L4981AD Power Factor Corrector Loveminer A1 PSU Repair
Additional details
Shipping fees will be automatically calculated during the checkout process.
Reach out to us via the contact form for further information and assistance.
Couldn't load pickup availability
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.
Technical 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 |
Blog posts
-
Iceriver KS3L Crypto Miner Hash Board Repair Components List
Are you looking to maximize the performance and extend the lifespan of your Iceriver Crypto...
-
Antminer S19k Pro Hashboard Components List Repair Guide
Explore our comprehensive Antminer S19K Pro Repair Guide, designed to aid in hashboard repair and... -
Antminer S19 Hydro HHB28601 Hash Board Components List - Repair Guide
Discover the essential components you need to fix and maintain your Antminer S19 Hydro crypto...
Contact us. We'll get back to you within 24 hours
-
Multifunctional K8 Universal Hash Board and Power Supply Tester for Antminer Whatsminer Innosilicon$284.90 USD$284.90 USD $360.00 USDSale Sold out -
Antminer Hashboard Code Editor EEPROM Programming Tool$99.00 USD$99.00 USDSale Sold out -
Antminer Hydro PSU Cable Reliable Power Connection for APW11 Power Supply S19 T19 S21 Hydro$11.50 USD$11.50 USD $13.90 USDSale Sold out -
K9 ASIC Multifunctional Hashboard and Power Supply Tester Professional Mining Machine Diagnostic and Repair Tool$294.90 USD$294.90 USD $389.00 USDSale Sold out
You might like
-
Multifunctional K8 Universal Hash Board and Power Supply Tester for Antminer Whatsminer Innosilicon$284.90 USD$284.90 USD $360.00 USDSale Sold out
-
Antminer Hashboard Code Editor EEPROM Programming Tool$99.00 USD$99.00 USDSale Sold out
-
Antminer Hydro PSU Cable Reliable Power Connection for APW11 Power Supply S19 T19 S21 Hydro$11.50 USD$11.50 USD $13.90 USDSale Sold out
-
K9 ASIC Multifunctional Hashboard and Power Supply Tester Professional Mining Machine Diagnostic and Repair Tool$294.90 USD$294.90 USD $389.00 USDSale Sold out
- Choosing a selection results in a full page refresh.
- Opens in a new window.