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| Part Number | LP2953IN-3.3 | LP2952IN-3.3 | LP2953AIN-3.3 | LP2953IM-3.3 |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | National Semiconductor | Texas Instruments | Texas Instruments |
| Product Status | Obsolete | Active | Obsolete | Obsolete |
| Output Configuration | Positive | - | Positive | Positive |
| Output Type | Adjustable (Fixed) | - | Adjustable (Fixed) | Adjustable (Fixed) |
| Number of Regulators | 1 | - | 1 | 1 |
| Voltage - Input (Max) | 30V | - | 30V | 30V |
| Voltage - Output (Min/Fixed) | 1.23V (3.3V) | - | 1.23V (3.3V) | 1.23V (3.3V) |
| Voltage - Output (Max) | 29V | - | 29V | 29V |
| Voltage Dropout (Max) | 0.8V @ 250mA | - | 0.8V @ 250mA | 0.8V @ 250mA |
| Current - Output | 250mA | - | 250mA | 250mA |
| Current - Quiescent (Iq) | 170 µA | - | 170 µA | 170 µA |
| Current - Supply (Max) | 33 mA | - | 33 mA | 33 mA |
| PSRR | - | - | - | - |
| Control Features | Enable | - | Enable | Enable |
| Protection Features | Over Current, Over Temperature, Reverse Polarity | - | Over Current, Over Temperature, Reverse Polarity | Over Current, Over Temperature, Reverse Polarity |
| Operating Temperature | -40°C ~ 125°C | - | -40°C ~ 125°C | -40°C ~ 125°C |
| Mounting Type | Through Hole | - | Through Hole | Surface Mount |
| Package / Case | 16-DIP (0.300", 7.62mm) | - | 16-DIP (0.300", 7.62mm) | 16-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 16-PDIP | - | 16-PDIP | 16-SOIC |
