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| PartNumber | L99LD20Q6TR | L99LD21Q6TR | L99LD21-ADIS |
| Description | LED Lighting Drivers High power LED driver for automotive applications | LED Lighting Drivers High power LED driver for automotive applications | LED DRIVER DISCOVERY |
| Manufacturer | STMicroelectronics | STMicroelectronics | - |
| Product Category | LED Lighting Drivers | LED Lighting Drivers | - |
| RoHS | Y | Y | - |
| Number of Channels | 2 Channel | 2 Channel | - |
| Output Current | 1.5 A | 1.5 A | - |
| Input Voltage | 5.5 V to 24 V | 5.5 V to 24 V | - |
| Operating Frequency | 409600 Hz | 450 kHz | - |
| Supply Current Max | 30 mA | 30 mA | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 150 C | + 150 C | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | QFN-40 | QFN-40 | - |
| Qualification | AEC-Q100 | AEC-Q100 | - |
| Series | L99LD20 | L99LD21 | - |
| Product | LED Lighting Drivers | LED Lighting Drivers | - |
| Type | Buck Converter | Monolithic Driver IC | - |
| Brand | STMicroelectronics | STMicroelectronics | - |
| Topology | Buck | Boost, Buck | - |
| Moisture Sensitive | Yes | Yes | - |
| Product Type | LED Lighting Drivers | LED Lighting Drivers | - |
| Factory Pack Quantity | 3000 | 3000 | - |
| Subcategory | Driver ICs | Driver ICs | - |