S-1155B28-U5T1U
IC REG LINEAR 2.8V 500MA SOT89-5Manufacturer: ABLIC Inc.
Categories: Linear, Low Drop Out (LDO) Regulators
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The ABLIC Inc. S-1155 series linear voltage regulator, specifically the S-1155B28-U5T1U, offers a fixed 2.8V output with a 500mA current capability. This positive regulator is housed in a SOT-89-5 package and features an enable pin for precise control. With a low quiescent current of 1 µA and a supply current of 90 µA, it is suitable for power-sensitive applications. Protection features include overcurrent and thermal shutdown. The device boasts a high Power Supply Rejection Ratio (PSRR) of 65dB at 1kHz, ensuring stable operation in noisy environments. Its low dropout voltage of 0.1V at 200mA maximizes efficiency. Typical applications span automotive, industrial, and consumer electronics where reliable voltage regulation is critical. It is supplied in Cut Tape (CT) packaging.
Additional Information
Series: S-1155RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: Cut Tape (CT)Download Free CAD Model:
Technical Details:
| Packaging | Cut Tape (CT) |
| Package / Case | SOT-89-5/6 |
| Output Type | Fixed |
| Mounting Type | Surface Mount |
| Current - Output | 500mA |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Output Configuration | Positive |
| Current - Quiescent (Iq) | 1 µA |
| Voltage - Input (Max) | 5.5V |
| Number of Regulators | 1 |
| Supplier Device Package | SOT-89-5 |
| Voltage - Output (Max) | - |
| Voltage - Output (Min/Fixed) | 2.8V |
| Control Features | Enable |
| PSRR | 65dB (1kHz) |
| Voltage Dropout (Max) | 0.1V @ 200mA |
| Protection Features | Overcurrent, Thermal Shutdown |
| Current - Supply (Max) | 90 µA |
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