LP3891ES-1.5
IC REG LINEAR 1.5V 800MA DDPAKManufacturer: Texas Instruments
Categories: Linear, Low Drop Out (LDO) Regulators
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Texas Instruments LP3891ES-1-5 is a high-performance linear voltage regulator designed for applications requiring stable and efficient power delivery. This fixed 1.5V output device offers an 800mA output current capability with a low dropout voltage of 0.4V at 800mA. It features robust protection circuitry including over current, over temperature, short circuit, and under voltage lockout (UVLO). The regulator exhibits excellent power supply rejection ratio (PSRR) of up to 80dB at 120Hz, making it suitable for noise-sensitive applications. With an input voltage range up to 5.5V and a quiescent current of 30µA, it is an efficient choice for battery-powered devices and power management systems in areas such as automotive, industrial control, and consumer electronics. The TO-263 (DDPAK-5) package facilitates surface mounting for streamlined board assembly.
Additional Information
Series: -RoHS Status: RoHS non-compliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDatasheet:Download Free CAD Model:
Technical Details:
| Packaging | Tube |
| Package / Case | TO-263-6, D2PAK (5 Leads + Tab), TO-263BA |
| Output Type | Fixed |
| Mounting Type | Surface Mount |
| Current - Output | 800mA |
| Operating Temperature | -40°C ~ 125°C |
| Output Configuration | Positive |
| Current - Quiescent (Iq) | 30 µA |
| Voltage - Input (Max) | 5.5V |
| Number of Regulators | 1 |
| Supplier Device Package | TO-263 (DDPAK-5) |
| Voltage - Output (Max) | - |
| Voltage - Output (Min/Fixed) | 1.5V |
| Control Features | Enable |
| PSRR | 80dB ~ 65dB (120Hz ~ 1kHz) |
| Voltage Dropout (Max) | 0.4V @ 800mA |
| Protection Features | Over Current, Over Temperature, Short Circuit, Under Voltage Lockout (UVLO) |
| Current - Supply (Max) | 8 mA |
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