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| PartNumber | LM3551SD/NOPB | LM3551SD | LM3551SDX |
| Description | LED Lighting Drivers Flash LED Dvr Auto Vf & ESR Detection | LED Lighting Drivers | LED Lighting Drivers |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | LED Lighting Drivers | LED Lighting Drivers | LED Lighting Drivers |
| RoHS | Y | N | N |
| Number of Channels | 1 Channel | 1 Channel | 1 Channel |
| Output Current | 1 A | 1 A | 1 A |
| Input Voltage | 2.7 V to 5.5 V | 5.5 V | 5.5 V |
| Operating Frequency | 1.25 MHz | 1250 kHz | 1250 kHz |
| Supply Current Max | 2 mA | - | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | WSON-14 | - | - |
| Series | LM3551 | LM3551 | LM3551 |
| Packaging | Reel | Reel | Reel |
| Features | OVP | - | - |
| Operating Temperature Range | - 40 C to + 85 C | - | - |
| Output Type | Current Mode | - | - |
| Product | Step Up | Step Up | Step Up |
| Type | Inductive | - | - |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Topology | Boost | - | - |
| Operating Supply Voltage | 2.7 V to 5.5 V | - | - |
| Product Type | LED Lighting Drivers | LED Lighting Drivers | LED Lighting Drivers |
| Factory Pack Quantity | 1000 | 1000 | 4500 |
| Subcategory | Driver ICs | Driver ICs | Driver ICs |