LM7812CT
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- Mfr.Part #
- LM7812CT
- Manufacturer
- Fairchild Semiconductor
- Package / Case
- TO-220-3
- Datasheet
- Download
- Description
- IC REG LIN FIXED POS STD REG 12V
- Stock
- 22,933
- In Stock ：
- 22,933
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- Manufacturer :
- Fairchild Semiconductor
- Product Category :
- Voltage Regulators - Linear
- Base Part Number :
- LM7812
- Terminal Position :
- Single
- Number of Terminations :
- 3
- Output Voltage 1 :
- 12V
- PSRR :
- 71dB (120Hz)
- Terminal Pitch :
- 2.54mm
- Number of Regulators :
- 1
- Voltage Dropout (Max) :
- 2V @ 1A Typ
- Width :
- 4.7mm
- Quiescent Current :
- 8mA
- Min Input Voltage :
- 14.5V
- Published :
- 2014
- Number of Pins :
- 3
- Output Voltage Accuracy :
- 4 %
- Nominal Output Voltage :
- 12V
- JESD-609 Code :
- e3
- Packing Method :
- Rail
- Weight :
- 1.214g
- Dropout Voltage :
- 2V
- Nominal Supply Current :
- 5.1mA
- Power Supply Rejection Ratio (PSRR) :
- 71dB
- Voltage Tolerance-Max :
- 5%
- Radiation Hardening :
- No
- Max Output Current :
- 1A
- Height :
- 20.4mm
- Protection Features :
- Over Temperature, Short Circuit
- Package / Case :
- TO-220-3
- Operating Temperature :
- -40°C~125°C
- Output Type :
- FIXED
- Output Configuration :
- Positive
- Lead Free :
- Lead Free
- Number of Outputs :
- 1
- Packaging :
- Tube
- Contact Plating :
- Tin
- Pbfree Code :
- yes
- Output Voltage :
- 12V
- Mounting Type :
- Through Hole
- Max Supply Voltage :
- 35V
- RoHS Status :
- RoHS Compliant
- Mount :
- Through Hole
- REACH SVHC :
- No SVHC
- Dropout Voltage1-Nom :
- 2V
- Voltage - Input (Max) :
- 35V
- Accuracy :
- 4 %
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- ECCN Code :
- EAR99
- Min Output Voltage :
- 12V
- Length :
- 10.16mm
- Number of Functions :
- 1
- Datasheets
- LM7812CT
Voltage Regulators - Linear Fairchild Semiconductor LM7812CT Overview
The LM7812CT is a linear fixed positive voltage regulator integrated circuit manufactured by Fairchild Semiconductor. It is designed to provide a stable 12V output voltage from a higher input voltage source. With its standardized form factor and reliable performance, this IC is an essential component in various electronic applications where precise voltage regulation is required.
Featuring advanced regulation technology, the LM7812CT ensures minimal output voltage variations even under fluctuating input conditions, making it ideal for powering sensitive electronic devices. Its compact design and high efficiency contribute to space-saving and energy-efficient solutions in electronic circuits.
LM7812CT Features
- Fixed 12V Output Voltage
- Low Dropout Voltage
- Thermal Shutdown Protection
- Short Circuit Protection
- Wide Operating Temperature Range
- TO-220 Package for Easy Mounting
LM7812CT Applications
- Power Supplies: The LM7812CT is commonly used in power supply units for electronic devices such as audio amplifiers, LED displays, and industrial equipment. Its stable output voltage ensures reliable operation of these devices, even under varying load conditions.
- Automotive Electronics: In automotive applications, the LM7812CT can be employed in voltage regulator circuits to stabilize the voltage supplied to various vehicle systems, including engine control units, lighting systems, and dashboard displays.
- Consumer Electronics: The LM7812CT finds use in consumer electronic devices such as televisions, routers, and gaming consoles, where it provides stable voltage to critical components, ensuring reliable performance and longevity.
Example: The LM7812CT can be applied in audio amplifier power supplies to regulate the voltage supplied to the amplifier circuitry, ensuring consistent audio output quality across different input voltages.
Example: The LM7812CT can regulate the voltage supplied to dashboard displays, ensuring accurate readings of vehicle parameters regardless of fluctuations in the vehicle's electrical system.
Example: In router power supplies, the LM7812CT regulates the voltage supplied to the router's circuitry, preventing damage from voltage spikes and ensuring uninterrupted network connectivity.
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