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| PartNumber | LT1521CMS8-3.3#PBF | LT1521CMS8-3.3#TRPBF | LT1521CMS8-3.3 |
| Description | LDO Voltage Regulators 300mA Low Dropout Regulators with Micropower Quiescent Current and Shutdown | LDO Voltage Regulators 300mA Low Dropout Regulators with Micropower Quiescent Current and Shutdown | LDO Voltage Regulators LT1521 - 300mA Low Dropout Regulators with Micropower Quiescent Current and Shutdown |
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Linear Technology |
| Product Category | LDO Voltage Regulators | LDO Voltage Regulators | PMIC - Voltage Regulators - Linear |
| RoHS | Y | Y | - |
| Package / Case | MSOP-8 | MSOP-8 | - |
| Output Voltage | 3.3 V | 3.3 V | - |
| Output Current | 300 mA | 300 mA | - |
| Number of Outputs | 1 Output | 1 Output | - |
| Polarity | Positive | Positive | - |
| Quiescent Current | 12 uA | 12 uA | - |
| Input Voltage MAX | 20 V | 20 V | - |
| Input Voltage MIN | 4.3 V | 4.3 V | - |
| Output Type | Fixed | Fixed | - |
| Minimum Operating Temperature | 0 C | 0 C | - |
| Maximum Operating Temperature | + 125 C | + 125 C | - |
| Dropout Voltage | 500 mV | 500 mV | - |
| Series | LT1521 | LT1521 | - |
| Packaging | Tube | Reel | Tube Alternate Packaging |
| Product | LDO Linear Regulators | LDO Linear Regulators | - |
| Type | Positive Linear Regulator | Positive Linear Regulator | - |
| Brand | Analog Devices / Linear Technology | Analog Devices / Linear Technology | - |
| Dropout Voltage Max | 750 mV | 750 mV | - |
| PSRR / Ripple Rejection Typ | 58 dB | 58 dB | - |
| Ib Input Bias Current | 50 nA | 50 nA | - |
| Line Regulation | 1.5 mV | 1.5 mV | - |
| Load Regulation | - 20 V | - 20 V | - |
| Operating Supply Current | 12 uA | 12 uA | - |
| Product Type | LDO Voltage Regulators | LDO Voltage Regulators | - |
| Factory Pack Quantity | 50 | 2500 | - |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | - |
| Package Case | - | - | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) |
| Operating Temperature | - | - | 0°C ~ 125°C |
| Mounting Type | - | - | Surface Mount |
| Supplier Device Package | - | - | 8-MSOP |
| Voltage Input | - | - | 4.3 V ~ 20 V |
| Current Output | - | - | 300mA |
| Voltage Output | - | - | 3.3V |
| Regulator Topology | - | - | Positive Fixed |
| Voltage Dropout Typical | - | - | 0.5V @ 300mA |
| Number of Regulators | - | - | 1 |
| Current Limit Min | - | - | 320mA |