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IC REG LINEAR 5.05V 1.5A TO3-2




The LM309K STEEL, manufactured by Texas Instruments, is a linear voltage regulator encapsulated in a robust TO-3 steel package, ensuring high durability and thermal performance. This component comes in a tray packaging format, designed for through-hole mounting, which facilitates easy insertion into printed circuit boards. Its design is optimized for an operating temperature range from 0°C to 125°C, making it a versatile choice for a wide range of applications.

The part, housed in a TO-204AA, TO-3 case, is recognized for its reliability and efficiency in regulating voltage within electronic circuits. Its supplier device package designation is TO-3-2, indicative of its configuration and footprint. With its status marked as active by Texas Instruments, the LM309K STEEL continues to be a relevant component for designers and engineers looking to leverage proven technology in their projects.

This voltage regulator finds extensive use across various industries, including but not limited to telecommunications, computing, industrial automation, and consumer electronics. Its robust design and reliable performance under a range of thermal conditions make it a preferred choice for critical applications where stable voltage regulation is key to operational integrity and system reliability.

Additional information

Additional Information

RoHS Status: ROHS3 Compliant
Manufacturer Lead Time: 6 week(s)
Product Status: Active
Packaging: Tray


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Technical Details:
Package / CaseTO-204AA, TO-3
Output TypeFixed
Mounting TypeThrough Hole
Current - Output1.5A
Operating Temperature0°C ~ 125°C
Output ConfigurationPositive
Current - Quiescent (Iq)5.2 mA
Voltage - Input (Max)25V
Number of Regulators1
Supplier Device PackageTO-3-2
Voltage - Output (Max)-
Voltage - Output (Min/Fixed)5.05V
Control Features-
Part StatusActive
Voltage Dropout (Max)-
Protection FeaturesOver Temperature
Current - Supply (Max)10 mA
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