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    UCC3818A Search Results

    UCC3818A Result Highlights (5)

    Part ECAD Model Manufacturer Description Download Buy
    UCC3818ADR
    Texas Instruments BiCMOS Power Factor Preregulator 16-SOIC 0 to 70 Visit Texas Instruments Buy
    UCC3818AD
    Texas Instruments BiCMOS Power Factor Preregulator 16-SOIC 0 to 70 Visit Texas Instruments Buy
    UCC3818AN
    Texas Instruments BiCMOS Power Factor Preregulator 16-PDIP 0 to 70 Visit Texas Instruments Buy
    UCC3818APW
    Texas Instruments BiCMOS Power Factor Preregulator 16-TSSOP 0 to 70 Visit Texas Instruments Buy
    UCC3818APWR
    Texas Instruments BiCMOS Power Factor Preregulator 16-TSSOP 0 to 70 Visit Texas Instruments Buy

    UCC3818A Datasheets (29)

    Texas Instruments
    Part ECAD Model Manufacturer Description Datasheet Type PDF PDF Size Page count
    UCC3818A
    Texas Instruments BiCMOS Power Factor Preregulator Original PDF 587.83KB 27
    UCC3818AD
    Texas Instruments BiCMOS Power Factor Preregulator Original PDF 600.52KB 29
    UCC3818AD
    Texas Instruments BiCMOS Power Factor Preregulator 16-SOIC 0 to 70 Original PDF 883.92KB 33
    UCC3818AD
    Texas Instruments UCC3818 - BiCMOS Power Factor Preregulator 16-SOIC 0 to 70 Original PDF 965.98KB 32
    UCC3818ADG4
    Texas Instruments BiCMOS Power Factor Preregulator 16-SOIC 0 to 70 Original PDF 883.92KB 33
    UCC3818ADG4
    Texas Instruments UCC3818 - BiCMOS Power Factor Preregulator 16-SOIC 0 to 70 Original PDF 965.98KB 32
    UCC3818ADR
    Texas Instruments BiCMOS Power Factor Preregulator Original PDF 600.52KB 29
    UCC3818ADR
    Texas Instruments BiCMOS Power Factor Preregulator 16-SOIC 0 to 70 Original PDF 883.92KB 33
    UCC3818ADR
    Texas Instruments UCC3818 - BiCMOS Power Factor Preregulator 16-SOIC 0 to 70 Original PDF 965.98KB 32
    UCC3818ADRG4
    Texas Instruments BiCMOS Power Factor Preregulator 16-SOIC 0 to 70 Original PDF 883.92KB 33
    UCC3818ADRG4
    Texas Instruments BiCMOS Power Factor Preregulator Original PDF 603.29KB 29
    UCC3818ADRG4
    Texas Instruments UCC3818 - BiCMOS Power Factor Preregulator 16-SOIC 0 to 70 Original PDF 965.98KB 32
    UCC3818AN
    Texas Instruments BiCMOS Power Factor Preregulator Original PDF 600.52KB 29
    UCC3818AN
    Texas Instruments BiCMOS Power Factor Preregulator 16-PDIP 0 to 70 Original PDF 883.92KB 33
    UCC3818AN
    Texas Instruments UCC3818 - BiCMOS Power Factor Preregulator 16-PDIP 0 to 70 Original PDF 965.98KB 32
    UCC3818ANG4
    Texas Instruments BiCMOS Power Factor Preregulator Original PDF 603.29KB 29
    UCC3818ANG4
    Texas Instruments BiCMOS Power Factor Preregulator 16-PDIP 0 to 70 Original PDF 883.92KB 33
    UCC3818ANG4
    Texas Instruments UCC3818 - BiCMOS Power Factor Preregulator 16-PDIP 0 to 70 Original PDF 965.98KB 32
    UCC3818APW
    Texas Instruments BiCMOS Power Factor Preregulator 16-TSSOP 0 to 70 Original PDF 883.92KB 33
    UCC3818APW
    Texas Instruments BiCMOS Power Factor Preregulator Original PDF 600.52KB 29
    SF Impression Pixel

    UCC3818A Price and Stock

    Select Manufacturer

    Rochester Electronics LLC UCC3818AN

    UCC3818A BICMOS POWER FACTOR PRE
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey () UCC3818AN Bulk 30,195 67
    • 1 -
    • 10 -
    • 100 $4.49
    • 1000 $4.49
    • 10000 $4.49
    Buy Now
    UCC3818AN Bulk 125 67
    • 1 -
    • 10 -
    • 100 $4.49
    • 1000 $4.49
    • 10000 $4.49
    Buy Now

    Rochester Electronics LLC UCC3818APW

    UCC3818A BICMOS POWER FACTOR PRE
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey UCC3818APW Bulk 12,934 77
    • 1 -
    • 10 -
    • 100 $3.89
    • 1000 $3.89
    • 10000 $3.89
    Buy Now

    Texas Instruments UCC3818ADR

    IC PFC CTR AVERAGE 220KHZ 16SOIC
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey () UCC3818ADR Tape & Reel 2,794 2,500
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $2.55
    Buy Now
    UCC3818ADR Digi-Reel 2,794 1
    • 1 $4.64
    • 10 $3.52
    • 100 $2.93
    • 1000 $2.79
    • 10000 $2.79
    Buy Now
    UCC3818ADR Cut Tape 294 1
    • 1 $4.64
    • 10 $3.52
    • 100 $2.93
    • 1000 $2.79
    • 10000 $2.79
    Buy Now
    Mouser Electronics UCC3818ADR 1,863
    • 1 $4.64
    • 10 $3.53
    • 100 $2.94
    • 1000 $2.62
    • 10000 $2.54
    Buy Now
    TME UCC3818ADR 2,500
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $3.05
    Get Quote

    Texas Instruments UCC3818AN

    IC PFC CTR AV CURR 220KHZ 16DIP
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey UCC3818AN Tube 300
    • 1 -
    • 10 -
    • 100 -
    • 1000 $4.21
    • 10000 $4.21
    Buy Now
    Mouser Electronics UCC3818AN 28
    • 1 $6.55
    • 10 $5.20
    • 100 $4.21
    • 1000 $3.92
    • 10000 $3.92
    Buy Now
    Verical () UCC3818AN 11,703 84
    • 1 -
    • 10 -
    • 100 $4.26
    • 1000 $3.81
    • 10000 $3.59
    Buy Now
    UCC3818AN 9,375 84
    • 1 -
    • 10 -
    • 100 $4.26
    • 1000 $3.81
    • 10000 $3.59
    Buy Now
    UCC3818AN 537 84
    • 1 -
    • 10 -
    • 100 $4.26
    • 1000 $3.81
    • 10000 $3.59
    Buy Now
    UCC3818AN 350 84
    • 1 -
    • 10 -
    • 100 $4.26
    • 1000 $3.81
    • 10000 $3.59
    Buy Now
    Rochester Electronics UCC3818AN 30,195 1
    • 1 -
    • 10 -
    • 100 $3.41
    • 1000 $3.05
    • 10000 $2.87
    Buy Now

    Texas Instruments UCC3818AD

    IC PFC CTR AVERAGE 220KHZ 16SOIC
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey UCC3818AD Tube 320
    • 1 -
    • 10 -
    • 100 -
    • 1000 $3.65
    • 10000 $3.65
    Buy Now
    Mouser Electronics UCC3818AD 194
    • 1 $5.80
    • 10 $4.42
    • 100 $4.04
    • 1000 $3.46
    • 10000 $3.46
    Buy Now
    Vyrian UCC3818AD 8,333
    • 1 -
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    • 100 -
    • 1000 -
    • 10000 -
    Get Quote

    UCC3818A Datasheets Context Search

    Catalog Datasheet Type Document Tags PDF

    UC3817

    Abstract: SEM-700 SEM60 SEM700 7490 SLUA196 uc3854 499k SEM-1200 pfc 1kw
    Contextual Info: UCC2817A, UCC2818A UCC3817A, UCC3818A ą SLUS577C − SEPTEMBER, 2003 − REVISED MARCH 2009 BiCMOS POWER FACTOR PREREGULATOR FEATURES D Controls Boost Preregulator to Near-Unity D D D D D D D D D D D D DESCRIPTION The UCC3817A and the UCC3818A family provides all the functions necessary for active


    Original
    UCC2817A, UCC2818A UCC3817A, UCC3818A SLUS577C UCC3817A UCC3818A UC3817 SEM-700 SEM60 SEM700 7490 SLUA196 uc3854 499k SEM-1200 pfc 1kw PDF

    1kw boost PFC

    Contextual Info: UCC2817A, UCC2818A UCC3817A, UCC3818A ą SLUS577A − SEPTEMBER, 2003 − REVISED OCTOBER 2003 BiCMOS POWER FACTOR PREREGULATOR FEATURES D Controls Boost Preregulator to Near-Unity D D D D D D D D D D D DESCRIPTION The UCC3817A and the UCC3818A family provides all the functions necessary for active


    Original
    UCC2817A, UCC2818A UCC3817A, UCC3818A SLUS577A UCC3817A UCC3818A 1kw boost PFC PDF

    UC3817

    Abstract: SEM700
    Contextual Info: UCC2817A, UCC2818A UCC3817A, UCC3818A ą SLUS577C − SEPTEMBER, 2003 − REVISED MARCH 2009 BiCMOS POWER FACTOR PREREGULATOR FEATURES D Controls Boost Preregulator to Near-Unity D D D D D D D D D D D D DESCRIPTION The UCC3817A and the UCC3818A family provides all the functions necessary for active


    Original
    UCC2817A, UCC2818A UCC3817A, UCC3818A SLUS577C UCC3817A UCC3818A UC3817 SEM700 PDF

    uc3854 pwm rectifier

    Contextual Info: UCC2817A, UCC2818A UCC3817A, UCC3818A ą SLUS577C − SEPTEMBER, 2003 − REVISED MARCH 2009 BiCMOS POWER FACTOR PREREGULATOR FEATURES D Controls Boost Preregulator to Near-Unity D D D D D D D D D D D D DESCRIPTION The UCC3817A and the UCC3818A family provides all the functions necessary for active


    Original
    UCC2817A, UCC2818A UCC3817A, UCC3818A SLUS577C UCC3817A UCC3818A uc3854 pwm rectifier PDF

    UC3817

    Abstract: diagram for a 12v 250w power amplifier UCC2817A UCC2818A UCC3817A UCC3818A IRFP450S 500w power amplifier circuit diagram uc3854 uc3854 pwm rectifier
    Contextual Info: UCC2817A, UCC2818A UCC3817A, UCC3818A ą SLUS577B − SEPTEMBER, 2003 − REVISED FEBRUARY 2006 BiCMOS POWER FACTOR PREREGULATOR FEATURES D Controls Boost Preregulator to Near-Unity D D D D D D D D D D D DESCRIPTION The UCC3817A and the UCC3818A family provides all the functions necessary for active


    Original
    UCC2817A, UCC2818A UCC3817A, UCC3818A SLUS577B UCC3817A UCC3818A UC3817 diagram for a 12v 250w power amplifier UCC2817A UCC2818A IRFP450S 500w power amplifier circuit diagram uc3854 uc3854 pwm rectifier PDF

    Contextual Info: UCC2817A, UCC2818A UCC3817A, UCC3818A ą SLUS577C − SEPTEMBER, 2003 − REVISED MARCH 2009 BiCMOS POWER FACTOR PREREGULATOR FEATURES D Controls Boost Preregulator to Near-Unity D D D D D D D D D D D D DESCRIPTION The UCC3817A and the UCC3818A family provides all the functions necessary for active


    Original
    UCC2817A, UCC2818A UCC3817A, UCC3818A SLUS577C UCC3817A UCC3818A PDF

    500w power amplifier circuit diagram uc3854

    Abstract: SEM-1000 UC3854 for PFC SEM-700
    Contextual Info: UCC2817A, UCC2818A UCC3817A, UCC3818A ą SLUS577C − SEPTEMBER, 2003 − REVISED MARCH 2009 BiCMOS POWER FACTOR PREREGULATOR FEATURES D Controls Boost Preregulator to Near-Unity D D D D D D D D D D D D DESCRIPTION The UCC3817A and the UCC3818A family provides all the functions necessary for active


    Original
    UCC2817A, UCC2818A UCC3817A, UCC3818A SLUS577C UCC3817A UCC3818A 500w power amplifier circuit diagram uc3854 SEM-1000 UC3854 for PFC SEM-700 PDF

    UC3817

    Abstract: 500w audio amplifier circuit diagram IC 7490 pin configuration diagram SEM-700 of IC 7490 7490 500w power amplifier circuit diagram uc3854 SEM700 SLUS577b SLUA196
    Contextual Info: UCC2817A, UCC2818A UCC3817A, UCC3818A ą SLUS577B − SEPTEMBER, 2003 − REVISED FEBRUARY 2006 BiCMOS POWER FACTOR PREREGULATOR FEATURES D Controls Boost Preregulator to Near-Unity D D D D D D D D D D D DESCRIPTION The UCC3817A and the UCC3818A family provides all the functions necessary for active


    Original
    UCC2817A, UCC2818A UCC3817A, UCC3818A SLUS577B UCC3817A UCC3818A UC3817 500w audio amplifier circuit diagram IC 7490 pin configuration diagram SEM-700 of IC 7490 7490 500w power amplifier circuit diagram uc3854 SEM700 SLUA196 PDF

    Contextual Info: UCC2817A, UCC2818A UCC3817A, UCC3818A ą SLUS577C − SEPTEMBER, 2003 − REVISED MARCH 2009 BiCMOS POWER FACTOR PREREGULATOR FEATURES D Controls Boost Preregulator to Near-Unity D D D D D D D D D D D D DESCRIPTION The UCC3817A and the UCC3818A family provides all the functions necessary for active


    Original
    UCC2817A, UCC2818A UCC3817A, UCC3818A SLUS577C UCC3817A UCC3818A PDF

    12v dc to 220 ac ct transformer 500w

    Abstract: Power Factor Correction with the UC3854 3817a
    Contextual Info: UCC2817A, UCC2818A UCC3817A, UCC3818A ą SLUS577A − SEPTEMBER, 2003 − REVISED OCTOBER 2003 BiCMOS POWER FACTOR PREREGULATOR FEATURES D Controls Boost Preregulator to Near-Unity D D D D D D D D D D D DESCRIPTION The UCC3817A and the UCC3818A family provides all the functions necessary for active


    Original
    UCC2817A, UCC2818A UCC3817A, UCC3818A SLUS577A UCC3817A UCC3818A slua253 DN-66 UC3854A/B 12v dc to 220 ac ct transformer 500w Power Factor Correction with the UC3854 3817a PDF

    Contextual Info: UCC2817A, UCC2818A UCC3817A, UCC3818A ą SLUS577C − SEPTEMBER, 2003 − REVISED MARCH 2009 BiCMOS POWER FACTOR PREREGULATOR FEATURES D Controls Boost Preregulator to Near-Unity D D D D D D D D D D D D DESCRIPTION The UCC3817A and the UCC3818A family provides all the functions necessary for active


    Original
    UCC2817A, UCC2818A UCC3817A, UCC3818A SLUS577C UCC3817A UCC3818A PDF

    500w audio amplifier circuit diagram

    Abstract: 7490 SLUA196 Power Factor Correction with the UC3854 pfc 1kw
    Contextual Info: UCC2817A, UCC2818A UCC3817A, UCC3818A ą SLUS577B − SEPTEMBER, 2003 − REVISED FEBRUARY 2006 BiCMOS POWER FACTOR PREREGULATOR FEATURES D Controls Boost Preregulator to Near-Unity D D D D D D D D D D D DESCRIPTION The UCC3817A and the UCC3818A family provides all the functions necessary for active


    Original
    UCC2817A, UCC2818A UCC3817A, UCC3818A SLUS577B UCC3817A UCC3818A 500w audio amplifier circuit diagram 7490 SLUA196 Power Factor Correction with the UC3854 pfc 1kw PDF

    SEM60

    Contextual Info: UCC2817A, UCC2818A UCC3817A, UCC3818A ą SLUS577C − SEPTEMBER, 2003 − REVISED MARCH 2009 BiCMOS POWER FACTOR PREREGULATOR FEATURES D Controls Boost Preregulator to Near-Unity D D D D D D D D D D D D DESCRIPTION The UCC3817A and the UCC3818A family provides all the functions necessary for active


    Original
    UCC2817A, UCC2818A UCC3817A, UCC3818A SLUS577C UCC3817A UCC3818A SEM60 PDF

    Power Factor Correction with the UC3854

    Contextual Info: UCC2817A, UCC2818A UCC3817A, UCC3818A ą SLUS577A − SEPTEMBER, 2003 − REVISED OCTOBER 2003 BiCMOS POWER FACTOR PREREGULATOR FEATURES D Controls Boost Preregulator to Near-Unity D D D D D D D D D D D DESCRIPTION The UCC3817A and the UCC3818A family provides all the functions necessary for active


    Original
    UCC2817A, UCC2818A UCC3817A, UCC3818A SLUS577A UCC3817A UCC3818A Power Factor Correction with the UC3854 PDF

    500w power amplifier circuit diagram uc3854

    Contextual Info: UCC2817A, UCC2818A UCC3817A, UCC3818A ą SLUS577C − SEPTEMBER, 2003 − REVISED MARCH 2009 BiCMOS POWER FACTOR PREREGULATOR FEATURES D Controls Boost Preregulator to Near-Unity D D D D D D D D D D D D DESCRIPTION The UCC3817A and the UCC3818A family provides all the functions necessary for active


    Original
    UCC2817A, UCC2818A UCC3817A, UCC3818A SLUS577C UCC3817A UCC3818A 500w power amplifier circuit diagram uc3854 PDF

    UC3817

    Abstract: IC SEM 2004 SLUA294 UCC38050 UCC2817A UCC2818A UCC3817A UCC3818A 500w power rf linear amplifier circuit diagram SEM1000
    Contextual Info: UCC2817A, UCC2818A UCC3817A, UCC3818A ą SLUS577A − SEPTEMBER, 2003 − REVISED OCTOBER 2003 BiCMOS POWER FACTOR PREREGULATOR FEATURES D Controls Boost Preregulator to Near-Unity D D D D D D D D D D D DESCRIPTION The UCC3817A and the UCC3818A family provides all the functions necessary for active


    Original
    UCC2817A, UCC2818A UCC3817A, UCC3818A SLUS577A UCC3817A UCC3818A UC3817 IC SEM 2004 SLUA294 UCC38050 UCC2817A UCC2818A 500w power rf linear amplifier circuit diagram SEM1000 PDF

    SEM-700

    Abstract: UC3817 500w power amplifier circuit diagram uc3854 SEM700 pfc 1kw
    Contextual Info: UCC2817A, UCC2818A UCC3817A, UCC3818A ą SLUS577B − SEPTEMBER, 2003 − REVISED FEBRUARY 2006 BiCMOS POWER FACTOR PREREGULATOR FEATURES D Controls Boost Preregulator to Near-Unity D D D D D D D D D D D DESCRIPTION The UCC3817A and the UCC3818A family provides all the functions necessary for active


    Original
    UCC2817A, UCC2818A UCC3817A, UCC3818A SLUS577B UCC3817A UCC3818A SEM-700 UC3817 500w power amplifier circuit diagram uc3854 SEM700 pfc 1kw PDF

    SEM-700

    Contextual Info: UCC2817A, UCC2818A UCC3817A, UCC3818A ą SLUS577B − SEPTEMBER, 2003 − REVISED FEBRUARY 2006 BiCMOS POWER FACTOR PREREGULATOR FEATURES D Controls Boost Preregulator to Near-Unity D D D D D D D D D D D DESCRIPTION The UCC3817A and the UCC3818A family provides all the functions necessary for active


    Original
    UCC2817A, UCC2818A UCC3817A, UCC3818A SLUS577B UCC3817A UCC3818A SEM-700 PDF

    Contextual Info: UCC2817A, UCC2818A UCC3817A, UCC3818A ą SLUS577B − SEPTEMBER, 2003 − REVISED FEBRUARY 2006 BiCMOS POWER FACTOR PREREGULATOR FEATURES D Controls Boost Preregulator to Near-Unity D D D D D D D D D D D DESCRIPTION The UCC3817A and the UCC3818A family provides all the functions necessary for active


    Original
    UCC2817A, UCC2818A UCC3817A, UCC3818A SLUS577B UCC3817A UCC3818A PDF

    500w power amplifier circuit diagram uc3854

    Abstract: UCC2817A UCC2818A UCC3817A UCC3818A UC3817 UCC3819 12v to Amplifier 200w gain SEM-700
    Contextual Info: UCC2817A, UCC2818A UCC3817A, UCC3818A ą SLUS577B − SEPTEMBER, 2003 − REVISED FEBRUARY 2006 BiCMOS POWER FACTOR PREREGULATOR FEATURES D Controls Boost Preregulator to Near-Unity D D D D D D D D D D D DESCRIPTION The UCC3817A and the UCC3818A family provides all the functions necessary for active


    Original
    UCC2817A, UCC2818A UCC3817A, UCC3818A SLUS577B UCC3817A UCC3818A 500w power amplifier circuit diagram uc3854 UCC2817A UCC2818A UC3817 UCC3819 12v to Amplifier 200w gain SEM-700 PDF

    schematic diagram atx Power supply 500w

    Abstract: pioneer PAL 012A 1000w inverter PURE SINE WAVE schematic diagram 600va numeric ups circuit diagrams winbond bios 25064 TLE 9180 infineon smsc MEC 1300 nu TBE schematic diagram inverter 2000w DK55 circuit diagram of luminous 600va UPS
    Contextual Info: QUICK INDEX NEW IN THIS ISSUE! Detailed Index - See Pages 3-24 Digital Signal Processors, iCoupler , iMEMS® and iSensor . . . . . 805, 2707, 2768-2769 Connectors, Cable Assemblies, IC Sockets . . . . . . . . . . . 28-568 RF Connectors . . . . . . . . . . . . . . . . . . . . . . Pages 454-455


    Original
    P462-ND P463-ND LNG295LFCP2U LNG395MFTP5U US2011) schematic diagram atx Power supply 500w pioneer PAL 012A 1000w inverter PURE SINE WAVE schematic diagram 600va numeric ups circuit diagrams winbond bios 25064 TLE 9180 infineon smsc MEC 1300 nu TBE schematic diagram inverter 2000w DK55 circuit diagram of luminous 600va UPS PDF

    220v AC voltage stabilizer schematic diagram

    Abstract: LG color tv Circuit Diagram tda 9370 1000w inverter PURE SINE WAVE schematic diagram schematic diagram atx Power supply 500w TV SHARP IC TDA 9381 PS circuit diagram wireless spy camera 9744 mini mainboard v1.2 sony 279-87 transistor E 13005-2 superpro lx
    Contextual Info: QUICK INDEX NEW IN THIS ISSUE! Detailed Index - See Pages 3-24 AD9272 Analog Front End, iMEMS Accelerometers & Gyroscopes . . . . . . 782, 2583 Connectors, Cable Assemblies, IC Sockets . . . . . . . . . . . 28-528 Acceleration and Pressure Sensors . . . . . . . . . . . . . . . . . . . . . . . . . . Page 2585


    Original
    AD9272 P462-ND LNG295LFCP2U P463-ND LNG395MFTP5U 220v AC voltage stabilizer schematic diagram LG color tv Circuit Diagram tda 9370 1000w inverter PURE SINE WAVE schematic diagram schematic diagram atx Power supply 500w TV SHARP IC TDA 9381 PS circuit diagram wireless spy camera 9744 mini mainboard v1.2 sony 279-87 transistor E 13005-2 superpro lx PDF

    800w power amplifier circuit diagram with protect

    Abstract: buck converter with pic controller buck pfc design of mosfet based power supply UCC2894 international rectifier power mosfets catalog multiphase DC-DC convertor TPS40071 UCC2897 "power sourcing equipment" TSSOP-16
    Contextual Info: R An Analog Product Catalog ➔ Inside Power Supply Control Secondary-Side Synchronous Buck PWM Controller.2 Interleaved Converter .2 Current Mode PWM Controllers .3 Advanced PFC/PWM Combination


    Original
    SLUM023 800w power amplifier circuit diagram with protect buck converter with pic controller buck pfc design of mosfet based power supply UCC2894 international rectifier power mosfets catalog multiphase DC-DC convertor TPS40071 UCC2897 "power sourcing equipment" TSSOP-16 PDF