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Yes. Contact our team for datasheets, package information, product specifications, alternative parts and sourcing support related to L99LD21Q6TR.

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STMicroelectronics RFQ AVAILABLE

L99LD21Q6TR

IC LED DRVR RGLTR PWM 1.5A 40QFN

Part Number: L99LD21Q6TR

Manufacturer: STMicroelectronics

Category: LED Drivers

Package: 40-TFQFN Exposed Pad

Datasheet:: L99LD21Q6TR.pdf

Description: IC LED DRVR RGLTR PWM 1.5A 40QFN

Select Quantity Stock: 2,951

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L99LD21Q6TR Technical Information

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Specifications

Product Attribute: Attribute Value

Part Number: L99LD21Q6TR

Manufacturer: STMicroelectronics

Package: 40-TFQFN Exposed Pad

Series: -

Package/Case: 40-TFQFN Exposed Pad

Packaging: Tape & Reel (TR)

Product Status: Active

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: Lighting

Operating Temperature: -40°C ~ 150°C (TJ)

Grade: Automotive

Qualification: AEC-Q100

Mounting Type: Surface Mount

Supplier Device Package: 40-QFN (6x6)

Frequently Asked Questions

1. How can I order L99LD21Q6TR from Haishengye Electronics?

Submit an RFQ directly on this page with your required quantity, target price and delivery requirements. Our sales team will review the request and provide a quotation.

2. How does Haishengye Electronics verify the quality of L99LD21Q6TR?

We work with qualified suppliers and review sourcing channels, traceability, packaging and product condition before shipment.

3. Are the stock and price of L99LD21Q6TR updated in real time?

Electronic component inventory and prices may change frequently. Displayed values are references, and final stock and pricing will be confirmed in the quotation.

4. Which payment methods are supported?

Wire Transfer, PayPal, Alipay, WeChat, Credit Card, Western Union, MoneyGram and Escrow may be supported depending on the order and destination.

5. How is international shipping arranged?

International shipping may be arranged through DHL, UPS, FedEx, TNT and other logistics channels. Tracking information will be provided after shipment.

6. What is the return or replacement process for L99LD21Q6TR?

Contact our sales team within the agreed period if there are quantity differences, incorrect items or clear external defects. Products should remain unused and in their original packaging.

7. Can I request technical support for L99LD21Q6TR?

Yes. Contact our team for datasheets, package details, product specifications, alternative parts and sourcing assistance.

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Packaging and Shipping Protection

Step 1 Product Inspection

Step 2 Casing & Dry Pipe

Step 3 Anti-static Bags

Step 4 Inner Carton

Step 5 Shipping Label

Step 6 International Delivery

Packaging may be adjusted according to product type, quantity, moisture sensitivity and destination requirements.

L99LD21Q6TR Procurement and Technical Support

L99LD21Q6TR is manufactured by STMicroelectronics. This page provides purchasing information including manufacturer, category, package, datasheet, stock reference, price reference and product specifications.

Haishengye Electronics supports customers sourcing L99LD21Q6TR and related electronic components for prototype development, maintenance, NPI, production preparation and one-stop BOM procurement.

Submit an RFQ to request the latest stock, price, lead time, batch information, alternative parts, package confirmation or technical documents for L99LD21Q6TR.

Part Number: L99LD21Q6TR

Manufacturer: STMicroelectronics

Package: 40-TFQFN Exposed Pad

Category: LED Drivers

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Shipped From

Shenzhen warehouse

Dispatch Time

Usually 1–3 business days after confirmation

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