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| PartNumber | LP3966ESX-1.8/NOPB | LP3966ESX-2.5 | LP3966ESX-1.8 |
| Description | LDO Voltage Regulators 3A Fast Ultra Low Dropout Linear Regulat | LDO Voltage Regulators NRND, alternate is LP3966ESX-2.5/NOPB | LDO Voltage Regulators NRND, alternate is LP3966ESX-1.8/NOPB |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | LDO Voltage Regulators | LDO Voltage Regulators | LDO Voltage Regulators |
| RoHS | Y | N | N |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TO-263-5 | TO-263-5 | TO-263-5 |
| Output Voltage | 1.8 V | 2.5 V | 1.8 V |
| Output Current | 3 A | 3 A | 3 A |
| Number of Outputs | 1 Output | 1 Output | 1 Output |
| Polarity | Positive | Positive | Positive |
| Input Voltage MAX | 7 V | 7 V | 7 V |
| Input Voltage MIN | 2.5 V | 2.5 V | 2.5 V |
| Output Type | Fixed | Fixed | Fixed |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Dropout Voltage | 800 mV | 800 mV | 800 mV |
| Series | LP3966 | LP3966 | LP3966 |
| Packaging | Reel | Reel | Reel |
| Operating Temperature Range | - 40 C to + 125 C | - 40 C to + 125 C | - 40 C to + 125 C |
| Product | Fast Ultra LDO Linear Regulators | - | - |
| Tolerance | +/- 3 % | - | - |
| Type | Ultra Low Dropout Voltage | - | - |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Dropout Voltage Max | 0.1 V at 300 mA, 1 V at 3 A | 0.1 V at 300 mA, 1 V at 3 A | 0.1 V at 300 mA, 1 V at 3 A |
| PSRR / Ripple Rejection Typ | 60 dB | - | - |
| Voltage Regulation Accuracy | +/- 1.5 % | +/- 1.5 % | +/- 1.5 % |
| Ib Input Bias Current | 5 mA | 5 mA | 5 mA |
| Line Regulation | 0.02 % | 0.02 % | 0.02 % |
| Load Regulation | 0.06 % | 0.06 % | 0.06 % |
| Moisture Sensitive | Yes | Yes | Yes |
| Operating Supply Current | 5 mA | 5 mA | 5 mA |
| Product Type | LDO Voltage Regulators | LDO Voltage Regulators | LDO Voltage Regulators |
| Factory Pack Quantity | 500 | 500 | 500 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Unit Weight | 0.056128 oz | 0.056128 oz | 0.056128 oz |