Name: LTC4121IUD
Brand: Linear Technology
SKU: LTC4121IUD
Availability: InStock
Rating: 5 (89 reviews)

LTC4121IUD

For Reference Only

Part Number	LTC4121IUD
Manufacturer	Linear Technology
Description	IC POWER MANAGEMENT
Datasheet	LTC4121IUD Specifications
Package	16-WFQFN Exposed Pad
ECAD
In Stock	2,320 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	Jun 7 - Jun 12 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # LTC4121IUD (PMIC - Battery Chargers) is manufactured by Linear Technology 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 LTC4121IUD specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add LTC4121IUD with quantity into BOM. Heisener.com does NOT require any registration to request a quote of LTC4121IUD.

LTC4121IUD Specifications

Manufacturer	Linear Technology
Category	Integrated Circuits (ICs) - PMIC - Battery Chargers
Package	16-WFQFN Exposed Pad
ECAD
Series	-
Battery Chemistry	Multi-Chemistry
Number of Cells	-
Current - Charging	Constant - Programmable
Programmable Features	-
Fault Protection	-
Charge Current - Max	400mA
Battery Pack Voltage	18V (Max)
Voltage - Supply (Max)	40V
Interface	-
Operating Temperature	-40°C ~ 125°C (TJ)
Mounting Type	-
Package / Case	16-WFQFN Exposed Pad
Supplier Device Package	16-QFN (3x3)

LTC4121IUD Reviews

Rose*****hari

April 8, 2023

★ ★ ★ ★ ★

The capacitors were exactly the ones I wanted. Perfect fit.

Mya*****liver

March 30, 2023

★ ★ ★ ★ ★

Bought these to help prevent solar panels from feeding back. Works great and doesn't get as hot.

Pres*****Karnik

March 21, 2023

★ ★ ★ ★ ★

They worked great. Not much to say - as far as I can tell they adhere to the specs, and did the job I needed them to. Good transistors for higher current situations.

Hele*****nton

March 19, 2023

★ ★ ★ ★ ★

A convenient and small package. I have used 2 of the 10 units so far and they work fine.

Jord*****ohan

March 18, 2023

★ ★ ★ ★ ★

This product is very easy to replace and solved my problem.

Nadi*****thak

March 6, 2023

★ ★ ★ ★ ★

A well designed product that fit my custom PCB's perfectly. Easy to use. Sturdy construction. Highly recommend to all PCB builders.

Aut***** Duke

March 4, 2023

★ ★ ★ ★ ★

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

Just*****arner

March 2, 2023

★ ★ ★ ★ ★

Worked like it was intended.

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LTC4121IUD Packaging

LTC4121IUD FAQ

1. How to order LTC4121IUD 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 LTC4121IUD is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the LTC4121IUD. All suppliers must pass our qualification reviews before they can publish their products including LTC4121IUD on Heisener; we pay more attention to the channels and quality of LTC4121IUD products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the LTC4121IUD price and inventory displayed accurate?

The price and inventory of LTC4121IUD 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 LTC4121IUD?

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 LTC4121IUD we delivered, we will accept the replacement or return of the LTC4121IUD 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 LTC4121IUD.

(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 LTC4121IUD pin diagram, LTC4121IUD datasheet?

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

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LTC4121IUD 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
LTC4121IUD#PBF D# V36:1790_06485212	Analog Devices Inc	Switching Battery Charger Lead-Acid/Li-FePO4/Li-Ion/Li-Pol 400mA 3.5V to 18V Automotive 16-Pin QFN EP Tube RoHS: Compliant	0
LTC4121IUD#TRPBF D# V36:1790_06485214	Analog Devices Inc	Switching Battery Charger Lead-Acid/Li-FePO4/Li-Ion/Li-Pol 400mA 3.5V to 18V Automotive 16-Pin QFN EP T/R RoHS: Compliant	0
LTC4121IUD-4.2#TRPBF D# V36:1790_06485218	Analog Devices Inc	Switching Battery Charger Li-Ion/Li-Pol 400mA 4.2V 16-Pin QFN EP T/R RoHS: Compliant	0
LTC4121IUD-4.2#PBF D# V36:1790_06485216	Analog Devices Inc	Switching Battery Charger Li-Ion/Li-Pol 400mA 4.2V 16-Pin QFN EP Tube RoHS: Compliant	0

Part Number	Manufacturer	Description	Stock
LTC4121IUD-4.2#PBF D# LTC4121IUD-4.2#PBF-ND	Analog Devices Inc	IC BATT CHG LI-ION 16QFN	1390
LTC4121IUD#PBF D# LTC4121IUD#PBF-ND	Analog Devices Inc	IC BATT CHG MULTI-CHEM 16QFN	97
LTC4121IUD#TRPBF D# LTC4121IUD#TRPBF-ND	Analog Devices Inc	IC BATT CHG MULTI-CHEM 16QFN	0
LTC4121IUD-4.2#TRPBF D# LTC4121IUD-4.2#TRPBF-ND	Analog Devices Inc	IC BATT CHG LI-ION 16QFN	0
LTC4121IUD-4.2 D# LTC4121IUD-4.2-ND	Analog Devices Inc	IC BATT CHG LI-ION 16QFN	0
LTC4121IUD D# LTC4121IUD-ND	Analog Devices Inc	IC BATT CHG MULTI-CHEM 16QFN	0

Part Number

Manufacturer

Description

Stock

LTC4121IUD#TRPBF

Analog Devices Inc

In stock shipping within 2days

222

Part Number	Manufacturer	Description	Stock
LTC4121IUDTRPBF	Linear Technology	OEM/CM QUOTES ONLY \| NO BROKERS	3202
LTC4121IUD42PBF	Analog Devices Inc	OEM/CM QUOTES ONLY \| NO BROKERS	1673
LTC4121IUDPBF	Analog Devices Inc	OEM/CM QUOTES ONLY \| NO BROKERS	187

Part Number

Manufacturer

Description

Stock

LTC4121IUD#TRPBF

Linear Technology

OEM/CM Immediate delivery

2622

Part Number

Manufacturer

Description

Stock

LTC4121IUD-4.2#PBF

D# 584-C4121IUD-4.2PBF

Analog Devices Inc

Battery Management 40V 400mA Synchronous Step-Down Battery Charger

RoHS: Compliant

121

LTC4121IUD#PBF

D# 584-LTC4121IUD#PBF

Analog Devices Inc

Battery Management 40V 400mA Synchronous Step-Down Battery Charger

RoHS: Compliant

Part Number	Manufacturer	Description	Stock
LTC4121IUD-4.2#PBF D# LTC4121IUD-4.2P	Analog Devices Inc	POWER MANAGEMENT IC RoHS: Compliant	0
LTC4121IUD#PBF D# LTC4121IUD#PBF	Analog Devices Inc	POWER MANAGEMENT IC RoHS: Compliant	0
LTC4121IUD-4.2#TRPBF D# LTC4121IUD4.2TR	Analog Devices Inc	POWER MANAGEMENT IC RoHS: Compliant	0
LTC4121IUD#TRPBF D# LTC4121IUDTRPBF	Analog Devices Inc	POWER MANAGEMENT IC RoHS: Compliant	0

Part Number	Manufacturer	Description	Stock
LTC4121IUDTRPBF	Analog Devices Inc	OEM/CM ONLY	3181
LTC4121IUD4.2PBF	Linear Technology	OEM/CM ONLY	1495
LTC4121IUDPBF	Analog Devices Inc	OEM/CM ONLY	292

Part Number

Manufacturer

Description

Stock

LTC4121IUD#TRPBF

Linear Technology

IN stock Immediate delivery

2637

Part Number

Manufacturer

Description

Stock

LTC4121IUD

Linear Technology

shipping today

659

Part Number

Manufacturer

Description

Stock

LTC4121IUD-4.2#PBF

D# 35300511

Analog Devices Inc

Switching Battery Charger Li-Ion/Li-Pol 400mA 4.2V 16-Pin QFN EP Tube

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

LTC4121IUD#TRPBF

Linear Technology

IC BATT CHARGER 40V 400MA 16QFN

2500

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LTC4121IUD

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