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| Part Number | LP3855ES-ADJ | LP3855ET-ADJ | LP3856ES-ADJ | LP3855ESX-ADJ |
|---|---|---|---|---|
| Manufacturer | National Semiconductor | National Semiconductor | Texas Instruments | Texas Instruments |
| Product Status | Active | Active | Obsolete | Obsolete |
| Output Configuration | Positive | - | Positive | Positive |
| Output Type | Adjustable | - | Adjustable | Adjustable |
| Number of Regulators | 1 | - | 1 | 1 |
| Voltage - Input (Max) | 7V | - | 7V | 7V |
| Voltage - Output (Min/Fixed) | 1.23V | - | 1.23V | 1.23V |
| Voltage - Output (Max) | 6.6V | - | 6.5V | 6.6V |
| Voltage Dropout (Max) | 0.435V @ 1.5A | - | 0.6V @ 3A | 0.435V @ 1.5A |
| Current - Output | 1.5A | - | 3A | 1.5A |
| Current - Quiescent (Iq) | 3 mA | - | 4 mA | 3 mA |
| Current - Supply (Max) | 10 mA | - | 10 mA | 10 mA |
| PSRR | 73dB ~ 57dB (120Hz) | - | 73dB ~ 57dB (120Hz) | 73dB ~ 57dB (120Hz) |
| Control Features | Enable | - | Enable | Enable |
| Protection Features | 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 | -40°C ~ 125°C |
| Mounting Type | Surface Mount | - | Surface Mount | Surface Mount |
| Package / Case | TO-263-6, D²Pak (5 Leads + Tab), TO-263BA | - | TO-263-6, D²Pak (5 Leads + Tab), TO-263BA | TO-263-6, D²Pak (5 Leads + Tab), TO-263BA |
| Supplier Device Package | DDPAK/TO-263-5 | - | DDPAK/TO-263-5 | DDPAK/TO-263-5 |
