DI78L05UAB

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

The DI78L05UAB is a positive fixed voltage linear regulator from the DI78LxxUAB series by Diotec Semiconductor. It provides a nominal output of 5 V with a tolerance of ±5% and supports an output current of 100 mA. The device operates within an input voltage range of 7 to 20 V, featuring a maximum dropout voltage of 1.7 V. It includes thermal overload and short circuit protection, ensuring safe operation across a junction temperature range of -40°C to +125°C. Packaged in SOT-89, it offers line regulation of 150 mV and load regulation of 60 mV.

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

• Integrated thermal overload protection for enhanced safety
• Short circuit protection capability
• Fixed voltage output options available

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

• High efficiency linear regulators
• Active SCSI termination regulator
• Post regulators for switch mode DC-DC converters
• Battery backed-up regulated supply

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

Verify the specific part number suffix against official documentation to confirm compliance status. The standard DI78L05UAB represents commercial/industrial grade components. Suffixes such as -AQ indicate qualification processes under automotive standards like AEC-Q100. Ensure that the ordered variant matches the required reliability level for the intended application environment before finalizing procurement.

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

Select this component when a stable 5 V output is required at currents up to 100 mA. Consider the SOT-89 package for surface mount applications requiring compact layouts. Evaluate the input voltage range relative to the dropout characteristics to ensure proper regulation. Verify thermal dissipation requirements based on the power loss calculations for the specific operating conditions.

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

This regulator belongs to the DI78LxxUAB series, which encompasses various fixed voltage outputs ranging from 3.3 V to 24 V. The series shares common features including protection mechanisms and packaging options. Other variants in the family include DI78L06UAB, DI78L09UAB, and DI78L12UAB, offering different nominal voltages while maintaining similar performance profiles and physical dimensions.

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

Public confirmed substitute part numbers are not provided in the source material.