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| PartNumber | LM2990T-12 | LM2990T-12/NOPB | LM2990T-12/NOPB (ROHS) |
| Description | LDO Voltage Regulators NRND, alternate is LM2990T-12/NOPB | LDO Voltage Regulators NEG LDO REG | |
| Manufacturer | Texas Instruments | Texas Instruments | - |
| Product Category | LDO Voltage Regulators | LDO Voltage Regulators | - |
| RoHS | N | Y | - |
| Mounting Style | Through Hole | Through Hole | - |
| Package / Case | TO-220-3 | TO-220-3 | - |
| Output Voltage | - 12 V | - 12 V | - |
| Output Current | 1.8 A | 1.8 A | - |
| Number of Outputs | 1 Output | 1 Output | - |
| Polarity | Negative | Negative | - |
| Quiescent Current | 5 mA | 5 mA | - |
| Input Voltage MAX | 300 mV | 300 mV | - |
| Input Voltage MIN | - 26 V | - 26 V | - |
| Output Type | Fixed | Fixed | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 125 C | + 125 C | - |
| Dropout Voltage | 600 mV | 600 mV | - |
| Series | LM2990 | LM2990 | - |
| Packaging | Tube | Tube | - |
| Operating Temperature Range | - 40 C to + 125 C | - 40 C to + 125 C | - |
| Brand | Texas Instruments | Texas Instruments | - |
| Dropout Voltage Max | 0.3 V at 100 mA, 1 V at 1 A | 0.3 V at 100 mA, 1 V at 1A | - |
| Voltage Regulation Accuracy | +/- 5 % | +/- 5 % | - |
| Ib Input Bias Current | 1 mA | 1 mA | - |
| Line Regulation | 60 mV | 60 mV | - |
| Load Regulation | 50 mV | 50 mV | - |
| Operating Supply Current | 1 mA | 1 mA | - |
| Product Type | LDO Voltage Regulators | LDO Voltage Regulators | - |
| Factory Pack Quantity | 45 | 45 | - |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | - |
| Unit Weight | 0.211644 oz | 0.211644 oz | - |