Low-dropout linear voltage regulator with a 1.8V fixed output voltage and a maximum output current of 250mA. Features an ultra-low quiescent current of 1µA, enabling efficient power management. Operates across a wide temperature range from -40°C to 85°C, with a junction temperature range of -40°C to 125°C. Input voltage range is 2.8V to 5.5V, with an absolute maximum of 6.5V. Offers excellent line and load regulation, with maximum values of 0.0027% and 0.018% respectively. Packaged in a compact 1x1mm 4-terminal ZQFN package.
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Richtek RT9073A-18GQZ technical specifications.
| Max Operating Temperature | 85 |
| Number of Terminals | 4 |
| Min Operating Temperature | -40 |
| Terminal Position | DUAL |
| JEDEC Package Code | S-PDSO-N4 |
| Width | 1 |
| Length | 1 |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Input Voltage-Max | 5.5 |
| Input Voltage-Min | 2.8 |
| Output Voltage1-Min | 1.764 |
| Output Voltage1-Max | 1.836 |
| Output Current1-Max | 0.25 |
| Voltage Tolerance-Max | 2 |
| Adjustability | FIXED |
| Operating Temperature TJ-Max | 125 |
| Dropout Voltage1-Nom | 0.68 |
| Output Voltage1-Nom | 1.8 |
| Operating Temperature TJ-Min | -40 |
| Input Voltage Absolute-Max | 6.5 |
| Line Regulation-Max | 0.0027 |
| Load Regulation-Max | 0.018 |
| Dropout Voltage1-Max | 0.8 |
| Lead Free | Yes |
| REACH | unknown |
| Military Spec | False |
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