DI79L08ZAB

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

The DI79L08ZAB is a negative fixed voltage regulator from the DI79LxxZAB series by Diotec Semiconductor. It provides a nominal output of -8 V with a maximum output current of 100 mA. The device operates within an input voltage range of -30 V to -40 V, depending on the specific output voltage variant. It features a ±5% output voltage tolerance and includes internal thermal overload and short circuit protection. The component is housed in a TO-92 package and supports a junction temperature range from -40°C to +125°C.

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

• Integrated thermal overload protection for safe operation under high load conditions
• Short circuit protection capability ensures device safety during fault events
• Fixed negative voltage output options available across multiple standard values

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 exact ordering suffix when purchasing. Suffixes such as -Q indicate AEC-Q101 compliance, while -AQ denotes qualification status. Confirm that the required package type matches the datasheet specifications. Ensure the selected part meets the necessary automotive or industrial grade requirements for your specific application environment.

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

Select this component for applications requiring a stable negative voltage rail with moderate current demands. Consider the dropout voltage and line regulation characteristics relative to your input source. Verify that the thermal resistance and power dissipation limits accommodate your ambient temperature and heat sinking strategy. Check if automotive grades are needed for enhanced reliability standards.

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

This part belongs to the DI79LxxZAB family of negative fixed voltage regulators. The series offers various output voltages ranging from -5.0 V to -24 V. Other packages like SOT-89 and SO-8 are also available within the same functional family. The ZAB suffix typically indicates the standard commercial/industrial grade version.

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

Direct substitutes include other DI79L08 variants with different packaging, such as DI79L08UAB (SOT-89) or DI79L08DAB (SO-8). Cross-brand replacements must match the -8 V output, 100 mA current rating, and negative polarity.