Circuits & Schematics: power supply

1. Negative Linear Regulator Features 0.8 µV RMS Noise and 74 dB Power Supply Rejection Ratio at 1 MHz
   Molly Zhu
   Circuits Supply Analog Devices LT3015 LT3090 LT3094 LT8582
   .. and frequency synthesizers (PLLs/VCOs) challenge conventional LDO regulators to produce ultralow output noise and ultrahigh power supply ripple rejection (PSRR). For instance, when powering a sensor, the supply noise directly affects the ...
   Jan 13, 2020

2. Use a Current Mirror to Control a Power Supply
   Giovanni Romeo
   Circuits Analogue Design Supply NXP BCV61
   .. a power supply is a necessary task in many applications, such as in battery chargers, solar power controllers, and so ...
   Jan 14, 2020

3. Power supply +4.25 - 20V/15A and +1.25V - 12V/3A is based on application of National Semiconductor 3 voltage regulators LM338
   Circuits Supply National Semiconductor LM338
   .. this and heatsink]. The voltage regulation in the output becomes with the trimmer TR2. All the circuit is supplied from power transformer bigger than 450VA. The manufacture of circuit should become in suitable dimension box that should ...
   Apr 10, 2005
4. Electronic kit 2 x 35 W (RMS) Hybrid Stereo Power Amplifier with Power Supply (solder kit)
   Circuits Audio CK290
   .. complete high quality, low noise stereo audio power amplifier is based around the Hybrid Integrated Circuit STK4432 manufactured by Sanyo. The circuit incorporates ...
   .. and has a maximum music output power of 55 W per channel (35 W per channel RMS). The circuit incorporates an on board power supply; therefore, only an appropriate transformer is required to power the circuit. Specifications: Supply voltage: ...
   Aug 19, 2007
5. Power Supply 2-7 V / 6-8 A by 723 and 7812
   Circuits Supply
   .. In this 2-7 V power supply circuit, for our purpose, we chose IC 723 instead of a three pin voltage regulator for-why we find it ...
   Nov 10, 2008
6. Uninterruptible Alarm Power Supply
   Circuits Security Supply Power
   .. this power supply was designed for the Modular Burglar Alarm - it has other applications. It provides an output of 12 V at ...
   Mar 24, 2008
7. Programmable Current Source Requires No Power Supply
   Circuits Supply LM317
   .. labs are usually equipped with various power supplies, voltmeters, function generators, and oscilloscopes. One piece of equipment missing from many such ...
   .. setting of the switch. The circuit operates as follows: Assume that the red terminal in Figure 1 connects to a 5 V power supply and that the black terminal connects to the power supply’s ground. Assume that the middle digit ...
   Sep 14, 2008
8. A Balanced Power Supply For Mixed Analog-Digital Circuits
   Circuits Supply Power
   .. plug transformer low wattage linear power supplies (hereinafter known as WallWarts) are available cheaply ,as surplus, from various online electronics ...
   .. platforms for all sorts of useful power supplies. A $1 three terminal regulator and 3 capacitors will make a nice DC power supply. But for analog instrumentation and mixed analog-digital circuits it’s often much easier to design and ...
   Feb 16, 2009
9. TinyUPS - Uninterruptible Power Supply based on ATtiny13A
   Stefan Wagner
   Circuits Arduino Supply
   .. TinyUPS is a simple 5 V/2.5 A uninterruptible power supply with a li-ion battery as a buffer, a load sharing power path management system and an ATtiny13 for ...
   Aug 12, 2020
10. Redundant power-supply diode features fanless passive cooling
    Circuits Supply Power
    .. Gomez-Ibanez Woods Hole Oceanographic Institution A Schottky diode is an excellent way to connect multiple batteries or dc power supplies to a load. With a forward-biased “or” diode between each supply and the load, faults are ...
    Mar 15, 2010

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