LM79M12CT
- Mfr.Part #
- LM79M12CT
- Manufacturer
- National Semiconductor
- Package / Case
- TO-220-3
- Datasheet
- Download
- Description
- IC REG LINEAR -12V 500MA TO220-3
- Stock
- 4,514
- In Stock :
- 4,514
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- Manufacturer :
- National Semiconductor
- Product Category :
- Voltage Regulators - Linear
- Number of Regulators :
- 1
- Dropout Voltage :
- 1.1V
- Radiation Hardening :
- No
- Base Part Number :
- LM79M12
- Package / Case :
- TO-220-3
- Protection Features :
- Over Temperature, Short Circuit
- RoHS Status :
- Non-RoHS Compliant
- Mounting Type :
- Through Hole
- Voltage Tolerance-Max :
- 5%
- Mount :
- Through Hole
- Number of Pins :
- 3
- Voltage Dropout (Max) :
- 1.1V @ 500mA
- Lead Free :
- Contains Lead
- Max Output Current :
- 500mA
- Current - Quiescent (Iq) :
- 1.5mA
- Accuracy :
- 4 %
- Operating Temperature :
- 0°C~125°C
- Output Voltage :
- -12V
- Output Configuration :
- Negative
- Terminal Finish :
- Tin/Lead (Sn/Pb)
- Number of Terminations :
- 3
- JESD-609 Code :
- e0
- Output Type :
- FIXED
- Packaging :
- Tube
- Terminal Position :
- Single
- Dropout Voltage1-Nom :
- 1.1V
- Voltage - Input (Max) :
- -35V
- Current Rating :
- 500mA
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Number of Functions :
- 1
- ECCN Code :
- EAR99
- Min Input Voltage :
- -14.5V
- Number of Outputs :
- 1
- Output Voltage 1 :
- 12V
- Quiescent Current :
- 3mA
- Output Voltage Accuracy :
- 4 %
- Pin Count :
- 3
- Packing Method :
- Rail
- Terminal Pitch :
- 2.54mm
- PSRR :
- 70dB (120Hz)
- Datasheets
- LM79M12CT
LM79M12CT Documents

Voltage Regulators - Linear National Semiconductor LM79M12CT Overview
The Voltage Regulators - Linear National Semiconductor LM79M12CT is a robust linear voltage regulator designed to deliver a fixed output of 12V with a capability of handling up to 500 mA of load current. This component, housed in a TO-220-3 package, is engineered to ensure stable and reliable performance in various applications, particularly where voltage regulation is critical. The LM79M12CT stands out for its ease of integration and minimal external components, which makes it ideal for simplifying circuit designs. Its thermal overload protection and short-circuit protection features contribute to the component’s durability and reliability, making it a preferable choice for demanding environments.
LM79M12CT Features
This linear voltage regulator is equipped with several key features that enhance its performance and suitability for a wide range of applications. These include thermal overload protection, short-circuit protection, and a low dropout voltage, which ensures efficiency even at lower input voltage levels. The LM79M12CT’s output voltage accuracy and its ability to maintain a constant 12V output under varying load conditions make it highly reliable in critical power management tasks.
LM79M12CT Applications
- Consumer Electronics: Utilized in televisions, audio equipment, and home appliances to provide stable voltage and prevent damage caused by voltage variations.
- Automotive Electronics: Applied in automotive electronics to ensure the stable operation of control systems, sensors, and GPS units under fluctuating car battery voltages.
- Power Supplies: Serves as a secondary regulation module in AC-to-DC converters, ensuring consistent output in variable load conditions.
- Telecommunications: Helps in maintaining steady voltage levels in telecommunications equipment, which is crucial for signal integrity and system reliability.
- Industrial Equipment: Used in various industrial machines and instrumentation to protect sensitive microelectronics from voltage spikes and provide consistent power supply.
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