Name: UDN2981A
Brand: Allegro MicroSystems, LLC
SKU: UDN2981A
Availability: InStock
Rating: 5 (153 reviews)

UDN2981A

For Reference Only

Part Number	UDN2981A
Manufacturer	Allegro MicroSystems, LLC
Description	IC SOURCE DRIVER 8CHAN 18DIP
Datasheet	UDN2981A Datasheet UDN2981A Specifications
Package	18-DIP (0.300", 7.62mm)
ECAD
In Stock	338,052 piece(s)
Unit Price	Request a Quote
Lead Time	Can Ship Immediately
Estimated Delivery Time	Apr 28 - May 3 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # UDN2981A (PMIC - Power Distribution Switches, Load Drivers) is manufactured by Allegro MicroSystems, LLC 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 UDN2981A specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add UDN2981A with quantity into BOM. Heisener.com does NOT require any registration to request a quote of UDN2981A.

UDN2981A Specifications

Manufacturer	Allegro MicroSystems, LLC
Category	Integrated Circuits (ICs) - PMIC - Power Distribution Switches, Load Drivers
Package	18-DIP (0.300", 7.62mm)
ECAD
Series	-
Switch Type	General Purpose
Number of Outputs	8
Ratio - Input:Output	1:1
Output Configuration	High Side
Output Type	Bipolar
Interface	On/Off
Voltage - Load	5 V ~ 50 V
Voltage - Supply (Vcc/Vdd)	Not Required
Current - Output (Max)	500mA
Rds On (Typ)	-
Input Type	Non-Inverting
Features	-
Fault Protection	-
Operating Temperature	-20°C ~ 85°C (TA)
Package / Case	18-DIP (0.300", 7.62mm)
Supplier Device Package	18-DIP

UDN2981A Datasheet

UDN2981A Reviews

Aish*****onnor

April 4, 2023

★ ★ ★ ★ ★

Super easy search and order process. Lots of Shipping and Payment Options, you can always find the best way for the purchase.

Kolt*****unez

March 28, 2023

★ ★ ★ ★ ★

High level customer service, and quick response.

Briel*****lderon

March 22, 2023

★ ★ ★ ★ ★

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

Roya*****Hart

March 12, 2023

★ ★ ★ ★ ★

This was a perfect replacement for the original mode. 5 minutes and it was up and running like new.

Jonath*****minathan

March 4, 2023

★ ★ ★ ★ ★

I can get a patience and respect for each order. Thank you!

Riya*****dward

February 23, 2023

★ ★ ★ ★ ★

Excellent service over extended period of time. Incredibly fast shipping, never any errors. Couldn't be more pleased.

Write a Review

★★★★★

Not Rated

Thanks for Your Review!

UDN2981A Packaging

UDN2981A FAQ

1. How to order UDN2981A 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 UDN2981A is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the UDN2981A. All suppliers must pass our qualification reviews before they can publish their products including UDN2981A on Heisener; we pay more attention to the channels and quality of UDN2981A products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the UDN2981A price and inventory displayed accurate?

The price and inventory of UDN2981A 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 UDN2981A?

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 UDN2981A we delivered, we will accept the replacement or return of the UDN2981A 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 UDN2981A.

(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 UDN2981A pin diagram, UDN2981A datasheet?

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

UDN2981A Related Products

SIT1602BI-72-18S-37.500000D	SiTIME, -40 TO 85C, 2016, 25PPM, 1.8V, 3, -, -	View
C315C680J3G5TA	KEMET, CAP CER 68PF 25V C0G RADIAL, Radial, -	View
0603J2500220KCR	Knowles Syfer, CAP CER 22PF 250V C0G/NP0 0603, 0603 (1608 Metric), -	View
C3225X5R1C226M250AA	TDK Corporation, CAP CER 22UF 16V X5R 1210, 1210 (3225 Metric), -	View
PC56F84786VLK	NXP, IC MCU 32BIT 256KB FLASH 80LQFP, 80-LQFP, -	View
C5A2P-489	American Electrical Inc., CIR BRKR MAG-HYDR 5A 240VAC, -, -	View
RWR80S5110DSB12	Vishay Dale, RES 511 OHM 2W 0.5% WW AXIAL, Axial, -	View
RLR32C3R90GMB14	Vishay Dale, RES 3.9 OHM 2% 1W AXIAL, Axial, -	View
1639340000	Weidmuller, TERM BLOCK PLUG 12POS 3.5MM, -, -	View
DW-50-09-T-D-415	Samtec Inc., .025" BOARD SPACERS, -, -	View
MS27499E10A5B	Amphenol Aerospace Operations, CONN RCPT HSNG FMALE 5POS PNL MT, -, -	View
VI-210-IY-B1	Vicor Corporation, CONVERTER MOD DC/DC 5V 50W, Full Brick, -	View

UDN2981A 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

UDN2981A-T

D# UDN2981A-T

Rochester Electronics LLC

- Bulk (Alt: UDN2981A-T)

RoHS: Not Compliant

UDN2981A

D# UDN-2981A

Rochester Electronics LLC

- Bulk (Alt: UDN-2981A)

RoHS: Not Compliant

Part Number

Manufacturer

Description

Stock

UDN2981AT

Allegro MicroSystems LLC

UDN2981A

Allegro MicroSystems LLC

Part Number

Manufacturer

Description

Stock

UDN2981A-T

Rochester Electronics LLC

2981 Buffer/Driver UDN2981A-T

UDN2981A

Allegro MicroSystems LLC

IC Date Code: 9406

Part Number

Manufacturer

Description

Stock

UDN2981A

Allegro MicroSystems LLC

RoHS: Not Compliant

UDN2981AT

Allegro MicroSystems LLC

RoHS: Not Compliant

Part Number

Manufacturer

Description

Stock

UDN2981A

D# UDN2981A-ND

Allegro MicroSystems LLC

IC PWR DRIVER BIPOLAR 1:1 18DIP

UDN2981A-T

D# 620-1120-ND

Allegro MicroSystems LLC

IC PWR DRIVER BIPOLAR 1:1 18DIP

Part Number

Manufacturer

Description

Stock

UDN2981A

D# UDN2981A

Allegro MicroSystems LLC

Industry Leading ISO:9001/AS9120A Stocking Distributor of Obsolete & Hard to Find IC's/Semi's, Specializing in Altera/Xilinx. In-House Counterfeit Detection Lab. In Business 20 Years. Free Shipping on Orders Over $250. Buy American, Buy Direct

UDN2981AT

D# UDN2981AT

Allegro MicroSystems LLC

3609

Part Number

Manufacturer

Description

Stock

UDN2981A

In stock shipping within 2days

570

Part Number

Manufacturer

Description

Stock

UDN2981A-T

D# 1193495

Allegro MicroSystems LLC

IC, DRIVER, LED / RELAY, 2981, DIP18

RoHS: Compliant

Min Qty: 1

Container: Each

Part Number

Manufacturer

Description

Stock

UDN2981A

Allegro MicroSystems LLC

Stock

Part Number

Manufacturer

Description

Stock

UDN2981A

STOCK, SAME DAY SHIPPING. ALL PARTS ARE NEW

Part Number	Manufacturer	Description	Stock
UDN2981AALL94		OEM/CM QUOTES ONLY \| NO BROKERS	1
UDN2981A	Allegro MicroSystems LLC	OEM/CM QUOTES ONLY \| NO BROKERS	11781
UDN2981AALL89		OEM/CM QUOTES ONLY \| NO BROKERS	17
UDN2981ATD62783AP	Allegro MicroSystems LLC	OEM/CM QUOTES ONLY \| NO BROKERS	2
UDN2981ABU	Vishay Sprague	OEM/CM QUOTES ONLY \| NO BROKERS	27
UDN2981AT	Allegro MicroSystems LLC	OEM/CM QUOTES ONLY \| NO BROKERS	5926
TD62783APUDN2981A	Toshiba America Electronic Components	OEM/CM QUOTES ONLY \| NO BROKERS	6

Part Number

Manufacturer

Description

Stock

UDN2981A

Allegro MicroSystems LLC

In Stock

Part Number

Manufacturer

Description

Stock

UDN2981A

Allegro MicroSystems LLC

in stock - can ship the same day

Part Number	Manufacturer	Description	Stock
UDN2981A-T	Allegro MicroSystems LLC	OEM/CM Immediate delivery	7058
UDN2981AT	Allegro MicroSystems LLC	OEM/CM Immediate delivery	7058
UDN2981A	UDN	OEM/CM Immediate delivery	8000

Part Number

Manufacturer

Description

Stock

UDN2981A-T

D# NS-UDN2981A-T

Allegro

OEM/CM ONLY

9968

UDN2981AT

D# NS-UDN2981AT

Allegro

OEM/CM ONLY

3752

Part Number

Manufacturer

Description

Stock

1820-2273

Allegro MicroSystems LLC

1820-2273 (Also Known As: UDN2981A)

1269

Part Number

Manufacturer

Description

Stock

UDN2981AT

Allegro MicroSystems LLC

OEM/CM ONLY

4435

UDN2981A

Vishay Sprague

OEM/CM ONLY

4041

Part Number	Manufacturer	Description	Stock
UDN2981AT	Allegro MicroSystems LLC	IN stock Immediate delivery	7073
UDN2981A	UDN	IN stock Immediate delivery	8015
UDN2981A-T	Allegro MicroSystems LLC	IN stock Immediate delivery	7073

Part Number	Manufacturer	Description	Stock
UDN2981AT	Allegro MicroSystems LLC	shipping today	41
UDN2981A	Allegro MicroSystems LLC	shipping today	41
UDN2981A-T	Allegro MicroSystems LLC	shipping today	4996

Part Number	Manufacturer	Description	Stock
UDN2981A-TALLEGROPDIP18	Allegro MicroSystems LLC	RFQ	6472
UDN2981A-T	mfr	RFQ	4370
UDN2981A	mfr	RFQ	3428
UDN2981AT	AGI	RFQ	11831

Part Number	Manufacturer	Description	Stock
UDN2981AT	Allegro MicroSystems LLC		900
UDN2981A	Allegro MicroSystems LLC	IC SOURCE DRIVER 8CHAN 18DIP	900
UDN2981A-T	Allegro MicroSystems LLC	IC SOURCE DRIVER 8CHAN 18DIP	900

Part Number

Manufacturer

Description

Stock

UDN2981A-T

D# 1523808

Allegro MicroSystems LLC

IC, DRIVER, LED/RELAY, TUBE21

RoHS: Compliant

Min Qty: 1

Container: Tube

Quick Inquiry

UDN2981A

Certified Quality

Heisener's commitment to quality has shaped our processes for sourcing, testing, shipping, and every step in between. This foundation underlies each component we sell.

ISO9001:2015, ICAS, IAF, UKAS