1. Киришүү
This instruction manual provides essential information for the Whadda WCS100 Voltage Regulator Set. This kit is designed for educational purposes and hobbyists interested in understanding and building various voltage regulator circuits. It includes a comprehensive selection of components necessary to construct stable power supplies. Please read this manual thoroughly before beginning any assembly to ensure safe and correct operation.
2. Продукт бүтүп калдыview жана компоненттер
The Whadda WCS100 Voltage Regulator Set provides a variety of electronic components for constructing voltage regulation circuits. Familiarize yourself with the contents of the kit before proceeding.

Image 2.1: Whadda WCS100 Voltage Regulator Set components organized in a plastic box, showing various integrated circuits, capacitors, resistors, and heatsinks.
Комплекттин мазмуну:
- 3 x томtage Regulator L7805 / UA7805 (TO220 package)
- 3 x томtage Regulator L7812 / UA7812 (TO220 package)
- 3 x томtage Regulator L7912 / UA7912 (TO220 package)
- 3 x томtage Regulator L7815 / UA7815 (TO220 package)
- 3 x томtage Regulator L7824 / UA7824 (TO220 package)
- 3 x томtage Regulator 33LPE3 (TO92 package)
- 3 x томtage Regulator LM317 (TO220 package)
- 10 x Electrolytic Capacitor Radial 1000µF / 50V
- 10 x Electrolytic Capacitor Radial 470µF / 50V
- 10 x Electrolytic Capacitor Radial 10µF / 50V
- 10 x Ceramic Capacitor 100nF
- 10 x Resistor 10 ohm
- 10 x Resistor 330 ohm
- 10 x Resistor Trimmer 470 ohm
- 10 x Diode 1N4007
- 4 x Heatsink for TO220 (25 x 15 x 10 mm)
- 2 x Heatsink for TO220 (35 x 19 x 35 mm)
- 2 x Heatsink for TO220 (15 x 10 x 20 mm)
- Screws and mica's for TO220 heatsinks
- 1 x Euro hole plastic box (200 x 140 x 48 mm)

Image 2.2: A selection of components from the kit, including voltage regulators, capacitors, resistors, diodes, and heatsinks, laid out for inspection.
3. Setup and Assembly Guidelines
This kit requires basic electronics knowledge and soldering skills. Always work in a well-ventilated area and use appropriate safety equipment.
3.1 Компонентти идентификациялоо
Before assembly, identify each component. Voltage regulators (e.g., L78xx, LM317) are typically marked with their part numbers. Capacitors have capacitance and voltage ratings. Resistors are identified by color codes or printed values. Diodes have a band indicating the cathode.

Сүрөт 3.1: Жакын пландан view of individual components, highlighting their physical characteristics for identification.
3.2 Башкы Ассамблеянын кадамдары
- Райондук Дизайн: Refer to schematics for the specific voltage regulator circuit you intend to build.
- Компоненттин жайгашуусу: Arrange components on a breadboard or PCB according to your circuit design.
- ширетүү: Securely solder components, ensuring good connections and avoiding short circuits. Pay attention to component polarity (e.g., electrolytic capacitors, diodes, voltage regulators).
- Жылыткычты орнотуу: For TO220 package voltage regulators (e.g., L78xx, LM317), attach appropriate heatsinks using the provided screws and mica insulators to dissipate heat effectively.
- Электр камсыздоо: Connect a suitable DC input power supply. Ensure the input voltage is within the safe operating range of the chosen voltage жөнгө салуучу.
- Сыноо: Before connecting to a load, test the output voltage using a multimeter to confirm correct operation.
4. Иштөө принциптери
Тtage regulators are essential components in electronic circuits, designed to maintain a constant output voltage regardless of fluctuations in the input voltage or changes in the load current. This kit includes both fixed and adjustable voltagд жөнгө салуучулар.
4.1 Fixed Voltage Regulators (e.g., L78xx, L79xx series)
These regulators provide a specific, non-adjustable output voltage (e.g., L7805 provides +5V, L7912 provides -12V). They are simple to use, requiring minimal external components (typically input and output capacitors for stability).
4.2 Adjustable Voltage Regulators (e.g., LM317)
The LM317 allows you to set the output voltage using an external resistor divider network. This provides flexibility for various applications requiring different voltage деңгээли.
4.3 Жылуулук диссипациясы
Тtage regulators dissipate excess power as heat. Proper heatsinking is crucial, especially when there is a large difference between input and output voltage or when drawing significant current. Failure to use heatsinks can lead to overheating and damage to the component.
5. Техникалык тейлөө
The components in this kit are generally maintenance-free. However, proper handling and storage are important for their longevity and performance.
- Сактагыч: Store unused components in their original packaging or in a dry, anti-static environment to prevent damage from moisture or electrostatic discharge.
- Текшерүү: Periodically inspect assembled circuits for loose connections, damaged insulation, or signs of overheating (e.g., discoloration on components or PCBs).
- Тазалоо: If necessary, clean circuit boards with isopropyl alcohol and a soft brush. Ensure the circuit is powered off and completely dry before re-applying power.
6. Кыйынчылыктарды
Эгерде сиздин тtage regulator circuit is not functioning as expected, consider the following troubleshooting steps:
- No Output Voltage:
- Check input power supply: Ensure it is connected and providing the correct voltage.
- Verify component orientation: Diodes, electrolytic capacitors, and voltage regulators are polarity-sensitive. Incorrect orientation will prevent operation.
- Check for short circuits: Inspect all solder joints and traces for unintended connections.
- Component failure: A faulty component could be the cause. Test individual components if possible.
- Туура эмес чыгаруу томtage:
- For adjustable regulators (LM317): Verify the resistor values in the feedback network.
- Томду текшерүүtage drop: Ensure the input voltage is sufficiently higher than the desired output voltage (headroom).
- Load issues: An excessive load current might cause the voltagд түшүрүү.
- Ашыкча ысытуу компоненттери:
- Ensure heatsinks are properly attached to TO220 package regulators.
- Check for excessive current draw from the load.
- Киргизилген томду текшериңизtage is not excessively high, leading to high power dissipation.
7. Техникалык шарттар
This section outlines the general physical and material specifications of the Whadda WCS100 Voltage Regulator Set.
| Спецификация | Нарк |
|---|---|
| Продукциянын өлчөмдөрү | 6 x 2 x 9 дюйм |
| Элемент Салмагы | 11.5 унция |
| Элемент моделинин номери | WCS100 |
| Өндүрүүчүнүн сунуш кылган курагы | 13 жаш жана андан жогору |
| Материал | Plastic (for box) |
| Power Source | Corded Electric (for external power supply, not included) |
8. Кепилдик жана колдоо
For specific warranty information or technical support regarding your Whadda WCS100 Voltage Regulator Set, please refer to the documentation provided with your purchase or contact the retailer or manufacturer directly. Keep your proof of purchase for any warranty claims.



