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Can you parallel power supplies?
It is almost always the case that identical supplies are used when connecting them in parallel due to the challenges of efficiently configuring the power supplies. However it is possible to configure supplies in parallel with matching output voltages and non-matching maximum output currents.
What is the difference between constant voltage and constant current?
Constant voltage luminaires require a steady voltage to be supplied from the driver eg 12 or 24 Volts. For these lights the voltage is fixed by the driver but the current may vary. Constant current luminaires require a constant current to be supplied from the driver eg 350mA or 700mA (milli-amps).
Do LEDs need constant voltage?
Constant voltage drivers used in LED lighting applications mainly usually have an output voltage of 12V or 24V DC. The main type of LED lighting that uses constant voltage is LED strip but some LED lamps and LED downlights also require constant voltage so it is important to check.
Can you connect two power supplies in parallel?
Re: Can I connect two power supplies in parallel? In general, yes you can parallel two supplies. How well this works depends on how well they end up sharing the load current. This depends largely on a good match in the output voltage of the supplies.
Do you parallel two constant voltage light bulbs?
If you are using constant-voltage bulbs, then you should parallel any mixed bulbs of the same voltage.
Can You parallel two 12V LEDs in one circuit?
Mixing is fine. You can parallel any light intended for mains voltage. You can parallel any 12V lighting including LED strips of any length. If you are using constant-current bulbs, then you drive them in series, so you only need one constant-current power supply.
How are power supplies connected to each other?
A common topology employed to increase output power is to connect the outputs of two or more supplies in parallel. In this configuration each power supply delivers the required load voltage while connecting the supplies in parallel increases the available load current and thus the available load power.