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DC Power Supplies: Essential for Providing Stable Direct Current

  1. Purpose of DC Power Supplies:

    • Convert alternating current (AC) from the power grid to direct current (DC) used by electronic devices.
    • Provide a stable and regulated DC output voltage.
  2. Types of DC Power Supplies:

    • Linear Power Supplies: Offer low noise and ripple but are less efficient and bulkier.
    • Switching Power Supplies: More efficient and compact but can introduce more electrical noise.
  3. Applications:

    • Widely used in laboratory environments, electronics testing, and charging devices.
    • Essential for powering computers, telecommunications equipment, and industrial machinery.
  4. Adjustable Power Supplies:

    • Allow users to vary output voltage and current as per the requirements of the device being powered.
  5. Fixed Power Supplies:

    • Provide a constant, predetermined voltage and current.
  6. Key Features:

    • Overload protection, short circuit protection, and thermal shutdown for safety.
    • LED indicators and digital displays for monitoring voltage and current output.
  7. Mounting Styles:

    • Available in benchtop, rack-mount, and modular formats for different workspace needs.
  8. Cooling Mechanisms:

    • Use fans or heat sinks to manage heat generated during operation.
  9. Connectivity:

    • Options for remote control and monitoring, such as USB, Ethernet, or wireless connections in advanced models.

DC power supplies are fundamental in ensuring the proper functioning of a wide range of DC-powered devices, providing reliable and consistent power in various settings.

24 VDC 500mA Switching Power Supply
SAVE $10.82
24 VDC 500mA Switching Power Supply
$32.48 $43.30
SAVE 25%
3-12V DC Selectable Universal Regulated AC / DC Power Supply
9 Volt 0.6 Amp Regulated Power Adapter
SAVE $2.10
9 Volt 0.6 Amp Regulated Power Adapter
$10.89 $12.99
SAVE 16%
12 Volt DC 2A AC Adapter
SAVE $4.40
12 Volt DC 2A AC Adapter
$16.39 $20.79
SAVE 21%
Switching 12VDC 2.2A w/Screw Terminals
SAVE $3.64
Switching 12VDC 2.2A w/Screw Terminals
$36.35 $39.99
SAVE 9%
12V DC AC/DC Switching Power Supply - 1 Amp
SAVE $2.00
12V DC AC/DC Switching Power Supply - 1 Amp
$11.29 $13.29
SAVE 15%
9 VDC 1.7A Horizontal Plug-In Tranformer
9 VDC 1.7A Horizontal Plug-In Tranformer
$19.50
500MA 15VDC CENT+ 2.1MM DC Adaptor
SAVE $1.02
500MA 15VDC CENT+ 2.1MM DC Adaptor
$9.16 $10.18
SAVE 10%
Universal Regulated Switching Power Supply 1700mA
5V 3A DC Regulated Power Supply
5V 3A DC Regulated Power Supply
$24.00
3-15 VDC 2A Var. Power Supply
3-15 VDC 2A Var. Power Supply
$33.39