L99LD21Q6TR
IC LED DRVR RGLTR PWM 1.5A 40QFNManufacturer: STMicroelectronics
Categories: LED Drivers
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The STMicroelectronics L99LD21Q6TR is a versatile LED driver IC featuring a dual-output DC-DC regulator with Buck and Boost topologies. This component is designed for automotive lighting applications and supports PWM dimming from 100kHz to 450kHz. It offers a robust 1.5A output current per channel and can achieve output voltages up to 50V. The L99LD21Q6TR operates from a supply voltage range of 5.5V to 24V and integrates internal switches for efficient operation. Qualified to AEC-Q100 and manufactured by STMicroelectronics, this device is presented in a 40-QFN (6x6) package suitable for surface mounting. Its operating temperature range is -40°C to 150°C (TJ), ensuring reliable performance in demanding environments. This component is provided in Tape & Reel packaging.
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: 52 week(s)Product Status: ActivePackaging: Tape & Reel (TR)Datasheet:Download Free CAD Model:
Technical Details:
| Packaging | Tape & Reel (TR) |
| Package / Case | 40-TFQFN Exposed Pad |
| Voltage - Output | 50V |
| Mounting Type | Surface Mount |
| Number of Outputs | 2 |
| Frequency | 100kHz ~ 450kHz |
| Type | DC DC Regulator |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Applications | Lighting |
| Current - Output / Channel | 1.5A |
| Internal Switch(s) | Yes |
| Topology | Buck, Boost |
| Supplier Device Package | 40-QFN (6x6) |
| Dimming | PWM |
| Voltage - Supply (Min) | 5.5V |
| Voltage - Supply (Max) | 24V |
| Grade | Automotive |
| Qualification | AEC-Q100 |
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