Name: DST3-28B21
Brand: Pulse Electronics Power
SKU: DST3-28B21
Availability: InStock
Rating: 5 (104 reviews)

DST3-28B21

For Reference Only

Part Number	DST3-28B21
Manufacturer	Pulse Electronics Power
Description	XFRMR LAMINATED 2.4VA THRU HOLE
Datasheet	DST3-28B21 Datasheet DST3-28B21 Specifications
Package	-
ECAD
In Stock	3,168 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	Jun 13 - Jun 18 (Choose Expedited Shipping)
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Part Number # DST3-28B21 (Power Transformers) is manufactured by Pulse Electronics Power 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 DST3-28B21 specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add DST3-28B21 with quantity into BOM. Heisener.com does NOT require any registration to request a quote of DST3-28B21.

DST3-28B21 Specifications

Manufacturer	Pulse Electronics Power
Category	Transformers - Power Transformers
Package	-
ECAD
Series	Split Bobbin Plug-In
Type	Laminated Core
Voltage - Primary	115V, 230V
Voltage - Secondary (Full Load)	Parallel 14V, Series 28V
Current - Output (Max)	Parallel 170mA, Series 85mA
Primary Winding(s)	Dual
Secondary Winding(s)	Dual
Center Tap	No
Power - Max	2.4 VA
Mounting Type	Through Hole
Termination Style	PC Pin
Size / Dimension	35.05mm L x 28.70mm W
Height - Seated (Max)	30.23mm
Voltage - Isolation	2500Vrms
Weight	0.25 lb (113.4g)

DST3-28B21 Datasheet

DST3-28B21 Reviews

Noo*****avant

April 9, 2023

★ ★ ★ ★ ★

I wish I had come across Heisener first, no one could help me for 2 days. You are now saved into the TOP of my favorites web list. Thank you very much.

Maxw*****Kamdar

March 17, 2023

★ ★ ★ ★ ★

Well packed in anti-static bags. Repaired my amp perfectly - thank you!

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DST3-28B21 Packaging

DST3-28B21 FAQ

1. How to order DST3-28B21 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 DST3-28B21 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the DST3-28B21. All suppliers must pass our qualification reviews before they can publish their products including DST3-28B21 on Heisener; we pay more attention to the channels and quality of DST3-28B21 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the DST3-28B21 price and inventory displayed accurate?

The price and inventory of DST3-28B21 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 DST3-28B21?

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 DST3-28B21 we delivered, we will accept the replacement or return of the DST3-28B21 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 DST3-28B21.

(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 DST3-28B21 pin diagram, DST3-28B21 datasheet?

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

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DST3-28B21 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

DST3-28B21

D# DST3-28B21

Pulse Electronics Corporation

Power Transformer 2500Vrms Dual Prim. Dual Sec. 230V/115V Prim. 28V/14V Sec. Through Hole - Bulk (Alt: DST3-28B21)

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

DST3-28B21

Pulse Electronics Corporation

PWR TX 2500VRMS DUAL PRIM. DUAL SEC. 115V/230V PRIM. 28V/14V - Bulk

Part Number

Manufacturer

Description

Stock

DST3-28B21

D# DST3-28B21-ND

Pulse Electronics Corporation

PWR XFMR LAMINATED 2.4VA TH

Part Number

Manufacturer

Description

Stock

DST3-28B21

D# NS-DST3-28B21

Pulse Electronics Corporation

OEM/CM ONLY

5932

Part Number

Manufacturer

Description

Stock

DST3-28B21

D# 000000000001042697

Pulse Electronics Corporation

Power Transformers SpltBobbin Laminated Xfmr LowFreq

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DST3-28B21

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