Circuits & Schematics Light: led - 9

Subsection: "Light"
  Including:
  Colour Organ   LEDs
Search results: 137 Output: 81-90
  1. .. Q 1 turns on, and current begins to ramp up in inductor L 1 . Figure 1. This circuit produces dazzling intensity in a white LED from very low battery voltages (a). A modification allows even lower battery voltages (b). The maximum, or peak, ...
    20-07-2023
  1. .. It is thus difficult to drive white LEDs that typically have a forward voltage of 3 to 5 V. The ability to flash the LED with a supply voltage as low as 1 V presents additional complications. The circuit in the Figure 1 provides a ...
    26-09-2023
  1. Circuits Supply Light Maxim MAX1685 MAX4162 MAX5035
    .. delivering constant, high-intensity light over as extended a range as possible. Figure 1. This miniature, 1 A, high-power LED driver operates on 3.6 to 6.5 V. Figure 2. Similar to the circuit in Figure 1, this miniature, 1 A, LED driver ...
    20-03-2024
  2. .. LED drivers, using both charge pumps and inductors, are available to boost the 1.2 to 2.4 V available from single- and ...
    18-04-2022
  3. .. reduces. For design purposes we will use the values of V MP and I MP given in the specifications. Resistor current limiter LED lamps are easily available in the market. A typical lamp consists of a pre-assembled array of white LEDs mounted on ...
    23-06-2020
  4. .. board) used for controlling large numbers of LEDs. The Voxel Shield can drive up to 512 LEDs, making it possible to make an LED cube up to 8x8x8 voxels, or an LED screen of 64×8 pixels. Summary: Shift registers used: M74HC595B1R Shift ...
    01-11-2011
  5. .. page after you have made your changes. Here you can see the parts - a PCB, coin cell ( CR2032 ), a coin cell holder, a 3 mm LED (any colour should be fine), a PCB-mount switch, and a resistor. A complete parts list for both projects is ...
    12-12-2007
  6. .. plate with fine sandpaper to diffuse light then cut notches on sides of plate where you plan to install LEDs. Shape of LED should be formed with file to fit into the notch Something like that. You can use hot glue to secure it on place. ...
    22-01-2008
  7. .. as well. (no pictures of that either...) LEDs! 120 of them, to be exact. 60 blue and 60 white. These will light the glass. LED holders. They are made from 1 x 62cm strips of 3 mm plexi. I cut out one hole for each led and one hole for each ...
    20-02-2008
  8. .. controller. A single firefly consists of: ATtiny13 microcontroller, 1k SRAM, 64 bytes RAM Light Dependant Resistor (LDR) LED 2 resistors The circuit is the same as for the Programmable LED. The complete Board Assembling 25 fireflies on a ...
    22-10-2007

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