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| PartNumber | LD2979Z33 | LD2979Z33AP | LD2979Z50 |
| Description | LDO Voltage Regulators 3.3V 50mA Positive | LDO Voltage Regulators 3.3V 0.05A Very Low | LDO Voltage Regulators 5.0V 50mA Positive |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | LDO Voltage Regulators | LDO Voltage Regulators | PMIC - Voltage Regulators - Linear |
| RoHS | Y | Y | - |
| Mounting Style | Through Hole | Through Hole | - |
| Package / Case | TO-92-3 | TO-92-3 | - |
| Output Voltage | 3.3 V | 3.3 V | - |
| Output Current | 50 mA | 50 mA | - |
| Number of Outputs | 1 Output | 1 Output | - |
| Polarity | Positive | Positive | - |
| Quiescent Current | 110 uA | 110 uA | - |
| Input Voltage MAX | 16 V | 16 V | - |
| Output Type | Fixed | Fixed | - |
| Minimum Operating Temperature | - 25 C | - 25 C | - |
| Maximum Operating Temperature | + 125 C | + 125 C | - |
| Dropout Voltage | 0.03 V | 0.03 V | - |
| Series | LD2979 | LD2979 | - |
| Packaging | Bulk | Ammo Pack | Tape & Box (TB) |
| Height | 4.95 mm (Max) | 4.95 mm (Max) | - |
| Length | 4.95 mm (Max) | 4.95 mm (Max) | - |
| Width | 3.94 mm (Max) | 3.94 mm (Max) | - |
| Brand | STMicroelectronics | STMicroelectronics | - |
| Dropout Voltage Max | 600 mV | 12 mV at 0 A | - |
| Ib Input Bias Current | 80 uA | 80 uA | - |
| Line Regulation | 0.028 % / Vin | 0.028 % / V | - |
| Product Type | LDO Voltage Regulators | LDO Voltage Regulators | - |
| Factory Pack Quantity | 2500 | 2000 | - |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | - |
| Unit Weight | 0.016000 oz | 0.016000 oz | - |
| Package Case | - | - | TO-226-3, TO-92-3 (TO-226AA) (Formed Leads) |
| Operating Temperature | - | - | -25°C ~ 125°C |
| Mounting Type | - | - | Through Hole |
| Supplier Device Package | - | - | TO-92-3 |
| Voltage Input | - | - | Up to 16V |
| Current Output | - | - | 50mA |
| Voltage Output | - | - | 5V |
| Regulator Topology | - | - | Positive Fixed |
| Voltage Dropout Typical | - | - | 0.2V @ 50mA |
| Number of Regulators | - | - | 1 |
| Current Limit Min | - | - | 100mA |