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    L4981A Price and Stock

    STMicroelectronics L4981AD

    IC PFC CTR AVER CURR 100KHZ 20SO
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    STMicroelectronics L4981A

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    STMicroelectronics E-L4981A

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    STMicroelectronics E-L4981AD

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    STMicroelectronics EVAL4981A

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    L4981A Datasheets (14)

    Part ECAD Model Manufacturer Description Curated Datasheet Type PDF
    L4981A STMicroelectronics POWER FACTOR CORRECTOR Original PDF
    L4981A STMicroelectronics POWER FACTOR CORRECTOR Original PDF
    L4981A STMicroelectronics POWER FACTOR CORRECTOR Original PDF
    L4981A STMicroelectronics POWER FACTOR CORRECTOR Original PDF
    L4981A STMicroelectronics POWER FACTOR CORRECTOR Scan PDF
    L4981A STMicroelectronics POWER FACTOR CORRECTOR Scan PDF
    L4981AD STMicroelectronics POWER FACTOR CORRECTOR Original PDF
    L4981AD STMicroelectronics POWER FACTOR CORRECTOR Original PDF
    L4981AD STMicroelectronics POWER FACTOR CORRECTOR Original PDF
    L4981AD STMicroelectronics POWER FACTOR CORRECTOR Original PDF
    L4981AD STMicroelectronics POWER FACTOR CORRECTOR Scan PDF
    L4981AD STMicroelectronics POWER FACTOR CORRECTOR Scan PDF
    L4981AD013TR STMicroelectronics Power Factor, Very High Power Factor up to 0.99, SOIC, 20-Pin, Tape and Reel Original PDF
    L4981AD013TR STMicroelectronics POWER FACTOR CORRECTOR Original PDF

    L4981A Datasheets Context Search

    Catalog Datasheet MFG & Type PDF Document Tags

    stm12nm50

    Abstract: DZW06-48 200w power amplifier PCB layout NTC 15 l4981a 5tta5060 5.3V zener dzw*06 l4981 AN628 dzw06
    Text: L4981A L4981B POWER FACTOR CORRECTOR CONTROL BOOST PWM UP TO 0.99P.F. LIMIT LINE CURRENT DISTORTION TO < 5% UNIVERSAL INPUT MAINS FEED FORWARD LINE AND LOAD REGULATION AVERAGE CURRENT MODE PWM FOR MINIMUM NOISE SENSITIVITY HIGH CURRENT BIPOLAR AND DMOS TOTEM POLE OUTPUT


    Original     		PDF L4981A L4981B L4981 DIP20 stm12nm50 DZW06-48 200w power amplifier PCB layout NTC 15 l4981a 5tta5060 5.3V zener dzw*06 l4981 AN628 dzw06

    AN826

    Abstract: L4981A power factor 250W
    Text: L4981A 250W High Power Factor Supply for TV - AN826 Appl. Note 183mm 149mm Serigraphy L4981A 250W High Power Factor Supply for TV - AN826 Appl. Note Comp. Layer


    Original     		PDF L4981A AN826 183mm 149mm L4981A power factor 250W

    L4981A APPLICATION NOTES

    Abstract: L4981A L4981B 3kw pfc L4981 PFC 3kw DIP20 L4981X L4981XD SO20
    Text: L4981A L4981B POWER FACTOR CORRECTOR ADVANCE DATA CONTROL BOOST PWM UP TO 0.99P.F. LIMIT LINE CURRENT DISTORTION TO < 5% UNIVERSAL INPUT MAINS FEED FORWARD LINE AND LOAD REGULATION AVERAGE CURRENT MODE PWM FOR MINIMUM NOISE SENSITIVITY HIGH CURRENT BIPOLAR AND DMOS TOTEM POLE OUTPUT


    Original     		PDF L4981A L4981B L4981 L4981A APPLICATION NOTES L4981A L4981B 3kw pfc PFC 3kw DIP20 L4981X L4981XD SO20

    schematic diagram power inverter 1500w

    Abstract: schematic diagram inverter 1500w dc to ac inverter 1500w circuit diagram 1500w inverter simple circuit KPBC2504 graetz diode bridge diagram inverter 1500w 220uF, 25V STE36N50-DK 220 ac INVERTER without transformer
    Text: APPLICATION NOTE 1500W - 440V POWER FACTOR CORRECTOR PREREGULATOR fective solution in terms of layout and power dissipation. The output stage of the L4981A/B is capable of driving directly the module without the aid of a buffer stage. The L4981A controller is


    Original     		PDF 220Vac 50/60Hz) 440Vdc L4981A/B L4981A schematic diagram power inverter 1500w schematic diagram inverter 1500w dc to ac inverter 1500w circuit diagram 1500w inverter simple circuit KPBC2504 graetz diode bridge diagram inverter 1500w 220uF, 25V STE36N50-DK 220 ac INVERTER without transformer

    diode byt 11600

    Abstract: diode P600M DC B1ET3411A L4981A STTA5 C12 IC GATE 5L 3kw pfc DIP20 100uF 400V capacitor L4981X
    Text: L4981A L4981B  POWER FACTOR CORRECTOR CONTROL BOOST PWM UP TO 0.99P.F. LIMIT LINE CURRENT DISTORTION TO < 5% UNIVERSAL INPUT MAINS FEED FORWARD LINE AND LOAD REGULATION AVERAGE CURRENT MODE PWM FOR MINIMUM NOISE SENSITIVITY HIGH CURRENT BIPOLAR AND DMOS TOTEM POLE OUTPUT


    Original     		PDF L4981A L4981B L4981 DIP20 diode byt 11600 diode P600M DC B1ET3411A L4981A STTA5 C12 IC GATE 5L 3kw pfc DIP20 100uF 400V capacitor L4981X

    L4981A

    Abstract: larcet DIP20 L4981 L4981B L4981X L4981XD SO20 501 200w 3kw pfc
    Text: L4981A L4981B POWER FACTOR CORRECTOR ADVANCE DATA CONTROL BOOST PWM UP TO 0.99P.F. LIMIT LINE CURRENT DISTORTION TO < 5% UNIVERSAL INPUT MAINS FEED FORWARD LINE AND LOAD REGULATION AVERAGE CURRENT MODE PWM FOR MINIMUM NOISE SENSITIVITY HIGH CURRENT BIPOLAR AND DMOS TOTEM POLE OUTPUT


    Original     		PDF L4981A L4981B L4981 L4981A larcet DIP20 L4981B L4981X L4981XD SO20 501 200w 3kw pfc

    PFC 3kw

    Abstract: L4981A 3kw pfc L4981B L4981XD L4981 PFC L4981A APPLICATION NOTES DIP20 L4981 L4981X
    Text: L4981A L4981B POWER FACTOR CORRECTOR CONTROL BOOST PWM UP TO 0.99P.F. LIMIT LINE CURRENT DISTORTION TO < 5% UNIVERSAL INPUT MAINS FEED FORWARD LINE AND LOAD REGULATION AVERAGE CURRENT MODE PWM FOR MINIMUM NOISE SENSITIVITY HIGH CURRENT BIPOLAR AND DMOS TOTEM POLE OUTPUT


    Original     		PDF L4981A L4981B L4981 PFC 3kw L4981A 3kw pfc L4981B L4981XD L4981 PFC L4981A APPLICATION NOTES DIP20 L4981X

    boost uc3842 application note

    Abstract: uc3842 power factor uc3842 application circuit uc3842 uc3842 smps uc3842 application note boost with uc3842 UC3842 boost L4981A uc3842 application
    Text: AN832 APPLICATION NOTE L4981A SYNCHRONIZATION by C. Adragna Devices Description In most of SMPS using power factor correction, the convertion is accomplished with a PFC stage, in boost topology, that delivers a preregulated DC voltage to a downstream section. This provides the regulated final DC


    Original     		PDF AN832 L4981A pin16 boost uc3842 application note uc3842 power factor uc3842 application circuit uc3842 uc3842 smps uc3842 application note boost with uc3842 UC3842 boost uc3842 application

    ETD4916A

    Abstract: STK2N50 ferrite core geometry diode BYW 200 500watts amplifier pcb layout 3kw pfc using l4981 application note r4849-a 0.5mh l4981 AN628 400W pwm smps schematic Philips Electrolytic Capacitor 824k 400v
    Text: APPLICATION NOTE A 500W HIGH POWER FACTOR WITH THE L4981A CONTINUOUS MODE IC The widespread use of passive AC/DC off-line converters causes low power factor and high line current harmonic distortion. To reduce these phenomena and to comply with relevant regulatory


    Original     		PDF L4981A L4981A ETD4916A STK2N50 ferrite core geometry diode BYW 200 500watts amplifier pcb layout 3kw pfc using l4981 application note r4849-a 0.5mh l4981 AN628 400W pwm smps schematic Philips Electrolytic Capacitor 824k 400v

    L4981A

    Abstract: uc3842 boost uc3842 application note UC3842 SGS uc3842 boost uc3842 power factor uc3842 smps L4990 uc3842 application circuit uc3842 application note
    Text: APPLICATION NOTE L4981A SYNCHRONIZATION by C. Adragna In most of SMPS using power factor correction, the convertion is accomplished with a PFC stage, in boost topology, that delivers a preregulated DC voltage to a downstream section. This provides the regulated final DC buses, ensuring also the galvanic insulation from the mains.


    Original     		PDF L4981A pin16 uc3842 boost uc3842 application note UC3842 SGS uc3842 boost uc3842 power factor uc3842 smps L4990 uc3842 application circuit uc3842 application note

    diode P600M DC

    Abstract: B1ET3411A 3kw pfc L4981A DIP20 L4981 L4981B L4981X L4981XD SO20
    Text: L4981A L4981B POWER FACTOR CORRECTOR CONTROL BOOST PWM UP TO 0.99P.F. LIMIT LINE CURRENT DISTORTION TO < 5% UNIVERSAL INPUT MAINS FEED FORWARD LINE AND LOAD REGULATION AVERAGE CURRENT MODE PWM FOR MINIMUM NOISE SENSITIVITY HIGH CURRENT BIPOLAR AND DMOS TOTEM POLE OUTPUT


    Original     		PDF L4981A L4981B L4981 diode P600M DC B1ET3411A 3kw pfc L4981A DIP20 L4981B L4981X L4981XD SO20

    uc3842

    Abstract: boost uc3842 application note uc3842 application circuit uc3842 power factor UC3842 boost L4981A 1N4148 L4990
    Text: APPLICATION NOTE L4981A SYNCHRONIZATION by C. Adragna Let us take into consideration how to interface the L4981A with other PWM controllers each requiring different interconnections. The devices that have been considered in the following examples are the L4990 PWM primary


    Original     		PDF L4981A L4990 theUC3842 L4990 uc3842 boost uc3842 application note uc3842 application circuit uc3842 power factor UC3842 boost 1N4148

    500 WATT smps

    Abstract: smps 800W siemens zener diode 100V DO-35 integrated byw100 smps 500w 5V 2 PHASE 220V AC to 220V DC regulated switching ETD-39 3kw smps pfc l4981 AN628 3kw pfc
    Text: APPLICATION NOTE A 500W HIGH POWER FACTOR WITH THE L4981A CONTINUOUS MODE IC The widespread use of passive AC/DC off-line converters causes low power factor and high line current harmonic distortion. To reduce these phenomena and to comply with relevant regulatory


    Original     		PDF L4981A L4981A 500 WATT smps smps 800W siemens zener diode 100V DO-35 integrated byw100 smps 500w 5V 2 PHASE 220V AC to 220V DC regulated switching ETD-39 3kw smps pfc l4981 AN628 3kw pfc

    boost uc3842 application note

    Abstract: boost with uc3842 L4990
    Text: APPLICATION NOTE L4981A SYNCHRONIZATION In most of SMPS using power factor correction, the convertion is accomplished with a PFC stage, in boost topology, that delivers a preregulated DC voltage to a downstream section. This provides the regulated final DC buses, ensuring also the galvanic insulation from the mains.


    Original     		PDF L4981A datasheetpin16 boost uc3842 application note boost with uc3842 L4990

    schematic diagram power inverter 1500w

    Abstract: ste30na50-DK KPBC2504 schematic diagram inverter 1500w dc to ac inverter 1500w circuit diagram diagram inverter 1500w graetz diode bridge schematic diagram inverter 1500w USING MOSFET 1500w inverter simple circuit kpbc25
    Text: APPLICATION NOTE 1500W - 440V POWER FACTOR CORRECTOR PREREGULATOR fective solution in terms of layout and power dissipation. The output stage of the L4981A/B is capable of driving directly the module without the aid of a buffer stage. The L4981A controller is


    Original     		PDF L4981A/B L4981A schematic diagram power inverter 1500w ste30na50-DK KPBC2504 schematic diagram inverter 1500w dc to ac inverter 1500w circuit diagram diagram inverter 1500w graetz diode bridge schematic diagram inverter 1500w USING MOSFET 1500w inverter simple circuit kpbc25

    dzw*06

    Abstract: stm12nm50 200w power amplifier PCB layout L4981A 5tta5060 DZW06-48 220uF 450v D93IN029C l4981 AN628 L4981
    Text: L4981A L4981B  POWER FACTOR CORRECTOR CONTROL BOOST PWM UP TO 0.99P.F. LIMIT LINE CURRENT DISTORTION TO < 5% UNIVERSAL INPUT MAINS FEED FORWARD LINE AND LOAD REGULATION AVERAGE CURRENT MODE PWM FOR MINIMUM NOISE SENSITIVITY HIGH CURRENT BIPOLAR AND DMOS TOTEM POLE OUTPUT


    Original     		PDF L4981A L4981B L4981 DIP20 dzw*06 stm12nm50 200w power amplifier PCB layout L4981A 5tta5060 DZW06-48 220uF 450v D93IN029C l4981 AN628

    schematic diagram power inverter 1500w

    Abstract: graetz bridge Graetz 3 phase inverter schematic diagram schematic diagram inverter 1500w ste30na50-DK graetz diode bridge L4981A SCHEMATIC DIAGRAM OF POWER factor corrector ste30na50
    Text: APPLICATION NOTE 1500W - 440V POWER FACTOR CORRECTOR PREREGULATOR fective solution in terms of layout and power dissipation. The output stage of the L4981A/B is capable of driving directly the module without the aid of a buffer stage. The L4981A controller is


    Original     		PDF L4981A/B L4981A schematic diagram power inverter 1500w graetz bridge Graetz 3 phase inverter schematic diagram schematic diagram inverter 1500w ste30na50-DK graetz diode bridge SCHEMATIC DIAGRAM OF POWER factor corrector ste30na50

    3kw smps pfc

    Abstract: 3kw half bridge smps 12v to Amplifier 200w circuit diagrams irf740 pins connections pwm power MOSFET IRF740 driver circuit PFC 3kw 3kw pfc L4981A 12v to Amplifier 200w gain L4981
    Text: L4981A L4981B POWER FACTOR CORRECTOR ADVANCE DATA CONTROL BOOST PWM UP TO 0.99P.F. LIMIT LINE CURRENT DISTORTION TO < 5% UNIVERSAL INPUT MAINS FEED FORWARD LINE AND LOAD REGULATION AVERAGE CURRENT MODE PWM FOR MINIMUM NOISE SENSITIVITY HIGH CURRENT BIPOLAR AND DMOS TOTEM POLE OUTPUT


    Original     		PDF L4981A L4981B L4981 3kw smps pfc 3kw half bridge smps 12v to Amplifier 200w circuit diagrams irf740 pins connections pwm power MOSFET IRF740 driver circuit PFC 3kw 3kw pfc L4981A 12v to Amplifier 200w gain

    PFC 3kw

    Abstract: L4981A 12v to Amplifier 200w circuit diagrams 3kw pfc L4981 L4981 PFC Zener 5.1V L4981B p600m DIODE 200w power amplifier circuit diagram
    Text: L4981A L4981B  POWER FACTOR CORRECTOR CONTROL BOOST PWM UP TO 0.99P.F. LIMIT LINE CURRENT DISTORTION TO < 5% UNIVERSAL INPUT MAINS FEED FORWARD LINE AND LOAD REGULATION AVERAGE CURRENT MODE PWM FOR MINIMUM NOISE SENSITIVITY HIGH CURRENT BIPOLAR AND DMOS TOTEM POLE OUTPUT


    Original     		PDF L4981A L4981B L4981 DIP20 PFC 3kw L4981A 12v to Amplifier 200w circuit diagrams 3kw pfc L4981 PFC Zener 5.1V L4981B p600m DIODE 200w power amplifier circuit diagram

    philips carbon film 2W resistors

    Abstract: 89F1949 NTC R29 500watts amplifier pcb layout 3kw pfc L4981 3kw pfc 3kw pfc using l4981 application note F127-ND 3kw smps pfc
    Text: APPLICATION NOTE A 500W HIGH POWER FACTOR WITH THE L4981A CONTINUOUS MODE IC The widespread use of passive AC/DC off-line converters causes low power factor and high line current harmonic distortion. To reduce these phenomena and to comply with relevant regulatory


    Original     		PDF L4981A IEC555-2, philips carbon film 2W resistors 89F1949 NTC R29 500watts amplifier pcb layout 3kw pfc L4981 3kw pfc 3kw pfc using l4981 application note F127-ND 3kw smps pfc

    Untitled

    Abstract: No abstract text available
    Text: L4981A L4981B POWER FACTOR CORRECTOR CONTROL BOOST PWM UP TO 0.99P.F. LIMIT LINE CURRENT DISTORTION TO < 5% UNIVERSAL INPUT MAINS FEED FORWARD LINE AND LOAD REGULATION AVERAGE CURRENT MODE PWM FOR MINIMUM NOISE SENSITIVITY HIGH CURRENT BIPOLAR AND DMOS TOTEM POLE OUTPUT


    Original     		PDF L4981A L4981B L4981 DIP20

    Philips Electrolytic Capacitor 824k 400v

    Abstract: ETD4916A ETD 39 x 20 x 13 siemens zener diode 100V DO-35 ferrite core geometry 3kw smps pfc STK2N50 500watts amplifier pcb layout r4849-a 0.5mh R4849-A
    Text: AN827 APPLICATION NOTE A 500W HIGH POWER FACTOR WITH THE L4981A CONTINUOUS MODE IC The widespread use of passive AC/DC off-line converters causes low power factor and high line current harmonic distortion. To reduce these phenomena and to comply with relevant regulatory agency requirements , designers are employing active power factor correction in their off-line SMPS applications. This


    Original     		PDF AN827 L4981A L4981A Philips Electrolytic Capacitor 824k 400v ETD4916A ETD 39 x 20 x 13 siemens zener diode 100V DO-35 ferrite core geometry 3kw smps pfc STK2N50 500watts amplifier pcb layout r4849-a 0.5mh R4849-A

    Untitled

    Abstract: No abstract text available
    Text: L4981A L4981B POWER FACTOR CORRECTOR • ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ CONTROL BOOST PWM UP TO 0.99P.F. LIMITLINE CURRENT DISTORTION TO < 5% UNIVERSAL INPUT MAINS FEED FORWARD LINE AND LOAD REGULA­ TION AVERAGE CURRENT MODE PWM FOR MINIMUM NOISE SENSITIVITY


    OCR Scan     		PDF L4981A L4981B L4981 L4981A- DIP20

    L4981 PFC

    Abstract: l4981a p600m DIODE diode p600m STH15NA50 DIP20 L4981 L4981B L4981X L4981XD
    Text: SCS-THOMSON L4981A *7/ B iOOg[a@ilLig7lSiWDIgg_ L4981B POWER FACTOR CORRECTOR ADVANCE DATA • ■ . . ■ ■ . . ■ ■ ■ CONTROL BOOST PWM UP TO 0.99P.F. LIMIT LINE CURRENT DISTORTION TO < 5% UNIVERSAL INPUT MAINS FEED FORWARD LINE AND LOAD REGULA­


    OCR Scan     		PDF L4981A L4981B L4981X L4981XD L4981 0Gb77TÃ L4981A DIP20 L4981 PFC p600m DIODE diode p600m STH15NA50 L4981B L4981X L4981XD