STMicroelectronics L99LD21Q6TR
- Part No.:
- L99LD21Q6TR
- Manufacturer:
- STMicroelectronics
- Category:
- LED Drivers
- Package:
- 40-TFQFN Exposed Pad
- Datasheet:
-
L99LD21Q6TR.pdf
- Description:
- IC LED DRVR RGLTR PWM 1.5A 40QFN
- Quantity:
- Payment:

- Shipping:

Inventory:2,951
Please send an inquiry. Send us your inquiry, and we will respond immediately.
L99LD21Q6TR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- STMicroelectronics
- 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)
L99LD21Q6TR FAQ
1.How can I place an order for L99LD21Q6TR through Aetrix?
Please submit a Request for Quotation (RFQ) for L99LD21Q6TR on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for L99LD21Q6TR reliable?
The price and inventory of L99LD21Q6TR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for L99LD21Q6TR is usually 5 days.
3.What payment methods are accepted for L99LD21Q6TR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for L99LD21Q6TR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for L99LD21Q6TR?
L99LD21Q6TR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your L99LD21Q6TR order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for L99LD21Q6TR?
For technical support, including L99LD21Q6TR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your L99LD21Q6TR requirements.
6.How does Aetrix verify that L99LD21Q6TR is sourced from the original manufacturer or authorized distributors?
All L99LD21Q6TR products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that L99LD21Q6TR meets industry standards.
7.What is the process for return or replacement of L99LD21Q6TR?
All L99LD21Q6TR units undergo pre-shipment inspection (PSI). If there is an issue with L99LD21Q6TR, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The L99LD21Q6TR part is unused and in its original packaging.
Return procedure for L99LD21Q6TR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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