Ultra-low noise DC voltage regulator circuit , low ripple.

    Using precision voltage reference + high speed op amp + MOS output power Transistor + 15VA Bingzi Sealed transformer

The main purpose:  Upgrade the preamp/DAC/headphone amp and other small current Audio devices power supply.


Works voltage: AC 110V or  AC 220V (for choose)



Output voltage: (we have following kinds for choose)

1: DC3.3V    2A

2: DC5V       1.5A

3: DC6V       1.5A

4: DC9V       1.2A
5: DC12V     1A
6: DC15V     0.83A
7: DC18V     0.75A
8: DC20V     0.7A
9: DC24V     0.6A

we also can custom-make other voltage

Output DC cable: about 0.5M length

Power Polarity: inner"+"   external"-"

DC Head Size: Default Outer diameter  5.5mm,  internal diameter  2.1mm  

box Size: 105*150*55mm  (W*D*H)

Package include:  15W  linear Power supply   X 1
 

                              0.5M (5.5*2.1mm) DC cable    X 1

Default is also not include the AC input power cable. Please prepare by yourself ！！！

The linear power supply possesses several advantages:

1:Low noise: Linear power supplies typically generate lower levels of electrical noise. This makes them suitable for noise-sensitive applications such as audio equipment, measurement instruments, and communication devices.

2:Low output ripple: Linear power supplies employ linear regulators to reduce output ripple and provide a more stable DC voltage output. This is crucial for electronic devices that require a stable power source as it minimizes interference and potential damage to the circuitry.

3: Fast response: Linear power supplies have fast response times, enabling them to quickly adjust the output voltage to accommodate changes in input or load conditions. This makes them suitable for applications that require rapid voltage regulation, such as real-time control systems and sensor applications.

4:Low electromagnetic interference: Due to the operating principles of linear power supplies, they produce minimal electromagnetic interference. This is particularly important for certain sensitive applications as it reduces interference with other electronic devices.