Name: L99LD21Q6TR
Brand: STMicroelectronics
SKU: L99LD21Q6TR
Price: 5.8229 USD
Availability: InStock
Rating: 5 (134 reviews)

L99LD21Q6TR

For Reference Only

Part Number	L99LD21Q6TR
Manufacturer	STMicroelectronics
Description	HIGH POWER LED DRIVER FOR AUTOMO
Datasheet	L99LD21Q6TR Specifications
Package	40-TFQFN Exposed Pad
ECAD
In Stock	5,088 piece(s)
Unit Price	$ 5.8229 *
Lead Time	To be Confirmed
Estimated Delivery Time	Apr 21 - Apr 26 (Choose Expedited Shipping)
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Part Number # L99LD21Q6TR (PMIC - LED Drivers) is manufactured by STMicroelectronics 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 L99LD21Q6TR specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add L99LD21Q6TR with quantity into BOM. Heisener.com does NOT require any registration to request a quote of L99LD21Q6TR.

L99LD21Q6TR Specifications

Manufacturer	STMicroelectronics
Category	Integrated Circuits (ICs) - PMIC - LED Drivers
Package	40-TFQFN Exposed Pad
ECAD
Series	Automotive, AEC-Q100
Type	DC DC Regulator
Topology	Buck, Boost
Internal Switch(s)	Yes
Number of Outputs	2
Voltage - Supply (Min)	5.5V
Voltage - Supply (Max)	24V
Voltage - Output	50V
Current - Output / Channel	1.5A
Frequency	100kHz ~ 450kHz
Dimming	PWM
Applications	Automotive, Lighting
Operating Temperature	-40°C ~ 150°C (TJ)
Mounting Type	Surface Mount
Package / Case	40-TFQFN Exposed Pad
Supplier Device Package	40-QFN (6x6)

L99LD21Q6TR Reviews

Kayl*****Neal

April 8, 2023

★ ★ ★ ★ ★

Very good connector, easy to realise and with Low price

Quen*****Zamora

April 4, 2023

★ ★ ★ ★ ★

Easier, quicker and cheaper to buy this whole assortment than to get just the few I needed from an electronics store.

Harl*****illon

April 2, 2023

★ ★ ★ ★ ★

It works fine and does what it has designed for. No regrets.

Jose*****Weber

March 15, 2023

★ ★ ★ ★ ★

Most of the reviews for this product were positive so I took a chance.

Addil*****grawal

March 8, 2023

★ ★ ★ ★ ★

I have used 2 of the 10 units so far and they work fine.

Corali*****ckburn

March 3, 2023

★ ★ ★ ★ ★

All OK, fast delivery, good quality. Product works as it should, Nice Seller.

Ales*****Hansen

March 2, 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.

Jud*****Vohra

March 1, 2023

★ ★ ★ ★ ★

Awesome buying experience, smooth transmission with the seller, and fast delivery.

Migu*****cmahon

February 27, 2023

★ ★ ★ ★ ★

Awesome selection! Great service for whatever electronic parts you want! Prices are competitive as well. Thank you!

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L99LD21Q6TR Packaging

L99LD21Q6TR FAQ

1. How to order L99LD21Q6TR 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 L99LD21Q6TR is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the L99LD21Q6TR. All suppliers must pass our qualification reviews before they can publish their products including L99LD21Q6TR on Heisener; we pay more attention to the channels and quality of L99LD21Q6TR products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the L99LD21Q6TR price and inventory displayed accurate?

The price and inventory of L99LD21Q6TR 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 L99LD21Q6TR?

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 L99LD21Q6TR we delivered, we will accept the replacement or return of the L99LD21Q6TR 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 L99LD21Q6TR.

(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 L99LD21Q6TR pin diagram, L99LD21Q6TR datasheet?

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

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L99LD21Q6TR 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

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L99LD21Q6TR

D# V99:2348_22521381

STMicroelectronics

LED Driver 3000uA Supply Current Automotive 40-Pin VFQFPN EP T/R

RoHS: Compliant

Part Number

Manufacturer

Description

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L99LD21Q6TR

D# L99LD21Q6TR

STMicroelectronics

LED Driver Boost/Buck 2-CH 2-LED PWM 60V 40-Pin QFN T/R - Tape and Reel (Alt: L99LD21Q6TR)

Part Number

Manufacturer

Description

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L99LD21Q6TR

D# L99LD21Q6TR

STMicroelectronics

LED Driver Boost/Buck 2-CH 2-LED PWM 60V 40-Pin QFN T/R (Alt: L99LD21Q6TR)

Part Number

Manufacturer

Description

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L99LD21Q6TR

D# 497-18127-2-ND

STMicroelectronics

HIGH POWER LED DRIVER FOR AUTOMO

Part Number

Manufacturer

Description

Stock

L99LD21Q6TR

D# 2980915

STMicroelectronics

LED DRIVER, AEC-Q100, BUCK/BOOST, QFN

RoHS: Compliant

Min Qty: 1

Container: Cut Tape

Part Number

Manufacturer

Description

Stock

L99LD21Q6TR

STMICROELECTRONICS

OEM/CM QUOTES ONLY | NO BROKERS

3480

Part Number

Manufacturer

Description

Stock

L99LD21Q6TR

D# 511-L99LD21Q6TR

STMicroelectronics

LED Lighting Drivers LGS VIPOWER

RoHS: Compliant

2960

Part Number

Manufacturer

Description

Stock

L99LD21Q6TR

D# 84AC1888

STMicroelectronics

LED DRIVER, AEC-Q100, BUCK/BOOST, QFN, Device Topology:Buck, Boost, Input Voltage Min:5.5V, Input Voltage Max:24V, Output Voltage Max:50V, Output Current Max:1.5A, Switching Frequency:450kHz, No. of Outputs:2Outputs, IC Mounting:SMD, RoHS Compliant: Yes

RoHS: Compliant

Min Qty: 1

Container: Cut Tape

Part Number

Manufacturer

Description

Stock

L99LD21Q6TR

STMicroelectronics

OEM/CM ONLY

185

Part Number

Manufacturer

Description

Stock

L99LD21Q6TR

D# 33946951

STMicroelectronics

LED Driver 3000uA Supply Current Automotive 40-Pin VFQFPN EP T/R

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

L99LD21Q6TR

D# 2980915

STMicroelectronics

LED DRIVER, AEC-Q100, BUCK/BOOST, QFN

RoHS: Compliant

Min Qty: 1

Container: Cut Tape

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L99LD21Q6TR

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