DI79L12ZAB

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

The DI79L12ZAB is a negative fixed voltage regulator from the DI79LxxAB series by Diotec Semiconductor. It provides a nominal output of -12 V with a tolerance of ±5%. The device supports an output current of 0.1 A and operates within an input voltage range of -14 to -27 V. It features thermal overload protection, short circuit protection, and a dropout voltage of 1.7 V. The component is housed in a TO-92 package and functions reliably across a junction temperature range of -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 scenarios
• Fixed negative voltage regulation suitable for stable power supply applications

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 that the ordering suffix matches the required qualification grade. Standard versions are commercial/industrial grade. Suffix -Q indicates AEC-Q101 compliance, while -AQ denotes parts undergoing automotive qualification. Confirm package type and lead configuration align with PCB layout requirements before finalizing procurement specifications.

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

Select this component when a stable negative voltage rail is required for industrial or commercial circuits. Ensure the input voltage remains within the specified limits relative to the output voltage to maintain regulation. Consider the thermal resistance characteristics for heat dissipation planning in enclosed environments.

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

This part belongs to the DI79LxxAB family of negative fixed voltage regulators. The series offers various output voltages ranging from -5.0 V to -24 V. Other packages available include SOT-89 and SO-8. The ZAB suffix specifically denotes the TO-92 through-hole package variant.

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

Check for equivalent negative LDO regulators with similar current ratings and voltage tolerances. Verify pinout compatibility if substituting directly on existing boards.