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| Part Number | LP3855ET-1.8 | LP3856ET-1.8 | LP3852ET-1.8 | LP3853ET-1.8 | LP3855ES-1.8 |
|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | National Semiconductor | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Obsolete | Active | Obsolete | Obsolete | Active |
| Output Configuration | Positive | Positive | Positive | Positive | Positive |
| Output Type | Fixed | Fixed | Fixed | Fixed | Fixed |
| Number of Regulators | 1 | 1 | 1 | 1 | 1 |
| Voltage - Input (Max) | 7V | 7V | 7V | 7V | 7V |
| Voltage - Output (Min/Fixed) | 1.8V | 1.8V | 1.8V | 1.8V | 1.8V |
| Voltage - Output (Max) | - | - | - | - | - |
| Voltage Dropout (Max) | 0.38V @ 1.5A | - | 0.38V @ 1.5A | 0.6V @ 3A | 0.38V @ 1.5A |
| Current - Output | 1.5A | 3A | 1.5A | 3A | 1.5A |
| Current - Quiescent (Iq) | 3 mA | 10 mA | 3 mA | 4 mA | 3 mA |
| Current - Supply (Max) | 10 mA | 10 mA | 10 mA | 10 mA | 10 mA |
| PSRR | 73dB ~ 57dB (120Hz) | 73dB ~ 57dB (120Hz) | 73dB ~ 57dB (120Hz) | 73dB ~ 57dB (120Hz) | 73dB ~ 57dB (120Hz) |
| Control Features | Enable | Enable, Error Flag | Enable | Enable | Enable |
| Protection Features | Over Current, Over Temperature, Short Circuit | Over Current, Over Temperature, Short Circuit | Over Current, Over Temperature, Short Circuit | Over Current, Over Temperature, Short Circuit | Over Current, Over Temperature, Short Circuit |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C (TJ) | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole | Surface Mount |
| Package / Case | TO-220-5 Formed Leads | TO-220-5 Formed Leads | TO-220-5 Formed Leads | TO-220-5 Formed Leads | TO-263-6, D²Pak (5 Leads + Tab), TO-263BA |
| Supplier Device Package | TO-220-5 | TO-220-5 | TO-220-5 | TO-220-5 | DDPAK/TO-263-5 |
