ET551105YB

$0.14

Description：800mA 1.05V LDO,with Vbias
Series：ET551XX
Mfr：ETEK MICROELECTRONICS
Package：Tape & Reel (TR)

SKU:143c9d1d57e7 Category: Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Brand: ETEK MICROELECTRONICS

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Product introduction

ET551105YB is listed in the Voltage Regulators - Linear, Low Drop Out (LDO) Regulators range at ChipApex. The manufacturer field lists ETEK MICROELECTRONICS. Its product description is 800mA 1.05V LDO,with Vbias. Review the specifications below when checking this part for your BOM.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators specifications for ET551105YB

Description：800mA 1.05V LDO,with Vbias
Series：ET551XX
Mfr：ETEK MICROELECTRONICS
Package：Tape & Reel (TR)
Output Configuration：Positive
Output Type：Fixed
Number of Regulators：1
Voltage - Input (Max)：5.5V
Voltage - Output (Min/Fixed)：1.05V
Voltage - Output (Max)：-
Voltage Dropout (Max)：0.3V @ 800mA
Current - Output：800mA
Current - Quiescent (Iq)：110 µA
Current - Supply (Max)：-
PSRR：80dB (1kHz)
Control Features：Enable
Protection Features：Over Current, Over Temperature, Under Voltage Lockout (UVLO)
Operating Temperature：-40°C ~ 150°C (TJ)
Mounting Type：Surface Mount
Package / Case：4-XFDFN Exposed Pad
Supplier Device Package：4-DFN (1.2x1.2)
Grade：-
Qualification：-

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators datasheet and documents for ET551105YB

ET551105YB

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview

The ET551105YB is a linear voltage regulator manufactured by ETEK Microelectronics. It features a single regulator configuration housed in a DFN-4 surface-mount package. The device supports an input voltage range of 0.8 V to 5.5 V AC. Key specifications include SMD assembly type and fixed output version.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary

Provides stable linear voltage regulation for low-voltage applications
Supports wide input voltage range from 0.8 V to 5.5 V
Utilizes compact DFN-4 surface-mount packaging

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications

Low-power portable electronic devices
Battery-operated systems requiring stable supply
Embedded circuits with variable input sources

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes

Verify the specific output voltage rating and current capacity against your design requirements, as these parameters are not detailed in the provided source material. Confirm that the DFN-4 package dimensions match your PCB footprint. Ensure compatibility with the 0.8 V to 5.5 V input range for your application's power supply architecture before finalizing procurement.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes

Select this component when a fixed-output linear regulator is needed for inputs between 0.8 V and 5.5 V. The DFN-4 package suits space-constrained designs. Verify thermal performance requirements for the intended load current, as detailed power dissipation data is not available in the source documentation.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context

ETEK Microelectronics specializes in high-performance analog integrated circuits, including power management solutions. The ET551105YB belongs to their linear voltage regulator series, designed for mobile and portable electronics where efficient power conversion and compact form factors are critical.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Replacement Considerations

No public substitute part numbers are confirmed in the source material. Consult manufacturer cross-reference guides for compatible alternatives if this specific model is unavailable.

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Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.