L4981AD
- Mfr.Part #
- L4981AD
- Manufacturer
- STMicroelectronics
- Package / Case
- 20-SOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- IC PFC CTR AVER CURR 100KHZ 20SO
- Stock
- 68,037
- In Stock :
- 68,037
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- Manufacturer :
- STMicroelectronics
- Product Category :
- PFC (Power Factor Correction)
- Operating Supply Current :
- 12mA
- Base Part Number :
- L4981
- Output Current :
- 1.5A
- Mount :
- Surface Mount
- Input Voltage-Nom :
- 18V
- Nominal Input Voltage :
- 19.5V
- Package / Case :
- 20-SOIC (0.295, 7.50mm Width)
- Pin Count :
- 20
- Max Supply Current :
- 16mA
- Weight :
- 266.712314mg
- JESD-609 Code :
- e4
- Switcher Configuration :
- Single
- Number of Functions :
- 1
- RoHS Status :
- Non-RoHS Compliant
- Height :
- 2.35mm
- ECCN Code :
- EAR99
- Peak Reflow Temperature (Cel) :
- 260
- Terminal Pitch :
- 1.27mm
- Number of Pins :
- 20
- Number of Terminations :
- 20
- Mounting Type :
- Surface Mount
- Voltage - Supply :
- 14.5V~19.5V
- Terminal Form :
- Gull wing
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Terminal Position :
- Dual
- Packaging :
- Tube
- Radiation Hardening :
- No
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Output Voltage :
- 800mV
- Mode :
- Average Current
- Width :
- 7.6mm
- Length :
- 13mm
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Lead Free :
- Lead Free
- Operating Temperature :
- -40°C~125°C
- Number of Outputs :
- 3
- Current - Startup :
- 100μA
- REACH SVHC :
- No SVHC
- Frequency :
- 100kHz
- Control Technique :
- PULSE WIDTH MODULATION
- Lifecycle Status :
- ACTIVE (Last Updated: 7 months ago)
- Factory Lead Time :
- 12 Weeks
- Analog IC - Other Type :
- POWER FACTOR CONTROLLER
- Datasheets
- L4981AD
L4981AD Documents

PFC (Power Factor Correction) STMicroelectronics L4981AD Overview
Introducing the cutting-edge PFC solution from STMicroelectronics, the L4981AD Integrated Circuit. Engineered to perfection, this innovative product sets a new standard in power factor correction technology. Designed with meticulous attention to detail, the L4981AD ensures optimal performance, efficiency, and reliability in various applications.
Featuring advanced current control and operating at a frequency of 100kHz, this IC delivers unparalleled accuracy and stability in power factor correction. Its compact 20SO package makes it suitable for integration into a wide range of electronic devices and systems.
Whether you're designing industrial equipment, consumer electronics, or renewable energy solutions, the PFC STMicroelectronics L4981AD is your ultimate choice for superior power management.
L4981AD Features
- Integrated Power Factor Correction (PFC) Controller
- Average Current Control for Enhanced Efficiency
- Operating Frequency of 100kHz
- Compact 20SO Package for Easy Integration
- Precise and Stable Performance
- Designed for Industrial, Consumer, and Renewable Energy Applications
L4981AD Applications
- Industrial Equipment: Utilize the L4981AD in motor drives, power supplies, and lighting systems to achieve improved power factor and energy efficiency.
- Consumer Electronics: Incorporate this IC into televisions, computers, and home appliances to enhance power quality and reduce harmonic distortion.
- Renewable Energy Solutions: Integrate the L4981AD into solar inverters, wind turbine systems, and battery chargers for optimized energy conversion and grid compatibility.
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