DI79L05UAB

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

The DI79L05UAB is a negative fixed voltage regulator from the DI79xxUAB series by Diotec Semiconductor. It provides a nominal output of -5.0 V with a tolerance of ±5%. The device supports an output current of 100 mA and operates within an input voltage range of -30 V to -40 V, depending on the specific output voltage variant. It features thermal overload protection and short circuit protection. The component is housed in a SOT-89 package and is rated for junction temperatures between -40°C and +125°C.

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

• Integrated thermal overload protection
• Short circuit protection capability
• Fixed negative voltage regulation

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 part number against official Diotec documentation to ensure correct polarity and voltage specifications. Confirm compliance requirements such as RoHS and REACH status directly with the manufacturer or authorized distributors. Check for specific suffixes like -Q or -AQ if automotive qualification is required. Ensure the ordering information matches the intended application parameters before purchase.

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

Select this component when a stable negative voltage rail is required for commercial or industrial applications. Consider the SOT-89 package size and the maximum input voltage limits relative to the system's power supply. Evaluate the dropout voltage and quiescent current characteristics to ensure compatibility with the target load and efficiency requirements.

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

This device belongs to the DI79xxUAB family of negative fixed voltage regulators. The series includes various output voltages ranging from -5.0 V to -24 V. All variants share similar protection features and packaging options, designed for standard commercial and industrial grade reliability.

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

Direct substitutes within the same series include other DI79xxUAB variants with different fixed output voltages. Cross-referencing with other manufacturers' negative LDOs requires verifying pinout compatibility, voltage ratings, and thermal performance.