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| PartNumber | LDS3985M33R | LDS3985M30R | LDS3985M33 |
| Description | LDO Voltage Regulators 3.3 Volt 300mA | LDO Voltage Regulators Lo Drop Noise BiCMOS 300mA Volt Reg | |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | LDO Voltage Regulators | LDO Voltage Regulators | PMIC - Voltage Regulators - Linear |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TSOT-23-5 | TSOT-23-5 | - |
| Output Voltage | 3.3 V | 3 V | 3.3 V |
| Output Current | 300 mA | 550 mA | 300 mA |
| Number of Outputs | 1 Output | 1 Output | 1 Output |
| Polarity | Positive | Positive | - |
| Quiescent Current | 150 uA | 150 uA | 150 uA |
| Input Voltage MAX | 6 V | 6 V | 6 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 | 0.0004 V | 0.0004 V | 0.0004 V at 1 mA |
| Series | LDS3985 | LDS3985 | LDS3985 |
| Packaging | Reel | Reel | Digi-ReelR Alternate Packaging |
| Height | 1 mm | 1 mm | - |
| Length | 2.9 mm | 2.9 mm | - |
| Width | 1.6 mm | 1.6 mm | - |
| Brand | STMicroelectronics | STMicroelectronics | - |
| Dropout Voltage Max | 250 mV | 2 mV at 1 mA | - |
| Voltage Regulation Accuracy | 2 % | 2 % | 2 % |
| Ib Input Bias Current | 85 uA | 85 uA | - |
| Line Regulation | 0.1 % mV | - | 0.1 % mV |
| Load Regulation | 0.005 %/mA | 0.004 %/mA | 0.005 % / mA |
| Product Type | LDO Voltage Regulators | LDO Voltage Regulators | - |
| Factory Pack Quantity | 3000 | 3000 | - |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | - |
| Unit Weight | 0.000222 oz | 0.000222 oz | 0.000222 oz |
| Package Case | - | - | TSOT-23-5 |
| Operating Temperature | - | - | -40°C ~ 125°C |
| Mounting Type | - | - | Surface Mount |
| Supplier Device Package | - | - | SOT-23-5 |
| Voltage Input | - | - | Up to 6V |
| Current Output | - | - | 300mA |
| Voltage Output | - | - | 3.3V |
| Regulator Topology | - | - | Positive Fixed |
| Voltage Dropout Typical | - | - | 0.15V @ 300mA |
| Number of Regulators | - | - | 1 |
| Current Limit Min | - | - | - |
| Ib Input Bias Current | - | - | 85 uA |
| Dropout Voltage Max | - | - | 250 mV |