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  • repair your Loveminer A1 power supply with the L4981AD Power Factor Corrector
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L4981AD Power Factor Corrector Loveminer A1 PSU Repair

$1.20 USD
$1.20 USD
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About the Product

L4981AD Power Factor Corrector for A1 PSU Repair

Upgrade and repair your Loveminer A1 power supply with the L4981AD Power Factor Corrector. Designed specifically for Aisen A1 PSUs, this IC offers advanced power factor correction capabilities. With options for fixed frequency (L4981A) or modulated frequency (L4981B) operation, it optimizes the size of the input filter.

Replace Faulty Lovecore A1 Power Supply Parts

The L4981AD includes essential functions such as a power MOSFET gate driver, voltage reference, error amplifier, undervoltage lockout, current sensing, and soft-start. Ensure improved efficiency, reduced line current distortion, and reliable performance with the L4981AD Power Factor Corrector.

 

L4981AD Power Factor Corrector Features:

Feature Description
Power Factor Corrector Type L4981A / L4981B
Power Factor Control Up to 0.99 P.F.
Line Current Distortion <5%
Input Mains Regulation Universal
Average Current Mode PWM Minimum noise sensitivity
Output Type High current bipolar and DMOS TO-TEM pole
Start-Up Current 0.3mA (typical)
Undervoltage Lockout With hysteresis and programmable turn-on threshold
Protection Overvoltage, overcurrent
On-Chip Reference Accuracy 2% (externally provided)
Soft Start Included
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International (outside the US):
Orders ship from China. Depending on your country, local customs authorities may apply import duties or taxes. Any such fees are set by your local authorities and are not included in the product price.

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