DI78L08UAB

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

The DI78L08UAB is a positive fixed voltage linear regulator from the DI78LxxUAB series by Diotec Semiconductor. It provides an output voltage of 8 V with a maximum output current of 100 mA. The device operates within an input voltage range of up to 30 V and features a junction temperature range of -40°C to +125°C. Key electrical characteristics include a typical quiescent current of 6 mA, a dropout voltage of 1.7 V, and ripple rejection of 45 dB at 120 Hz. It is housed in a SOT-89 surface-mount package.

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

• Integrated thermal overload protection
• Short circuit protection capability
• RoHS compliant without exemption

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 Diotec documentation to confirm compliance status. Standard versions differ from AEC-Q100 qualified variants. Confirm mechanical data such as MSL level and soldering conditions prior to assembly. Ensure application requirements align with commercial/industrial grade specifications.

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

Select this component for applications requiring a stable 8 V output at currents up to 100 mA. Consider the 30 V maximum input rating and 1.7 V dropout voltage when designing the power stage. Verify that the thermal resistance and power dissipation limits are sufficient for the intended operating environment and PCB layout.

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

This device belongs to the DI78LxxUAB series of positive fixed voltage regulators. The series offers various fixed output voltages ranging from 3.3 V to 24 V. All variants share similar protection features and packaging options, designed for standard commercial and industrial applications.

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

Check for DI78L08UABQ or DI78L08UABAQ if automotive qualification is required. Verify pinout compatibility with alternative SOT-89 regulators before substitution.