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DI78L18ZAB is listed in the Voltage Regulators - Linear, Low Drop Out (LDO) Regulators range at ChipApex. The manufacturer field lists Diotec Semiconductor. Its product description is IC REG LINEAR 18V 100MA TO92. Review the specifications below when checking this part for your BOM.
The DI78L18ZAB is a positive fixed voltage linear regulator from the DI78LxxZAB series by Diotec Semiconductor. It provides an output voltage of 18 V with a tolerance of ±5.0% and supports an output current of 100 mA. The device operates within an input voltage range of up to 40 V, depending on the specific output configuration, and functions across a junction temperature range of -40°C to +125°C. Packaged in a TO-92 case, it features thermal overload and short circuit protection.
Verify the exact part number against official Diotec Semiconductor documentation to ensure correct specifications. Confirm compliance with RoHS directives and REACH regulations prior to procurement. Check for any updates regarding conflict minerals status or package availability through authorized distributors.
Select this component for applications requiring a stable 18 V output at currents up to 100 mA. Ensure the input voltage does not exceed the maximum rating of 40 V. Consider the thermal resistance characteristics when designing heat dissipation strategies for the TO-92 package.
This component belongs to the DI78LxxZAB family of positive fixed voltage regulators. The series offers various standard output voltages including 3.3V, 5.0V, 6.0V, 8.0V, 9.0V, 10V, 12V, 15V, 18V, and 24V. Other packages such as SOT-89 and SO-8 are also available within this product line.
Public confirmed substitute part numbers are not provided in the source material.
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