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| PartNumber | L4938E | L4938ED | L4938ED013TR |
| Description | LDO Voltage Regulators Dual 5V Very LDO | LDO Voltage Regulators Dual 5V Very LDO | LDO Voltage Regulators Dual 5V Very LDO |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | LDO Voltage Regulators | LDO Voltage Regulators | LDO Voltage Regulators |
| RoHS | N | Y | Y |
| Mounting Style | Through Hole | SMD/SMT | SMD/SMT |
| Package / Case | PDIP-16 | SOIC-20 | SOIC-20 |
| Output Voltage | 5.1 V | 5 V | 5 V |
| Output Current | 5 mA | 5 mA | 5 mA |
| Number of Outputs | 2 Output | 2 Output | 2 Output |
| Polarity | Positive | Positive | Positive |
| Input Voltage MAX | 20 V | 20 V | 20 V |
| Input Voltage MIN | 6 V | 6 V | 6 V |
| Output Type | Fixed | Fixed | Fixed |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 150 C | + 150 C | + 150 C |
| Series | L4938 | L4938 | L4938 |
| Packaging | Tube | Tube | Reel |
| Height | 5.1 mm (Max) | 2.35 mm | 2.35 mm |
| Length | 20 mm (Max) | 13 mm | 13 mm |
| Width | 7.1 mm (Max) | 7.6 mm | 7.6 mm |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Line Regulation | 20 mV | 20 mV | 20 mV |
| Load Regulation | 50 mV | 50 mV | 50 mV |
| Pd Power Dissipation | 875 mW | 875 mW | 875 mW |
| Product Type | LDO Voltage Regulators | LDO Voltage Regulators | LDO Voltage Regulators |
| Factory Pack Quantity | 25 | 40 | 1000 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Unit Weight | 0.057419 oz | 0.009408 oz | 0.009408 oz |
| Moisture Sensitive | - | Yes | Yes |