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 | - |