3.16 €
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Pack of 14 TO220 Voltage Regulators - L7805 to L7824 and LM317T
Brand: satkit
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3.16€
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This pack of 14 TO220 voltage regulators offers a complete solution for your electronics projects and repairs. It includes a range of models covering different voltage regulation needs, from 5V to 24V, as well as adjustable regulators.
Pack contents:
- 1x L7805 (5V)
- 1x L7806 (6V)
- 1x L7808 (8V)
- 1x L7809 (9V)
- 1x L7812 (12V)
- 1x L7815 (15V)
- 1x L7824 (24V)
- 1x L7905 (Negative regulator 5V)
- 1x L7906 (Negative regulator 6V)
- 1x L7908 (Negative regulator 8V)
- 1x L7909 (Negative regulator 9V)
- 1x L7912 (Negative regulator 12V)
- 1x L7915 (Negative regulator 15V)
- 1x LM317 (Adjustable regulator)
Main features:
- Wide range of positive and negative regulators.
- Includes LM317 adjustable regulator for greater flexibility.
- TO220 package, easy to mount and dissipate heat.
- Ideal for electronics projects, repairs and prototypes.
- Compatible with multiple voltage regulation applications.
Typical uses:
- Regulated power supplies for electronic circuits.
- DIY projects and prototypes requiring different voltages.
- Repair and maintenance of electronic equipment.
- Educational applications for learning about voltage regulation.
Compatibility: This pack is compatible with most electronic projects and devices that require stable and reliable voltage regulation. Thanks to its TO220 package, it is easy to integrate into existing boards and systems.
With this satkit TO220 voltage regulator pack, you'll have a versatile and complete solution to hand for all your voltage regulation needs in electronics.
- Includes 14 voltage regulators in TO220 package.
- Models from L7805 (5V) to L7824 (24V) and negative regulators L7905 to L7915.
- Includes LM317 adjustable regulator for custom voltages.
- Ideal for electronics projects, repairs and prototypes.
- Easy mounting and heat dissipation thanks to the TO220 package.
Customer Questions & Answers
What are the main functions and benefits of including 14 different voltage regulators in one pack?
The pack offers great versatility for electronics projects, as each regulator provides a different fixed or adjustable voltage, covering ranges from +5V to +24V and negative voltages from -5V to -15V, plus one adjustable model (LM317T). This allows the user to adapt the pack to different power supply needs without having to buy each regulator separately.
What are the main technical specifications of the included regulators (size, package, voltage tolerance and maximum current)?
All the included regulators use a TO220 package, with standard approximate dimensions of 10 mm x 15 mm x 4.5 mm. Typical regulation tolerance is ±2% to ±4%. Maximum output current is usually 1.0 to 1.5 A, depending on the model, and the recommended maximum input voltage is 35V DC (differential to ground) for the positive and negative models. The LM317T offers adjustment from 1.25V to 37V.
Are these regulators compatible with AC and DC power supplies, and what should be considered regarding filtering and thermal dissipation?
They are only compatible with DC input voltage. If an AC supply is used, it must be rectified and properly filtered before entering the regulator. It is critical to use a good filter capacitor (≥ 470 μF) at the input and, for high loads or large voltage differences, it is advisable to fit a heatsink to the TO220 package to avoid exceeding a junction temperature of 125 °C.
What common problems can occur when using these regulators and how can they be solved?
The most common issues include overheating (due to lack of a heatsink), excessive voltage drop (if the input voltage is too close to the output voltage), and output noise (due to insufficient filtering). To avoid these problems, make sure you respect the minimum input/output difference (typical dropout 2V), use a heatsink if the current exceeds 0.5A, and fit the recommended filter capacitors from the datasheets.
What practical differences are there between a fixed regulator such as the L7805 and an adjustable one such as the LM317, and when is each one best used?
The L7805 and similar regulators provide a fixed preset voltage, making them ideal for circuits that require a stable, known voltage. The LM317 is adjustable (range 1.25V–37V) and is useful when a custom or experimental voltage is needed. The choice depends on whether the circuit requires flexibility (LM317) or simplicity and stability (fixed regulators).
Which models are included in the TO220 voltage regulator pack?
The pack includes 14 regulators: L7805, L7806, L7808, L7809, L7812, L7815, L7824, L7905, L7906, L7908, L7909, L7912, L7915 and LM317.
What is the difference between the L7805 and L7824 regulators?
The L7805 regulates to 5V while the L7824 regulates to 24V, both are positive regulators in TO220 package.
What is the included LM317 regulator used for?
The LM317 is an adjustable regulator that allows different output voltages to be set according to the needs of the project.
Are these regulators compatible with common electronics projects?
Yes, these regulators are compatible with most electronics projects that require regulated and stable voltages.
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