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    EL. BALLAST Search Results

    EL. BALLAST Result Highlights (5)

    Part ECAD Model Manufacturer Description Download Buy
    UC3872M Texas Instruments Resonant Lamp Ballast Controller 16-SSOP 0 to 70 Visit Texas Instruments Buy
    UC3872MG4 Texas Instruments Resonant Lamp Ballast Controller 16-SSOP 0 to 70 Visit Texas Instruments Buy
    UC3872MTR Texas Instruments Resonant Lamp Ballast Controller 16-SSOP 0 to 70 Visit Texas Instruments Buy
    UC2872DWTR Texas Instruments Resonant Lamp Ballast Controller 16-SOIC -40 to 85 Visit Texas Instruments Buy
    UC3872DWTR Texas Instruments Resonant Lamp Ballast Controller 16-SOIC 0 to 70 Visit Texas Instruments Buy

    EL. BALLAST Datasheets Context Search

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    pic16f628p

    Abstract: IR21592 ELECTRONIC BALLAST 4 LAMP SCHEMATIC npn MP transistor PIC16F628 dali bridge schematic L6561D fluorescent ballasts 36w TRANSISTOR dali power supply circuit diagram IR21592 IR21593
    Text: IRPLDIM2a International Rectifier • 233 Kansas Street, El Segundo, CA 90245 USA Digitally Addressable DALI Dimming Ballast Reference Design By Cecilia Contenti and Tom Ribarich International Rectifier and Ross Fosler (Microchip Technology, Inc.) FEATURES


    Original     		VAC/50 90-140VAC/60Hz IR21592 ERJ-8GEY100KV ERJ-8GEY820KV L6561D IR21592 PC357NT PIC16F628P FMMT491ACT-ND pic16f628p ELECTRONIC BALLAST 4 LAMP SCHEMATIC npn MP transistor PIC16F628 dali bridge schematic L6561D fluorescent ballasts 36w TRANSISTOR dali power supply circuit diagram IR21592 IR21593 PDF

    ELECTRONIC BALLAST LAMP IR2520 SCHEMATIC

    Abstract: vogt inductors 5750924800 cfl Self-Oscillating vogt inductors IR2520D WIMA MKP4 ballast Self-Oscillating IR2520 diac advantageS AND DISADVANTAGES vogt inductor
    Text: IRPLCFL5E International Rectifier • 233 Kansas Street, El Segundo, CA 90245 ! USA CFL Ballast for 26W/Spiral Lamp, 220VAC Input By Cecilia Contenti TOPICS COVERED Overview Features Electrical Characteristics IR2520D Ballast Control IC Circuit Description


    Original     		220VAC IR2520D 220VAC. ELECTRONIC BALLAST LAMP IR2520 SCHEMATIC vogt inductors 5750924800 cfl Self-Oscillating vogt inductors WIMA MKP4 ballast Self-Oscillating IR2520 diac advantageS AND DISADVANTAGES vogt inductor PDF

    562j 1000V capacitor

    Abstract: 334k capacitor rectifier R17 1000v 1uf capacitor datasheet 104K1H capacitor sd 102k 1kv resistor 56k 10k resistor 1/4 watt datasheet 1N4148 1206 LL4148DICT
    Text: APPLICATION NOTE AN-1019 International Rectifier • 233 Kansas Street El Segundo CA 90245 USA IR21571: Dual Lamp Ballast: Parallel Configuration By T. Ribarich, E. Thompson, A. Mathur, International Rectifier TOPICS COVERED Introduction Functional Description


    Original     		AN-1019 IR21571: CR32C562JT CR32C513JT CR32C823JT CR32C203JT FMMT2222ACT RV05K300 562j 1000V capacitor 334k capacitor rectifier R17 1000v 1uf capacitor datasheet 104K1H capacitor sd 102k 1kv resistor 56k 10k resistor 1/4 watt datasheet 1N4148 1206 LL4148DICT PDF

    ECY-3YB1E105K

    Abstract: vogt inductors 5750924800 self oscillating CFL lamp cfl Self-Oscillating cfl circuit diagram of 12 volts 110v dc input ballast IR2520D 110v dc input electronic ballast cfl kit using 2 mosfet resonant half bridge ballast schematic
    Text: IRPLCFL5U International Rectifier • 233 Kansas Street, El Segundo, CA 90245 ! USA CFL Ballast for 26W/Spiral Lamp, 120VAC Input By Cecilia Contenti TOPICS COVERED Overview Features Electrical Characteristics IR2520D Ballast Control IC Circuit Description


    Original     		120VAC IR2520D 120VAC. ECY-3YB1E105K vogt inductors 5750924800 self oscillating CFL lamp cfl Self-Oscillating cfl circuit diagram of 12 volts 110v dc input ballast 110v dc input electronic ballast cfl kit using 2 mosfet resonant half bridge ballast schematic PDF

    circuit diagram electronic ballast for 18W 4 pin

    Abstract: 18w cfl circuit ELECTRONIC BALLAST 18W SCHEMATIC ELECTRONIC BALLAST DIAGRAM for PL-C 26W ELECTRONIC BALLAST 1 T5 LAMP SCHEMATIC electronic ballast 18w cfl lamp ELECTRONIC BALLAST LAMP IR2520 SCHEMATIC 18w smd transistor power supply using IR2520 26W TC-DEL LAMP
    Text: IRPLMB1E International Rectifier • 233 Kansas Street, El Segundo, CA 90245 USA IRPLMB1E - 25W 230VAC small size ballast using IR2520D By Cecilia Contenti Topics Covered Overview Features Electrical Characteristics IR2520D Ballast Control IC Circuit Description


    Original     		230VAC IR2520D IR2520D circuit diagram electronic ballast for 18W 4 pin 18w cfl circuit ELECTRONIC BALLAST 18W SCHEMATIC ELECTRONIC BALLAST DIAGRAM for PL-C 26W ELECTRONIC BALLAST 1 T5 LAMP SCHEMATIC electronic ballast 18w cfl lamp ELECTRONIC BALLAST LAMP IR2520 SCHEMATIC 18w smd transistor power supply using IR2520 26W TC-DEL LAMP PDF

    fluorescent lamp driver 4W T5

    Abstract: ELECTRONIC BALLAST 2 LAMP SCHEMATIC siemens N27 ELECTRONIC BALLAST 1 T5 LAMP SCHEMATIC IR2167 ELECTRONIC BALLAST DIAGRAM resonant half bridge ballast schematic PFC BALLAST CONTROL IC philips Electronic ballast t5 t5 electronic ballast
    Text: IRPLLNR3 International Rectifier • 233 Kansas Street, El Segundo, CA 90245 USA Universal Input Linear Fluorescent Ballast using the IR2167 Cecilia Contenti, Dana Wilhelm and Tom Ribarich Features ! ! ! ! ! ! ! ! ! Drives 1 x 35W TL5 Lamp or 1X28WTL5 Lamp


    Original     		IR2167 1X28WTL5 80-260Vac 42kHz) IR2167 fluorescent lamp driver 4W T5 ELECTRONIC BALLAST 2 LAMP SCHEMATIC siemens N27 ELECTRONIC BALLAST 1 T5 LAMP SCHEMATIC ELECTRONIC BALLAST DIAGRAM resonant half bridge ballast schematic PFC BALLAST CONTROL IC philips Electronic ballast t5 t5 electronic ballast PDF

    dali schematic

    Abstract: IR2159 pic16f628 RB511 357nt ELECTRONIC BALLAST MICROCONTROLLER ELECTRONIC BALLAST 36W circuit diagram dali bridge ELECTRONIC BALLAST 6 LAMP SCHEMATIC dali source code
    Text: IRPLDIM2 International Rectifier • 233 Kansas Street, El Segundo, CA 90245 USA Digitally Addressable DALI Dimming Ballast Reference Design By Cecilia Contenti and Tom Ribarich International Rectifier and Ross Fosler (Microchip) FEATURES • • • •


    Original     		VAC/50 90-140VAC/60Hz IR2159 PIC16F628 dali schematic RB511 357nt ELECTRONIC BALLAST MICROCONTROLLER ELECTRONIC BALLAST 36W circuit diagram dali bridge ELECTRONIC BALLAST 6 LAMP SCHEMATIC dali source code PDF

    dali power supply circuit diagram

    Abstract: dali schematic IR21592 ELECTRONIC BALLAST 36W circuit diagram fluorescent ballasts 36w TRANSISTOR RS232-DALI PIC16F628 pic16f628p dali source code ELECTRONIC BALLAST 4 T8 SCHEMATIC
    Text: IRPLDIM2E rev.b International Rectifier • 233 Kansas Street, El Segundo, CA 90245 USA Digital Dimming DALI Ballast for 36W/T8 220V input By Cecilia Contenti and Tom Ribarich International Rectifier and Ross Fosler (Microchip Technology, Inc.) FEATURES


    Original     		VAC/50 IR21592 PIC16F628 470KQBK L6561D IR21592 PC357NT PIC16F628P FMMT491ACT-ND dali power supply circuit diagram dali schematic ELECTRONIC BALLAST 36W circuit diagram fluorescent ballasts 36w TRANSISTOR RS232-DALI pic16f628p dali source code ELECTRONIC BALLAST 4 T8 SCHEMATIC PDF

    circuit diagram of ELECTRONIC BALLAST for 40 watt

    Abstract: C 12 PH zener diode IR21592 ELECTRONIC BALLAST transistor DIAGRAM L6561D schematic diagram Electronic Ballast ELECTRONIC BALLAST 6 LAMP SCHEMATIC ELECTRONIC BALLAST 4 T8 SCHEMATIC VARISTOR 592 -PH capacitor power factor correction schematic
    Text: Not recommended for new designs - please refer to IRPLCFL Not recommended for new designs please refer to IRPLDIM3 IRPLDIM1U International Rectifier • 233 Kansas Street, El Segundo, CA 90245 USA IR21592 Dimming Ballast Control IC Design Kit Features ! !


    Original     		IR21592 90-140VAC/60Hz circuit diagram of ELECTRONIC BALLAST for 40 watt C 12 PH zener diode ELECTRONIC BALLAST transistor DIAGRAM L6561D schematic diagram Electronic Ballast ELECTRONIC BALLAST 6 LAMP SCHEMATIC ELECTRONIC BALLAST 4 T8 SCHEMATIC VARISTOR 592 -PH capacitor power factor correction schematic PDF

    electronic ballast for fluorescent lighting t5

    Abstract: Philips fluorescent ballast circuit E25/13/7 EF25 ELECTRONIC BALLAST 1 T5 LAMP SCHEMATIC philips Electronic ballast t5 electronic ballast mh IR2167 transistor electronic ballast for T5 EF25 bobbin resonant half bridge ballast schematic
    Text: IRPLLNR3 International Rectifier • 233 Kansas Street, El Segundo, CA 90245 USA Universal Input Linear Fluorescent Ballast using the IR2167 Cecilia Contenti, Dana Wilhelm and Tom Ribarich Features ! ! ! ! ! ! ! ! ! Drives 1 x 35W TL5 Lamp or 1X28WTL5 Lamp


    Original     		IR2167 1X28WTL5 80-260Vac 42kHz) IR2167 electronic ballast for fluorescent lighting t5 Philips fluorescent ballast circuit E25/13/7 EF25 ELECTRONIC BALLAST 1 T5 LAMP SCHEMATIC philips Electronic ballast t5 electronic ballast mh transistor electronic ballast for T5 EF25 bobbin resonant half bridge ballast schematic PDF

    pic16f628p

    Abstract: IR21592 ELECTRONIC BALLAST 4 T8 SCHEMATIC dali schematic fluorescent ballasts 36w TRANSISTOR dali bridge dali power supply circuit diagram ELECTRONIC BALLAST 36W circuit diagram PIC16F628 DIMMABLE dali
    Text: IRPLDIM2E rev.a International Rectifier • 233 Kansas Street, El Segundo, CA 90245 USA Digital Dimming DALI Ballast for 36W/T8 220V input By Cecilia Contenti and Tom Ribarich International Rectifier and Ross Fosler (Microchip Technology, Inc.) FEATURES


    Original     		VAC/50 IR21592 PIC16F628 470KQBK L6561D IR21592 PC357NT PIC16F628P FMMT491ACT-ND pic16f628p ELECTRONIC BALLAST 4 T8 SCHEMATIC dali schematic fluorescent ballasts 36w TRANSISTOR dali bridge dali power supply circuit diagram ELECTRONIC BALLAST 36W circuit diagram DIMMABLE dali PDF

    cfl ballast

    Abstract: integrated ballast ir2156 cfl ballast 60w 40w electronic ballast IRPLCFL4 resonant half bridge ballast schematic Electronic ballast 40W IR2156 circuit dimmer cfl cfl lamps ir2156 dimmed
    Text: IRPLCFL4 Rev.C International Rectifier • 233 Kansas Street, El Segundo, CA 90245 USA A 3 Way Dimming CFL Ballast By Peter Green TOPICS COVERED Introduction Existing Ballast Solutions Functional Description Protection Circuits Bill of Materials Layout Issues


    Original     		ERJ-8GEYJ220V cfl ballast integrated ballast ir2156 cfl ballast 60w 40w electronic ballast IRPLCFL4 resonant half bridge ballast schematic Electronic ballast 40W IR2156 circuit dimmer cfl cfl lamps ir2156 dimmed PDF

    IR21592

    Abstract: dali schematic FLUORESCENT LIGHT BALLAST PIC16F628 dali source code RS232-DALI MP transistor pic16f628p dali bridge schematic electronic ballast
    Text: IRPLDIM2U rev.a International Rectifier • 233 Kansas Street, El Segundo, CA 90245 USA Digital Dimming DALI Ballast for 32W/T8 110V input By Cecilia Contenti and Tom Ribarich International Rectifier and Ross Fosler (Microchip Technology, Inc.) FEATURES


    Original     		90-140VAC/60Hz IR21592 PIC16F628 ERJ-8GEY100KV ERJ-8GEY820KV L6561D IR21592 PC357NT PIC16F628P FMMT491ACT-ND dali schematic FLUORESCENT LIGHT BALLAST dali source code RS232-DALI MP transistor pic16f628p dali bridge schematic electronic ballast PDF

    FLUORESCENT LIGHT BALLAST

    Abstract: IR21592 dali power supply circuit diagram dimming ballast control IC dali source code dali schematic microchip dali RS232-DALI pic16f628p PIC16F628
    Text: IRPLDIM2U International Rectifier • 233 Kansas Street, El Segundo, CA 90245 USA Digital Dimming DALI Ballast for 32W/T8 110V input By Cecilia Contenti and Tom Ribarich International Rectifier and Ross Fosler (Microchip Technology, Inc.) FEATURES • •


    Original     		90-140VAC/60Hz IR21592 PIC16F628 ERJ-8GEY100KV ERJ-8GEY820KV L6561D IR21592 PC357NT PIC16F628P FMMT491ACT-ND FLUORESCENT LIGHT BALLAST dali power supply circuit diagram dimming ballast control IC dali source code dali schematic microchip dali RS232-DALI pic16f628p PDF

    dali schematic

    Abstract: IR21592 electronic ballast for fluorescent lighting t8 RS232-DALI 1-10V dimmable ballast logarithmic dimming dali bridge ELECTRONIC BALLAST DIAGRAM PIC16F628 dali source code
    Text: Not recommended for new designs please refer to IRPLDIM3 IRPLDIM2U rev.a International Rectifier • 233 Kansas Street, El Segundo, CA 90245 USA Digital Dimming DALI Ballast for 32W/T8 110V input By Cecilia Contenti and Tom Ribarich International Rectifier


    Original     		90-140VAC/60Hz IR21592 PIC16F628 ERJ-8GEY100KV ERJ-8GEY820KV L6561D IR21592 PC357NT PIC16F628P FMMT491ACT-ND dali schematic electronic ballast for fluorescent lighting t8 RS232-DALI 1-10V dimmable ballast logarithmic dimming dali bridge ELECTRONIC BALLAST DIAGRAM dali source code PDF

    dali schematic

    Abstract: ELECTRONIC BALLAST 36W circuit diagram pic16f628 IR21592 ELECTRONIC BALLAST 4 T8 SCHEMATIC fluorescent ballasts 36w TRANSISTOR sharp opto diode electronic ballast for fluorescent lighting t8 capacitor 2200 micro M dali bridge
    Text: Not recommended for new designs please refer to IRPLDIM3 IRPLDIM2E rev.b International Rectifier • 233 Kansas Street, El Segundo, CA 90245 USA Digital Dimming DALI Ballast for 36W/T8 220V input By Cecilia Contenti and Tom Ribarich International Rectifier


    Original     		VAC/50 IR21592 PIC16F628 470KQBK L6561D IR21592 PC357NT PIC16F628P FMMT491ACT-ND dali schematic ELECTRONIC BALLAST 36W circuit diagram ELECTRONIC BALLAST 4 T8 SCHEMATIC fluorescent ballasts 36w TRANSISTOR sharp opto diode electronic ballast for fluorescent lighting t8 capacitor 2200 micro M dali bridge PDF

    capacitor 0.33uf

    Abstract: RESISTOR 10K OHM electronic ballast ELECTRONIC BALLAST 1 T5 LAMP SCHEMATIC resistor* 10k ohm 28W ELECTRONIC BALLAST 2 LAMP SCHEMATIC 1206 resistor 10k resistor 2 watt datasheet DIODE c18 t5 resistor 820k
    Text: APPLICATION NOTE AN-1020 International Rectifier • 233 Kansas Street El Segundo CA 90245 USA IR21571: T5 Lamp Ballast Using Voltage-Mode Filament Heating By T. Ribarich, E. Thompson TOPICS COVERED Introduction Functional Description Schematic Diagrams Bill of Materials


    Original     		AN-1020 IR21571: T5/35W) T5/35W T5/28W T5/14W capacitor 0.33uf RESISTOR 10K OHM electronic ballast ELECTRONIC BALLAST 1 T5 LAMP SCHEMATIC resistor* 10k ohm 28W ELECTRONIC BALLAST 2 LAMP SCHEMATIC 1206 resistor 10k resistor 2 watt datasheet DIODE c18 t5 resistor 820k PDF

    Triac based Lamp Dimmer power control

    Abstract: EF20 2.3mh two green rings smd zener diode Triac based Lamp Dimmer ELECTRONIC BALLAST 5 LAMP SCHEMATIC 26W TC-DEL LAMP ir dimmer circuits irf730 mosfet SCHEMATIC simple dimmer siemens 3C85 ferrite material
    Text: IRPLCFL3 REFERENCE DESIGN IRPLCFL3 International Rectifier • 233 Kansas Street, El Segundo, CA 90245 USA IRPLCFL3: A ballast that can be dimmed from a domestic phase cut dimmer By Peter Green TOPICS COVERED Introduction Dimmer Circuit Proposed Solution


    Original     		IR2156 26awg PD60182-B IR2156 Triac based Lamp Dimmer power control EF20 2.3mh two green rings smd zener diode Triac based Lamp Dimmer ELECTRONIC BALLAST 5 LAMP SCHEMATIC 26W TC-DEL LAMP ir dimmer circuits irf730 mosfet SCHEMATIC simple dimmer siemens 3C85 ferrite material PDF

    IR2156

    Abstract: IR2156 dimmer Triac based Lamp Dimmer
    Text: IRPLCFL3 REFERENCE DESIGN IRPLCFL3 rev.b International Rectifier  233 Kansas Street, El Segundo, CA 90245 USA IRPLCFL3: A ballast that can be dimmed from a domestic phase cut dimmer By Peter Green TOPICS COVERED Introduction Dimmer Circuit Proposed Solution


    Original     		IR2156 PD60182-B IR2156 IR2156 dimmer Triac based Lamp Dimmer PDF

    ELECTRONIC BALLAST 36W circuit diagram

    Abstract: philips electronic ballast 36W siemens n27 Philips fluorescent ballast circuit ELECTRONIC BALLAST 1 T8 36w LAMP SCHEMATIC ELECTRONIC BALLAST 4 LAMP SCHEMATIC npn IR2167 ECUV1H471KBN Roederstein Bipolar capacitor fluorescent ballasts 36w TRANSISTOR
    Text: APPLICATION NOTE AN-1037 International Rectifier • 233 Kansas Street El Segundo CA 90245 USA IR2167: Universal Input Dual Lamp Ballast Parallel Configuration forT8/32W and T8/36W By Cecilia Contenti, Masashi Sekine and Peter Green Topics Covered Features


    Original     		AN-1037 IR2167: forT8/32W T8/36W 90-250Vac ELECTRONIC BALLAST 36W circuit diagram philips electronic ballast 36W siemens n27 Philips fluorescent ballast circuit ELECTRONIC BALLAST 1 T8 36w LAMP SCHEMATIC ELECTRONIC BALLAST 4 LAMP SCHEMATIC npn IR2167 ECUV1H471KBN Roederstein Bipolar capacitor fluorescent ballasts 36w TRANSISTOR PDF

    cfl ballast

    Abstract: Electronic ballast 40W integrated ballast ir2156 40w electronic ballast IR2156 application TDC474K050NSE EF20 L2 IRPLCFL4 BALLAST CFL international rectifier d10
    Text: Not recommended for new designs - please refer to IRPLCFL8U IRPLCFL4 Rev.C International Rectifier • 233 Kansas Street, El Segundo, CA 90245 USA A 3 Way Dimming CFL Ballast By Peter Green TOPICS COVERED Introduction Existing Ballast Solutions Functional Description


    Original     		ERJ-8GEYJ220V cfl ballast Electronic ballast 40W integrated ballast ir2156 40w electronic ballast IR2156 application TDC474K050NSE EF20 L2 IRPLCFL4 BALLAST CFL international rectifier d10 PDF

    ELECTRONIC BALLAST transistor DIAGRAM

    Abstract: 110v dc input electronic ballast SMALL high frequency transformer 1-10V dimmable ballast IR2159 transistor Electronic ballast 110v dc input ballast ELECTRONIC BALLAST 13W circuit diagram 2n 6027 transistor dc ballast circuit diagram
    Text: DESIGN TIP DT02-1 International Rectifier • 233 Kansas Street, El Segundo, CA 90245 USA Isolation method for 1-10V controlled ballast based on the IR2159 By Peter Green TOPICS COVERED Requirements of a commercial design Circuit diagram Commonly used method


    Original     		DT02-1 IR2159 IR2159 ELECTRONIC BALLAST transistor DIAGRAM 110v dc input electronic ballast SMALL high frequency transformer 1-10V dimmable ballast transistor Electronic ballast 110v dc input ballast ELECTRONIC BALLAST 13W circuit diagram 2n 6027 transistor dc ballast circuit diagram PDF

    ELECTRONIC BALLAST 36W circuit diagram

    Abstract: IR21592 ELECTRONIC BALLAST 4 T8 SCHEMATIC ELECTRONIC BALLAST 6 LAMP SCHEMATIC WAGO 236 404 ELECTRONIC BALLAST 1 T8 36w LAMP SCHEMATIC Electronic ballast 36W transistor Electronic ballast electronic ballast design with pcb t8 36w electronic ballast
    Text: IRPLDIM1E International Rectifier • 233 Kansas Street, El Segundo, CA 90245 USA IR21592 Dimming Ballast Control IC Design Kit Features ! ! ! ! ! ! ! ! Drives: 1 x 36W T8 Lamp Input: 185-265VAC/50Hz High Power Factor/Low THD High Frequency Operation Lamp Filament Preheating


    Original     		IR21592 185-265VAC/50Hz IR21592. ELECTRONIC BALLAST 36W circuit diagram ELECTRONIC BALLAST 4 T8 SCHEMATIC ELECTRONIC BALLAST 6 LAMP SCHEMATIC WAGO 236 404 ELECTRONIC BALLAST 1 T8 36w LAMP SCHEMATIC Electronic ballast 36W transistor Electronic ballast electronic ballast design with pcb t8 36w electronic ballast PDF

    ELECTRONIC BALLAST 36W circuit diagram

    Abstract: ELECTRONIC BALLAST 4 T8 SCHEMATIC IR21592 ELECTRONIC BALLAST 1 T8 36w LAMP SCHEMATIC 2V100 ELECTRONIC BALLAST 6 LAMP SCHEMATIC t8 36w electronic ballast electronic ballast 36W L6561D ph c5 diode
    Text: Not recommended for new designs - please refer to IRPLDIM3 IRPLDIM1E International Rectifier • 233 Kansas Street, El Segundo, CA 90245 USA IR21592 Dimming Ballast Control IC Design Kit Features ! ! ! ! ! ! ! ! Drives: 1 x 36W T8 Lamp Input: 185-265VAC/50Hz


    Original     		IR21592 185-265VAC/50Hz IR21592. ELECTRONIC BALLAST 36W circuit diagram ELECTRONIC BALLAST 4 T8 SCHEMATIC ELECTRONIC BALLAST 1 T8 36w LAMP SCHEMATIC 2V100 ELECTRONIC BALLAST 6 LAMP SCHEMATIC t8 36w electronic ballast electronic ballast 36W L6561D ph c5 diode PDF