 | | | |
| PartNumber | LM27403SQ/NOPB | LM27403SQE/NOPB | LM27403SQX/NOPB |
| Description | Switching Controllers High Perf Sync Buck Controller | Switching Controllers High Perf Sync Buck Cntlr | Switching Controllers High Perf Sync Buck Controller |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | Switching Controllers | Switching Controllers | Switching Controllers |
| RoHS | Y | Y | Y |
| Topology | Buck | Buck | Buck |
| Number of Outputs | 1 Output | 1 Output | 1 Output |
| Switching Frequency | 1050 kHz | 1050 kHz | 1050 kHz |
| Duty Cycle Max | 93 % | 93 % | 93 % |
| Input Voltage | 20 V | 3 V to 20 V | 20 V |
| Output Voltage | 4.7 V | 19 V | 4.7 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | WQFN-24 | WQFN-24 | WQFN-24 |
| Packaging | Reel | Reel | Reel |
| Description/Function | Synchronous buck controller offering exceptional levels of integration and performance for superior efficiency in high power density, point-of-load DC-DC regulator solutions | High performance synchronous buck controller with temperature-compensated DCR current sensing | Synchronous buck controller offering exceptional levels of integration and performance for superior efficiency in high power density, point-of-load DC-DC regulator solutions |
| Operating Temperature Range | - 40 C to + 125 C | - 40 C to + 125 C | - 40 C to + 125 C |
| Output Type | Fixed | - | Fixed |
| Product | Voltage Controllers | - | Voltage Controllers |
| Series | LM27403 | LM27403 | LM27403 |
| Type | Synchronous Buck Controller | Switching | Synchronous Buck Controller |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Shutdown | Shutdown | - | Shutdown |
| Development Kit | LM27403EVM | LM27403EVM | LM27403EVM |
| Fall Time | 20 us | - | 20 us |
| Operating Supply Current | 3.5 mA | 3.5 mA | 3.5 mA |
| Operating Supply Voltage | 3 V to 20 V | 3 V to 20 V | 3 V to 20 V |
| Product Type | Switching Controllers | Switching Controllers | Switching Controllers |
| Rise Time | 20 us | - | 20 us |
| Factory Pack Quantity | 1000 | 250 | 4500 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Unit Weight | 0.001411 oz | 0.001411 oz | 0.001411 oz |
| Output Current | - | 25 A | - |
| Isolation | - | Non-Isolated | - |
| Manufacturer | Part # | Description | RFQ |
|---|---|---|---|
Texas Instruments |
LM27403SQ/NOPB | Switching Controllers High Perf Sync Buck Controller | |
| LM27403SQE/NOPB | Switching Controllers High Perf Sync Buck Cntlr | ||
| LM27403SQX/NOPB | Switching Controllers High Perf Sync Buck Controller | ||
| LM27403SQX/NOPB | Switching Controllers High Perf Sync Buck Controlle | ||
| LM27403SQE/NOPB | Switching Controllers High Perf Sync Buck Cntl | ||
| LM27403SQ/NOPB | Switching Controllers High Perf Sync Buck Controlle | ||
| LM27403SQE | New and Original | ||
| LM27403SQX | New and Original | ||
| LM27403SQNOPB | New and Original | ||
| LM27403SQ | New and Original |