What is the L7805CV Voltage Regulator used for?

The L7805CV Voltage Regulator is primarily used to provide a stable 5V output voltage from a higher input voltage. This makes it ideal for powering microcontrollers, sensors, and various electronic circuits that require a consistent voltage supply. By ensuring a steady output, it helps in preventing damage to components due to voltage fluctuations and allows for reliable operation in projects such as Arduino setups or robotics.

What is the TO-220 package, and why is it important?

The TO-220 package is a standard package type for power semiconductors like voltage regulators. Its design allows for efficient heat dissipation, which is crucial when the regulator handles high currents. The package also facilitates easy mounting on heatsinks, providing better thermal management in applications that demand higher performance. This thermal efficiency is vital in ensuring long-term reliability in devices such as power supplies and high-current circuits.

How do I connect the L7805CV in my project?

Connecting the L7805CV in your project involves three pins: input, ground, and output. Connect the input pin to your higher voltage source (up to 35V), the ground pin to the common circuit ground, and the output pin will deliver a stable 5V. It's advisable to include input and output capacitors to filter out noise, enhancing stability. This setup is commonly used in hobbyist electronics for powering various components reliably.

Can I use the L7805CV for higher current applications?

The L7805CV has a maximum output current rating of 1.5A. While it's suitable for light to moderate applications, if you're working on a project that requires higher current, it's essential to monitor the thermal performance with proper heatsinking. Applications like robotics with motors or high-power LEDs might require careful consideration of the current draw to avoid overheating the regulator and ensure dependable operation.

What are the thermal characteristics of the L7805CV?

The thermal characteristics of the L7805CV include a typical thermal resistance of around 65°C/W when adequately mounted on a heatsink. The device can operate at junction temperatures up to 125°C. Proper thermal management is essential, especially at higher loads, to prevent thermal shutdown. This is significant in applications like audio power amplifiers or industrial controllers, where consistent temperature control ensures optimal performance.

Can the L7805CV be used in battery-powered devices?

While the L7805CV can be used in battery-powered devices, it's crucial to note that the input voltage must be higher than 5V. It can efficiently regulate the voltage to 5V for circuits that require stable power. However, given its quiescent current draw, it might not be suitable for low-power applications. Projects like portable electronics may consider using low-dropout (LDO) regulators for better efficiency in battery management.

What are common applications for the L7805CV?

The L7805CV is commonly found in electronic devices such as Arduino projects, power supplies for RF amplifiers, and various consumer electronics including alarms and sensors. The regulator's capacity to provide a clean and stable 5V output makes it useful in a wide range of applications, from DIY electronics to commercial devices, where consistent power supply is a necessity.

Does the L7805CV require any external components?

Yes, the L7805CV typically requires several external components for optimal operation. It’s recommended to use bypass capacitors (0.33µF at input and 0.1µF at output) to filter any high-frequency noise and improve transient response. These components help stabilize the output and eliminate potential oscillations. This setup is crucial in applications like audio signal processing, where noise sensitivity is paramount.

What is the input voltage range for the L7805CV?

The L7805CV operates within an input voltage range of 7V to 35V. It is essential to stay within this range to ensure efficient regulation and to avoid damaging the component. Using a power source within this limit allows for balanced performance in various applications including benchtop power supplies or embedded systems that require reliable 5V output.

Is L7805CV L7805 Positive Voltage Regulator Output 5v Available to Shop Online in South Africa?

Yes, at Ubuy South Africa this product is available for you to shop at a reasonable price. The L7805CV L7805 Positive Voltage Regulator Output 5v is not available locally but you can trust us with our express shipping services.

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The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

STMicroelectronics

L7805CV L7805 Positive Voltage Regulator Output 5v TO-220 Package 6 Pack

Linear Voltage Regulator IC with thermal and short circuit protection, provides a steady +5V output of up to 1.5A peak current.

STMicroelectronics

Item #: 4260178

L7805CV L7805 Positive Voltage Regulator Output 5v TO-220 Package 6 Pack

Q: Where can I buy the L7805CV L7805 Positive Voltage Regulator Output 5v TO-220 Package 6 Pack?

You can buy the L7805CV L7805 Positive Voltage Regulator Output 5v TO-220 Package 6 Pack at Ubuy in South Africa. Ubuy offers a convenient shopping experience and a diverse selection of electronic components to meet your project needs.

Item #: 4260178

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Linear Voltage Regulator IC with thermal and short circuit protection, provides a steady +5V output of up to 1.5A peak current.

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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Voltage Regulation

Provides a stable 5V output, ensuring consistent performance for your electronic projects and devices requiring reliable power.

TO-220 Package

Designed in a TO-220 package, this regulator allows for efficient heat dissipation, enhancing reliability under varying loads.

Bulk Purchase

Available in a convenient 6 pack, offering great value and ensuring you have enough regulators for multiple projects or repairs.

Product Details

STMicroelectronics (6pcs) L7805CV voltage regulator
Output: +5V with a maximum current of 1.5A and peak current of 2.2A
Thermal overload protection and short circuit protection included
Input voltage range: 7V minimum to 25V maximum
Voltage dropout of 2V @ 1A
TO-220AB package format

Item Weight

1.2 lbs (540 grams)

Who Should Buy?

Hobbyist Projects
Perfect for DIY electronics projects requiring a stable 5V output without complex wiring or design.
Arduino Users
Ideal for Arduino-based applications to supply consistent power supply, ensuring reliable performance of microcontroller tasks.
Prototyping
Great for electronics prototyping where a quick and dependable power supply is needed for multiple components.

High-Power Applications
Not suitable for projects requiring high current output beyond the typical 1A limit of the regulator.
Variable Voltage Needs
Ineffective for applications needing a variable output voltage; it provides a fixed output of 5V.
Mobile Devices
Not recommended for compact, battery-powered devices due to size and heat dissipation issues of the TO-220 package.

Product Description

L7805CV L7805 Positive Voltage Regulator Output 5v TO-220 Package 6 Pack

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Question: Is L7805CV L7805 Positive Voltage Regulator Output 5v Available to Shop Online in South Africa?

Answer: Yes, at Ubuy South Africa this product is available for you to shop at a reasonable price. The L7805CV L7805 Positive Voltage Regulator Output 5v is not available locally but you can trust us with our express shipping services.
Question: How Long Does It Take to Get Product After Placing the Order?

Answer: The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.

STMicroelectronics Editorial Review

The L7805CV voltage regulator is a popular component for power supply applications, and this particular package offers 6 pieces in a TO-220 package. Based on customer feedback, it is important to ensure that the parts received are in fact ST L7805CV and not knock off parts that output incorrect voltages. However, if the correct parts are received, they should perform well and output values within a 10% tolerance of their rated value.

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Pros

6 pieces in a package
Performs well with output values within 10% tolerance

Cons

Risk of receiving knock-off parts that output incorrect voltages

Product Price History

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Features & Benefits

+5V output, up to 1.5A peak current
Thermal and short circuit protection
Input voltage: 7V minimum, 25V maximum
Dropout voltage (typical): 2V @ 1A

L7805CV L7805 Positive Voltage Regulator Output 5v TO-220 Package 6 Pack

ZAR 164

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Who Should Buy?

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STMicroelectronics Editorial Review

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Important information

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