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MC78L12ABDG is listed in the Voltage Regulators - Linear, Low Drop Out (LDO) Regulators range at ChipApex. The manufacturer field lists onsemi. Its product description is IC REG LINEAR 12V 100MA 8-SOIC. Review the specifications below when checking this part for your BOM.
The MC78L12ABDG is a fixed positive linear voltage regulator from the MC78L00A series, manufactured by onsemi. It provides a nominal output voltage of 12 V with a maximum continuous output current of 100 mA. The device operates within an input voltage range of 14.5 V to 27 V and supports junction temperatures from -40°C to +125°C. Key electrical characteristics include a line regulation of 120 mV (typical) and load regulation of 20 mV (typical). It features internal short-circuit current limiting and thermal overload protection.
Verify the specific ordering suffix 'DG' corresponds to the SOIC-8 package and rail shipping configuration in official documentation. Confirm that the AB designation ensures the extended -40°C to +125°C operating temperature range required for the application environment. Ensure compliance with RoHS directives as indicated by the Pb-Free marking.
Select this component when a fixed 12 V output at up to 100 mA is required in a surface-mount format. The SOIC-8 package offers lower thermal resistance compared to TO-92 variants but requires appropriate PCB copper area for heat dissipation. Verify that the input voltage remains sufficiently above the dropout voltage across the full operating temperature range.
This part belongs to the MC78L00A series of 100 mA positive voltage regulators. It serves as a compact alternative to higher-power MC78M00 or MC7800 series devices where space and cost are constraints. The MC78L12ABDG specifically utilizes the SOIC-8 (D Suffix) package, providing a surface-mount solution compatible with standard automated assembly processes.
NCV78L12ABDG
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