749ATR D# 1N749ATR	ON Semiconductor	Diode Zener Single 4.3V 5% 500mW 2-Pin Axial DO-35 T/R - Bulk (Alt: 1N749ATR)	0
1N749A TR D# 1N749A TR	Central Semiconductor Corp	Diode Zener Single 4.3V 5% 500mW 2-Pin Axial DO-35 T/R - Tape and Reel (Alt: 1N749A TR) RoHS: Not Compliant	0
1N749A TR TIN/LEAD D# 1N749A TR TIN/LEAD	Central Semiconductor Corp	Diode Zener Single 4.3V 5% 500mW 2-Pin Axial DO-35 T/R - Tape and Reel (Alt: 1N749A TR TIN/LEAD) RoHS: Not Compliant	0
1N749A BK PBFREE D# 1N749A BK PBFREE	Central Semiconductor Corp	Diode Zener Single 4.3V 5% 500mW 2-Pin Axial DO-35 Box - Boxed Product (Development Kits) (Alt: 1N749A BK PBFREE) RoHS: Compliant	0
1N749A D# 1N749A/TR	Microchip Technology Inc	Diode Zener Single 4.3V 5% 500mW 2-Pin Axial DO-35 - Tape and Reel (Alt: 1N749A/TR) RoHS: Compliant	0
1N749A TR PBFREE D# 1N749A TR PBFREE	Central Semiconductor Corp	Diode Zener Single 4.3V 5% 500mW 2-Pin Axial DO-35 T/R - Tape and Reel (Alt: 1N749A TR PBFREE) RoHS: Compliant	0

Part Number

Manufacturer

Description

Stock

1N749A

Microsemi Corporation

1N749ATR

ITT Interconnect Solutions

7670

Part Number	Manufacturer	Description	Stock
1N749A TR	Fairchild Semiconductor Corporation	N/A 4.3 V, 0.5 W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE, DO-35	42197
1N749A_T50R	Fairchild Semiconductor Corporation	Diode Zener Single 4.3V 5% 500mW 2-Pin DO-35 T/R	0
1N749A	SPC Multicomp	DIODE, ZENER, 0.5W, 4.3V, DO-35	4664
1N749ATR	Fairchild Semiconductor Corporation	N/A 4.3 V, 0.5 W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE, DO-35	42197
1N749A_T50A	Fairchild Semiconductor Corporation	Diode Zener Single 4.3V 5% 500mW 2-Pin DO-35 Ammo	0

Part Number	Manufacturer	Description	Stock
1N749A_S00Z D# 1N749A_S00Z-ND	ON Semiconductor	DIODE ZENER 4.3V 500MW DO35	0
1N749A TR PBFREE D# 1514-1N749ATRPBFREECT-ND	Central Semiconductor Corp	DIODE ZENER 4.3V 500MW DO35	13296
1N749A_T50R D# 1N749A_T50R-ND	ON Semiconductor	DIODE ZENER 4.3V 500MW DO35	0
1N749ATR D# 2156-1N749ATR-FSTR-ND	Rochester Electronics LLC	DIODE ZENER 4.3V 500MW DO35	67197
1N749AT/R D# 2439-1N749AT/RTR-ND	EIC Semiconductor Inc	ZENER 500MW, CASE TYPE: DO-35 GL	10000
1N749A BK PBFREE D# 1514-1N749ABKPBFREE-ND	Central Semiconductor Corp	DIODE ZENER 4.3V 500MW DO35	3654
1N749A_T50A D# 1N749A_T50A-ND	ON Semiconductor	DIODE ZENER 4.3V 500MW DO35	0
1N749A D# 2156-1N749A-FS-ND	Rochester Electronics LLC	DIODE ZENER 4.3V 500MW DO35	101762
1N749A_S62Z D# 1N749A_S62Z-ND	ON Semiconductor	DIODE ZENER 4.3V 500MW DO35	0

Part Number

Manufacturer

Description

Stock

1N749A

D# 1861482RL

SPC Multicomp

DIODE, ZENER, 0.5W, 4.3V, DO-35

RoHS: Compliant

Min Qty: 5

Container: Reel

Part Number

Manufacturer

Description

Stock

1N749A TR PBFREE

Central Semiconductor Corp

, SILICON ZENER DIODES, 500mW, 3.3 THRU 12 VOLT 5%.

RoHS: Compliant

pbFree: Yes

Part Number	Manufacturer	Description	Stock
1N749A	Rochester Electronics LLC	OEM/CM QUOTES ONLY \| NO BROKERS	111938
1N749ATR	Rochester Electronics LLC	OEM/CM QUOTES ONLY \| NO BROKERS	73917
1N749ATRPBFREE	CENTRAL SEMICONDUCTOR COR	OEM/CM QUOTES ONLY \| NO BROKERS	11000
1N749ATRLEADFREE	CENTRAL SEMICONDUCTOR COR	OEM/CM QUOTES ONLY \| NO BROKERS	11000

Part Number

Manufacturer

Description

Stock

1N749A T/R MEI

MEI Semi

ZENER DIODE 500mWATT 4.3VOLT IZM=85mA IZT=20mA DO-35 TAPE & REEL ..........ALT: SPECIALIST IN OFFERING DIRECT EQUIVALENT PARTS FOR MOST MAJOR BRANDS TO REDUCE COSTS AND DELIVERY TIMES.

Part Number

Manufacturer

Description

Stock

1N749ATR

Fairchild Semiconductor Corporation

OEM/CM Immediate delivery

21788

1N749A

Fairchild Semiconductor Corporation

OEM/CM Immediate delivery

19665

Part Number

Manufacturer

Description

Stock

1N749A

D# 494-1N749A

Microchip Technology Inc

Zener Diodes Zener Diodes

RoHS: Not Compliant

129

1N749A TR PBFREE

D# 610-1N749A

Central Semiconductor Corp

Zener Diodes 4.3V .5W

RoHS: Compliant

14138

Part Number

Manufacturer

Description

Stock

1N749A

Microchip Technology Inc

Zener Diodes

RoHS: Compliant

1N749A/TR

Microchip Technology Inc

Zener Diodes

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

1N749A

D# MCHP00000045411

Microchip Technology Inc

Zener Diodes

1N749A/TR

D# MCHP00000045412

Microchip Technology Inc

Zener Diodes

Part Number

Manufacturer

Description

Stock

1N749A

D# 33C7877

NTE Electronics Inc

ZENER DIODE 4.3V 1/2 WATT 5% DO-35 CASE

RoHS: Not Compliant

Min Qty: 1

Container: Bulk

Part Number	Manufacturer	Description	Stock
1N749A_T50R D# NS-1N749A_T50R	Fairchild Semiconductor Corporation	OEM/CM ONLY	9216
1N749A_T50A D# NS-1N749A_T50A	Fairchild Semiconductor Corporation	OEM/CM ONLY	7918
1N749A D# NS-1N749A	Fairchild Semiconductor Corporation	OEM/CM ONLY	3938
1N749ATR D# NS-1N749ATR	Fairchild Semiconductor Corporation	OEM/CM ONLY	4178

Part Number	Manufacturer	Description	Stock
1N749A.TR	Fairchild Semiconductor Corporation		1321
1N749A	ITT Interconnect Solutions	Zener Diode, Two Terminal, 4.3 Volt, 5%, DO-7	8620
1N749ATR	Fairchild Semiconductor Corporation		4627

Part Number

Manufacturer

Description

Stock

1N749A

D# 1N749A

Telefunken Semiconductor GmbH & Co Kg

Semiconductor

3000

Part Number

Manufacturer

Description

Stock

1N749ATR

Fairchild Semiconductor Corporation

Zener Diode, 4.3V, 5%, 0.5W, Unidirectional, DO-35

RoHS: Compliant

67197

1N749A

Fairchild Semiconductor Corporation

Zener Diode, 4.3V, 5%, 0.5W, Unidirectional, DO-35

RoHS: Compliant

101762

Part Number	Manufacturer	Description	Stock
1N749ATR	Fairchild Semiconductor Corporation	OEM/CM ONLY	39018
1N749A TR PBFREE	Central Semiconductor Corp	OEM/CM ONLY	10095
1N749A TR LEAD FREE	Central Semiconductor Corp	OEM/CM ONLY	10095
1N749A BK PBFREE	Central Semiconductor Corp	OEM/CM ONLY	3750

Part Number

Manufacturer

Description

Stock

1N749A

Fairchild Semiconductor Corporation

IN stock Immediate delivery

19650

1N749ATR

Fairchild Semiconductor Corporation

IN stock Immediate delivery

21773

Part Number

Manufacturer

Description

Stock

1N749A

D# 2028021179

Thomson Components-Mostek Corp

1N749A THOMSON Zener Diode

68800

Part Number

Manufacturer

Description

Stock

1N749A

D# 29061236

SPC Multicomp

Diode Zener Single 4.3V 5% 500mW 2-Pin DO-35

Part Number

Manufacturer

Description

Stock

1N749A

D# 1861482

SPC Multicomp

DIODE, ZENER, 0.5W, 4.3V, DO-35

RoHS: Compliant

Min Qty: 5

Container: Cut Tape

35569

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1N749A TR

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