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Item #:
7013738
Fairchild Semiconductor LM7809CT Standard Regulator, 9V, 1 Amp, 3 Pin, 3 Tab TO-220, 9.4 mm H x 10.67 mm L x 4.83 mm W Pack of 10
Item #:
7013738
€ 18
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Order now and get it around Monday, July 13
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What Stands Out
High Efficiency
The LM7809CT delivers a stable 9V output with 1 Amp current, ensuring efficient power regulation for various electronic applications.
Compact Design
With a 3-pin TO-220 packaging, this regulator is designed for easy integration into your circuits, saving space without compromising on performance.
Bulk Purchase
Available in a pack of 10, the LM7809CT offers great value for projects requiring multiple units, making it a cost-effective solution for developers.
Product Details
| Item Weight | 1 lbs (450 grams) |
Who Should Buy?
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DIY Electronics Enthusiasts
Ideal for hobbyists needing reliable 9V power supplies for various electronic projects and prototypes.
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Small Device Applications
Perfect for powering small devices with stable voltage requirements, such as sensors or microcontrollers.
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Education Use
Great for educational institutions teaching electronics, providing hands-on experience with voltage regulation components.
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High Power Applications
Not suitable for applications requiring more than 1 Amp output, as this may cause overheating or failure.
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Compact Designs
Its TO-220 form factor may not fit well in tight spaces, limiting options for compact electronic designs.
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Variable Voltage Needs
Customers needing adjustable voltage outputs will find this fixed 9V regulator inadequate for their requirements.
Product Description
Fairchild Semiconductor LM7809CT Standard Regulator, 9V, 1 Amp, 3 Pin, 3 Tab TO-220, 9.4 mm H x 10.67 mm L x 4.83 mm W Pack of 10
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Customer Questions & Answers
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Question:
What is the function of the Fairchild Semiconductor LM7809CT Standard Regulator?
Answer: The Fairchild Semiconductor LM7809CT is a linear voltage regulator specifically designed to provide a regulated output of 9V and a maximum current of 1 Amp. This device ensures that your electronic circuits receive a stable voltage, which is essential for consistent performance and preventing component damage. It is ideal for applications like power supplies and circuit boards where voltage stability is critical. -
Question:
What are the key specifications of the LM7809CT?
Answer: The LM7809CT features a 3-pin TO-220 package and dimensions of 9.4 mm in height, 10.67 mm in length, and 4.83 mm in width. It can handle input voltages up to 35V and provides an output current of 1 Amp. This makes it suitable for a wide range of electronic applications, especially where space and thermal performance are concerns. -
Question:
In what applications can I use the LM7809CT regulator?
Answer: The LM7809CT is versatile and can be used in various applications, such as battery chargers, power management systems, and providing stable voltages for microcontrollers and sensors. Its ability to maintain a fixed output voltage even under load changes makes it ideal for powering devices that require reliable voltage, ensuring they operate efficiently. -
Question:
How do I install the LM7809CT in my circuit?
Answer: Installing the LM7809CT is fairly straightforward. Begin by connecting the input pin to your higher voltage supply, and then connect the output to the load that requires a 9V supply. Lastly, ensure the ground pin is connected to your common ground. Adequate heat dissipation should be considered to prevent overheating during operation, particularly if supplying high current loads. -
Question:
What are the benefits of using the LM7809CT over other types of regulators?
Answer: The LM7809CT offers a few advantages over switching regulators, including low noise and simplicity in design. Since it is a linear regulator, it produces minimal electrical noise, making it perfect for sensitive audio or RF applications. Furthermore, its easy implementation with fewer external components is beneficial for quick prototyping and development. -
Question:
Can I use the LM7809CT for powering multiple devices?
Answer: Yes, you can use the LM7809CT to power multiple devices concurrently, provided the total current drawn does not exceed 1 Amp. When designing your circuit, ensure that the combined load is appropriately calculated to maintain stable voltage output and prevent overheating. This makes it suitable for powering clusters of low-power devices like sensors and microcontrollers. -
Question:
Which components should I use alongside the LM7809CT?
Answer: To enhance performance, it is recommended to use input and output capacitors with the LM7809CT. Typically, a 0.33µF capacitor on the input and a 0.1µF on the output will help stabilize the voltage and improve transient response. Sometimes, larger capacitors may be added for further filtering, especially if the load is capacitive or fluctuates rapidly. -
Question:
What temperature range can the LM7809CT operate in?
Answer: The LM7809CT is designed to operate efficiently within a temperature range of -40°C to +125°C. This makes it suitable for various environmental conditions, from consumer electronics to industrial applications. Ensure proper thermal management to avoid exceeding these limits during operation especially in enclosed spaces. -
Question:
What is the typical dropout voltage for the LM7809CT?
Answer: The LM7809CT regulates effectively with a typical dropout voltage of around 2-3V. This means you should provide at least 11-12V on the input side to ensure proper regulation at the output. If the input voltage falls below this threshold, the regulator will not maintain a stable 9V output, which can lead to improper operation of connected devices. -
Question:
Where can I buy Fairchild Semiconductor LM7809CT in Malta?
Answer: You can purchase the Fairchild Semiconductor LM7809CT Standard Regulator directly from Ubuy in Malta. Ubuy offers a reliable platform for sourcing electronic components, and you can find them in convenient packs of 10, ensuring you have enough stock for your projects while enjoying efficient service.
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€ 18
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Features & Benefits
- Pack of 10 LM7809CT Standard Regulators for excellent value.
- Delivers stable 9V output with a maximum current of 1A.
- Features thermal overload, short circuit, and safe operating area protection.
- Compact design with dimensions of 9.4 mm H x 10.67 mm L x 4.83 mm W.
- Ideal for various electronic projects and applications.
- Reliable and efficient performance for powering devices.
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