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    ELECTRONIC BALLAST DUAL LAMP DIAGRAM Search Results

    ELECTRONIC BALLAST DUAL LAMP DIAGRAM Result Highlights (5)

    Part ECAD Model Manufacturer Description Download Buy
    74HC4053FT Toshiba Electronic Devices & Storage Corporation CMOS Logic IC, SPDT(1:2)/Analog Multiplexer, TSSOP16B, -40 to 125 degC Visit Toshiba Electronic Devices & Storage Corporation
    XPQR8308QB Toshiba Electronic Devices & Storage Corporation N-ch MOSFET, 80 V, 350 A, 0.00083 Ω@10V, L-TOGL Visit Toshiba Electronic Devices & Storage Corporation
    TRS8E65H Toshiba Electronic Devices & Storage Corporation SiC Schottky Barrier Diode (SBD), 650 V, 8 A, TO-220-2L Visit Toshiba Electronic Devices & Storage Corporation
    TCKE800NA Toshiba Electronic Devices & Storage Corporation eFuse IC (electronic Fuse), 4.4 to 18 V, 5.0 A, Auto-retry, WSON10B Visit Toshiba Electronic Devices & Storage Corporation
    7UL2T125FK Toshiba Electronic Devices & Storage Corporation One-Gate Logic(L-MOS), Buffer, SOT-765 (US8), -40 to 85 degC Visit Toshiba Electronic Devices & Storage Corporation

    ELECTRONIC BALLAST DUAL LAMP DIAGRAM Datasheets Context Search

    Catalog Datasheet MFG & Type PDF Document Tags

    TRANSISTOR P2N2222A

    Abstract: ELECTRONIC BALLAST transistor DIAGRAM ELECTRONIC BALLAST 4 LAMP SCHEMATIC npn IR2520D BALLAST IR2520D Application note IR2520D AN1147 P2N2222A ELECTRONIC BALLAST 6 LAMP SCHEMATIC IR2520D application
    Text: Application Note AN-1147 Filaments Detection Circuit By Andre Tjokrorahardjo Table of Contents Page Introduction . 1 Electronic Ballast Using IR2520D . 2


    Original     		PDF AN-1147 IR2520D IR2520D TRANSISTOR P2N2222A ELECTRONIC BALLAST transistor DIAGRAM ELECTRONIC BALLAST 4 LAMP SCHEMATIC npn BALLAST IR2520D Application note IR2520D AN1147 P2N2222A ELECTRONIC BALLAST 6 LAMP SCHEMATIC IR2520D application

    at08a

    Abstract: electronic ballast with MJE13002 electronic 40 w tube light choke 40 w electronic tube light choke SIMPLE 40w inverter circuit tube light choke test FERRITE core TRANSFORMER 300 watt inverter MJE12007 Ferrite 3c8 ELECTRONIC BALLAST 40W SCHEMATIC
    Text: ELECTRONIC BALLASTS, Prepare,y R, J.Haver Motorola Inc. Voltage fed and current fed resonant inverter circuits for fluorescent lamp ballasts are discussed and a design example is presented. ,:!$,. A typical fluorescent lamp is a l-to 2-inch diameter on its


    Original     		PDF 200mA. MJE13002 200kHz 4-15V) 200mA AR1635, at08a electronic ballast with MJE13002 electronic 40 w tube light choke 40 w electronic tube light choke SIMPLE 40w inverter circuit tube light choke test FERRITE core TRANSFORMER 300 watt inverter MJE12007 Ferrite 3c8 ELECTRONIC BALLAST 40W SCHEMATIC

    SMALL high frequency transformer

    Abstract: IR21592 1-10V dimmable ballast ELECTRONIC BALLAST transistor DIAGRAM transistor Electronic ballast 2n 6027 transistor OPTO ISOLATOR DT02-1 electronic Dimmable Ballasts dual el. ballast
    Text: DESIGN TIP DT02-1 rev.b International Rectifier • 233 Kansas Street, El Segundo, CA 90245 USA Isolation method for 1-10V controlled ballast based on the IR21592 By Peter Green TOPICS COVERED Requirements of a commercial design Circuit diagram Commonly used method


    Original     		PDF DT02-1 IR21592 IR21592 SMALL high frequency transformer 1-10V dimmable ballast ELECTRONIC BALLAST transistor DIAGRAM transistor Electronic ballast 2n 6027 transistor OPTO ISOLATOR electronic Dimmable Ballasts dual el. ballast

    led lamp 230v circuit diagram

    Abstract: BALLAST 277V M3912-27CK-3EU ELECTRONIC BALLAST dual lamp DIAGRAM ELECTRONIC BALLAST dual DIAGRAM 3mm led Metal holder ELECTRONIC BALLAST DIAGRAM led lamp 230v M130 M3912-27CK-3EU-F
    Text: Multi-Voltage DCP Electronic Metal Halide Ballasts for 39 Watt Lamps One ballast for all voltages from 120V through 277V! NAiS DCP™ Dual Constant Power Electronic Metal Halide Ballasts for M130 ceramic or equivalent metal halide lamps (39 watt lamps).


    Original     		PDF 20-277V M13912-27CK-3EU-F M3912-27CK-3EU-J M3912-27CK-3EU 1-888-4-AROMAT 3M201 led lamp 230v circuit diagram BALLAST 277V M3912-27CK-3EU ELECTRONIC BALLAST dual lamp DIAGRAM ELECTRONIC BALLAST dual DIAGRAM 3mm led Metal holder ELECTRONIC BALLAST DIAGRAM led lamp 230v M130 M3912-27CK-3EU-F

    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     		PDF 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

    70W Metal halide DCP Electronic Ballast

    Abstract: led lamp 230v circuit diagram m139 M7012-27CK-3EU-J 230v led lamp in watts circuit diagram 3mm led Metal holder BALLAST 277V electronic ballast ELECTRONIC BALLAST DIAGRAM led lamp 230v
    Text: Multi-Voltage DCP Electronic Metal Halide Ballasts for 70 Watt Lamps One ballast for all voltages from 120V through 277V! NAiS DCP™ Dual Constant Power Electronic Metal Halide Ballasts for M143 and M139 ceramic, approved M98 or equivalent metal halide lamps


    Original     		PDF 20-277V M7012-27CK-3EU-F M7012-27CK-3EU-J M7012-27CK-3EU 1-888-4-AROMAT 3M201 70W Metal halide DCP Electronic Ballast led lamp 230v circuit diagram m139 M7012-27CK-3EU-J 230v led lamp in watts circuit diagram 3mm led Metal holder BALLAST 277V electronic ballast ELECTRONIC BALLAST DIAGRAM led lamp 230v

    led lamp 230v circuit diagram

    Abstract: Electronic ballast 58W BALLAST 277V 58w electronic ballast dual M5012-27CK-3EU-J M5012-27CK-3EU-F 50w electronic ballast dual M5012 M5012-27CK-3EU BALLAST 58W
    Text: Multi-Voltage DCP Electronic Metal Halide Ballasts for 50 Watt Lamps One ballast for all voltages from 120V through 277V! NAiS DCP™ Dual Constant Power Electronic Metal Halide Ballasts for M148 ceramic, approved M110 or equivalent metal halide lamps (50 watt lamps).


    Original     		PDF 20-277V M5012-27CK-3EU-F M5012-27CK-3EU-J M5012-27CK-3EU 1-888-4-AROMAT 3M201 led lamp 230v circuit diagram Electronic ballast 58W BALLAST 277V 58w electronic ballast dual M5012-27CK-3EU-J M5012-27CK-3EU-F 50w electronic ballast dual M5012 M5012-27CK-3EU BALLAST 58W

    M7012CK-3EU-F

    Abstract: M7027CK-3EU-J M139 M7012CK-3EU-J M143 aromat 70W metal halide lamps igniter MAGNETIC BALLAST Metal Halide Lamp Ignitor
    Text: Metal Halide Electronic Ballasts for 70 Watt Lamps NAIS DCP Dual Constant Power Electronic Metal Halide Ballasts for 70W M139, M143, M98 ceramic or equivalent metal halide lamps (70 watt lamps)2. This integrated unit replaces the ballast, capacitor, and the ignitor of magnetic ballast systems.


    Original     		PDF M3912CK-3EU-F, M3927CK-3EU-F M3912CK-3EU-J, M3927CK-3EU-J M3912CK-3EU, M3927CK-3EU 1-888-4-AROMAT M7012CK-3EU-F M7027CK-3EU-J M139 M7012CK-3EU-J M143 aromat 70W metal halide lamps igniter MAGNETIC BALLAST Metal Halide Lamp Ignitor

    hot ignitor

    Abstract: metal halide electronic ballast M3912CK-3EU-J electronic ballast lamp ballast M130 MAGNETIC BALLAST M3927CK-3EU-F
    Text: Metal Halide Electronic Ballasts for 39 Watt Lamps NAIS DCP Dual Constant Power Electronic Metal Halide Ballasts for M130 or equivalent metal halide lamps (39 watt lamps). [Nominal 39 watts]2. This integrated unit replaces the ballast, capacitor, and the ignitor of magnetic ballast systems.


    Original     		PDF M3912CK-3EU-F, M3927CK-3EU-F M3912CK-3EU-J, M3927CK-3EU-J M3912CK-3EU, M3927CK-3EU 1-888-4-AROMAT hot ignitor metal halide electronic ballast M3912CK-3EU-J electronic ballast lamp ballast M130 MAGNETIC BALLAST M3927CK-3EU-F

    ELECTRONIC BALLAST 236

    Abstract: philips electronic ballast hf-regulator philips Electronic Ballast ballast 236 tld enec 05 switch Lumen Standards in buildings ELECTRONIC BALLAST circuit DIAGRAMs MCB type electronic ballast 136 marking code HFr
    Text: back to index HF-REGULATOR electronic regulating ballasts for ‘TL’D and PL-L lamps Definition Compact, lightweight highfrequency electronic regulating ballast for 'TL'D Krypton and PL-L fluorescent lamps. Dimensions in mm 28 39 4.2 325 335 Description


    Original     		PDF

    ELECTRONIC BALLAST 18W SCHEMATIC

    Abstract: circuit diagram electronic ballast for 18W tube circuit diagram electronic ballast for 18W tube l VOGT TRANSFORMER P3 15w ELECTRONIC BALLAST circuit diagram VOGT n3 VOGT T1 switching transformer working of 18w cfl pcb circuit diagram electronic ballast for 18W 4 pin VOGT P2
    Text: AN1546 - APPLICATION NOTE VIPower: SELF–OSCILLATING CONVERTER USING VK05CFL FOR COMPACT FLUORESCENT LAMPS N. Aiello - S. Messina ABSTRACT This application note introduces a new self–oscillating converter based on VK05CFL device to drive “SE”, “DE”, and “TE” fluorescent tubes. The design is intended for 5 to 23W fluorescent lamps and 110V,


    Original     		PDF AN1546 VK05CFL ELECTRONIC BALLAST 18W SCHEMATIC circuit diagram electronic ballast for 18W tube circuit diagram electronic ballast for 18W tube l VOGT TRANSFORMER P3 15w ELECTRONIC BALLAST circuit diagram VOGT n3 VOGT T1 switching transformer working of 18w cfl pcb circuit diagram electronic ballast for 18W 4 pin VOGT P2

    ELECTRONIC BALLAST 18W SCHEMATIC

    Abstract: VOGT T1 switching transformer circuit diagram electronic ballast for 18W tube l VOGT n3 circuit diagram electronic ballast for 18W tube VOGT P2 VOGT TRANSFORMER P3 15w ELECTRONIC BALLAST circuit diagram circuit diagram electronic ballast for 18W 4 pin VOGT N2
    Text:  AN1546 - APPLICATION NOTE VIPower: SELF–OSCILLATING CONVERTER USING VK05CFL FOR COMPACT FLUORESCENT LAMPS N. Aiello - S. Messina ABSTRACT This application note introduces a new self–oscillating converter based on VK05CFL device to drive “SE”, “DE”, and “TE” fluorescent tubes. The design is intended for 5 to 23W fluorescent lamps and 110V,


    Original     		PDF AN1546 VK05CFL ELECTRONIC BALLAST 18W SCHEMATIC VOGT T1 switching transformer circuit diagram electronic ballast for 18W tube l VOGT n3 circuit diagram electronic ballast for 18W tube VOGT P2 VOGT TRANSFORMER P3 15w ELECTRONIC BALLAST circuit diagram circuit diagram electronic ballast for 18W 4 pin VOGT N2

    circuit diagram electronic ballast for 40W tube

    Abstract: circuit diagram electronic ballast for 40W tube l SCHEMATIC WITH IR2153 40w electronic ballast circuit diagram circuit diagram tube ballast for 40W tube l SCHEMATIC WITH IR2153 protection ir2153 overcurrent protection power supply using IR2153 electronic ballast 40W circuit diagram Electronic ballast 40W
    Text: Reference Design Data Sheet April, 1997 IRPLLNR1 TM POWIRLIGHT REFERENCE DESIGN : LINEAR BALLAST Features • • • • • • • • Drive 2X32WT8 or 2X40WT12 Universal Input (90-275Vac) High Power Factor (0.99) & Low THD High-Frequency Operation (50kHz)


    Original     		PDF 2X32WT8 2X40WT12 90-275Vac) 50kHz) 60kHz) IR2153 circuit diagram electronic ballast for 40W tube circuit diagram electronic ballast for 40W tube l SCHEMATIC WITH IR2153 40w electronic ballast circuit diagram circuit diagram tube ballast for 40W tube l SCHEMATIC WITH IR2153 protection ir2153 overcurrent protection power supply using IR2153 electronic ballast 40W circuit diagram Electronic ballast 40W

    AC to DC smps circuit diagram

    Abstract: half bridge smps controller half bridge smps variable frequency drive circuit diagram half-bridge power supply regulator ac drive electronic circuit diagram Resonant Half-Bridge converter PFC BALLAST CONTROL IC mosfet based ac drive ckt diagram circuit diagram of mosfet based smps power supply
    Text: Philips Semiconductors Product specification Electronic ballast controller circuit NE5565 DESCRIPTION PIN CONFIGURATION The Electronic Ballast controller chip has been designed in a bipolar process. It is housed in a 20-lead dual-in-line plastic package. The


    Original     		PDF NE5565 20-lead DIP20: OT146-1 AC to DC smps circuit diagram half bridge smps controller half bridge smps variable frequency drive circuit diagram half-bridge power supply regulator ac drive electronic circuit diagram Resonant Half-Bridge converter PFC BALLAST CONTROL IC mosfet based ac drive ckt diagram circuit diagram of mosfet based smps power supply

    transistor Electronic ballast "INDUCTION LAMP"

    Abstract: schematic diagram Electronic Ballast HID Motorola, AN1049 MC14046 AN1049 EB407 5000 watts PURE SINE WAVE inverter schematic diagram induction lamp electronic ballast for fluorescent lighting t8 motorola BR480/D
    Text: MOTOROLA Order this document by AN1543/D SEMICONDUCTOR APPLICATION NOTE AN1543 Electronic Lamp Ballast Design Prepared by: Michaël Bairanzade Power Semiconductor Applications Engineer Motorola SPS Toulouse ABSTRACT With a continuous growth rate of 20% per year, electronic


    Original     		PDF AN1543/D AN1543 AN1543/D* transistor Electronic ballast "INDUCTION LAMP" schematic diagram Electronic Ballast HID Motorola, AN1049 MC14046 AN1049 EB407 5000 watts PURE SINE WAVE inverter schematic diagram induction lamp electronic ballast for fluorescent lighting t8 motorola BR480/D

    transistor Electronic ballast "INDUCTION LAMP"

    Abstract: schematic diagram Electronic Ballast HID AN1049 magnetic amplifier saturable core electronic ballast for fluorescent lighting t8 dimmable Fluorescent BALLAST an1543 Saturable Core Square Wave Oscillator induction lamp ballast schematic hid lamp ballast
    Text: AN1543/D Electronic Lamp Ballast Design Prepared by: Michaël Bairanzade Power Semiconductor Applications Engineer Motorola SPS Toulouse http://onsemi.com APPLICATION NOTE ABSTRACT c. Assure that the circuit will remain stable, even under fault conditions.


    Original     		PDF AN1543/D r14525 transistor Electronic ballast "INDUCTION LAMP" schematic diagram Electronic Ballast HID AN1049 magnetic amplifier saturable core electronic ballast for fluorescent lighting t8 dimmable Fluorescent BALLAST an1543 Saturable Core Square Wave Oscillator induction lamp ballast schematic hid lamp ballast

    zw-41407-tc

    Abstract: Zener ITT 12 volt dc to 220 volt ac inverter schematic TM550-8 induction lamp induction lamp ballast 555 sine wave inverter schematic ballast for induction lamp Voltech PM1000 TDS540
    Text: December 1996 Application Note 42002 ML4831 277 Volt Electronic Ballast Controller GENERAL DESCRIPTION This application note describes a low cost dimmable ballast design using the ML4831 electronic ballast controller IC. The design can be evaluated by assembling


    Original     		PDF ML4831 ML4831EVAL-220V zw-41407-tc Zener ITT 12 volt dc to 220 volt ac inverter schematic TM550-8 induction lamp induction lamp ballast 555 sine wave inverter schematic ballast for induction lamp Voltech PM1000 TDS540

    schematic diagram of energy saving lamps 25 watts

    Abstract: Motorola, AN1049 ELECTRONIC BALLAST 150 W HID DIAGRAM Motorola Bipolar Power Transistor Data schematic diagram Electronic Ballast HID Motorola, eb407 Basic Halogen Converter EB407 Basic Halogen Converter FT1603A transistor bc557 eb407
    Text: MOTOROLA Order this document by AN1543/D SEMICONDUCTOR APPLICATION NOTE AN1543 Electronic Lamp Ballast Design Prepared by: Michaël Bairanzade Power Semiconductor Applications Engineer Motorola SPS Toulouse ABSTRACT With a continuous growth rate of 20% per year, electronic


    Original     		PDF AN1543/D AN1543 AN1543/D* schematic diagram of energy saving lamps 25 watts Motorola, AN1049 ELECTRONIC BALLAST 150 W HID DIAGRAM Motorola Bipolar Power Transistor Data schematic diagram Electronic Ballast HID Motorola, eb407 Basic Halogen Converter EB407 Basic Halogen Converter FT1603A transistor bc557 eb407

    transistor Electronic ballast "INDUCTION LAMP"

    Abstract: schematic diagram Electronic Ballast HID MC14046 vogt m4 MJE18605D2 schematic diagram of energy saving lamps 25 watts vogt toroid siemens 230 gas discharge tube induction lamp ballast an1543
    Text: AN1543/D Electronic Lamp Ballast Design Prepared by: Michaël Bairanzade http://onsemi.com APPLICATION NOTE ABSTRACT With a continuous growth rate of 20% per year, electronic lamp ballasts are widely spread over the world. Even though the light out of a fluorescent tube has a discontinuous


    Original     		PDF AN1543/D transistor Electronic ballast "INDUCTION LAMP" schematic diagram Electronic Ballast HID MC14046 vogt m4 MJE18605D2 schematic diagram of energy saving lamps 25 watts vogt toroid siemens 230 gas discharge tube induction lamp ballast an1543

    panasonic inverter manual

    Abstract: QTC 4N32 circuit diagram of luminous inverter ELECTRONIC BALLAST 1 T5 LAMP SCHEMATIC Electronic ballast 58W panasonic frequency inverter manual 58w electronic ballast dual panasonic inverter operating manual qtc4n32 circuit diagram T5 Ballast
    Text: May 1999 Application Note 42044 58W Single Lamp Dimming Ballast INTRODUCTION This Application Note contains all the information necessary to convert an ML4835EVAL-L Evaluation Board into a low cost, high performance ballast capable of dimming IEC 58W lamps to within 5% of full luminous


    Original     		PDF ML4835EVAL-L ML4835 187VRMS 253VRMS panasonic inverter manual QTC 4N32 circuit diagram of luminous inverter ELECTRONIC BALLAST 1 T5 LAMP SCHEMATIC Electronic ballast 58W panasonic frequency inverter manual 58w electronic ballast dual panasonic inverter operating manual qtc4n32 circuit diagram T5 Ballast

    IRPLLNR1

    Abstract: SCHEMATIC WITH IR2153 SCHEMATIC WITH IR2153 protection power supply using IR2153 IR2153 40w electronic ballast circuit diagram ir2153 overcurrent protection ir2153 application ballast on IR2153 BALLAST IR2153
    Text: Reference Design Data Sheet August, 1997 IRPLLNR1 TM POWIRLIGHT REFERENCE DESIGN : LINEAR BALLAST Features • • • • • • • • Drive 2X40WT12 Universal Input (90-255Vac) High Power Factor (0.99) & Low THD High-Frequency Operation (40kHz) Lamp Filament Preheating


    Original     		PDF 2X40WT12 90-255Vac) 40kHz) IR2153 IR2153 IRPLLNR1 SCHEMATIC WITH IR2153 SCHEMATIC WITH IR2153 protection power supply using IR2153 40w electronic ballast circuit diagram ir2153 overcurrent protection ir2153 application ballast on IR2153 BALLAST IR2153

    M140 Blue Laser Diode

    Abstract: 12 volt electronic ballast for fluorescent light ledinta0350c425 philips xitanium 150W 1-10V XI040C070V056CNJ1 M140 laser diode t5 94v-0 tv philips
    Text: Lighting Electronics Atlas A Full Line Catalog of LED Drivers, LED Modules, Ballasts and Lighting Controls 2014-2015 Contents Philips Advance LED Drivers Page 1-1 Philips LED Modules Page 2-1 Philips Advance Electronic Fluorescent Ballasts Page 3-1 Philips Advance Electronic Fluorescent Controllable Ballasts


    Original     		PDF F40BX FT40DL/RS FT50W/2G11/RS PL-L50W F50BX/RS FT55W/2G11 PL-L55W F55BX FT55DL 6-39W M140 Blue Laser Diode 12 volt electronic ballast for fluorescent light ledinta0350c425 philips xitanium 150W 1-10V XI040C070V056CNJ1 M140 laser diode t5 94v-0 tv philips

    26W TC-DEL LAMP

    Abstract: phase control of triac in light dimmer schematic diagram 120v ballast Ballast design assistant electronic dimmer IC ferrite n27 e20/10/6 power supply ELECTRONIC BALLAST compact LAMP SCHEMATIC irf730 mosfet EF20 2.3mh SCHEMATIC simple 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     		PDF IR2156 PD60182-B IR2156 26W TC-DEL LAMP phase control of triac in light dimmer schematic diagram 120v ballast Ballast design assistant electronic dimmer IC ferrite n27 e20/10/6 power supply ELECTRONIC BALLAST compact LAMP SCHEMATIC irf730 mosfet EF20 2.3mh SCHEMATIC simple dimmer

    circuit diagram electronic choke for tube light

    Abstract: Motorola, AN1049 BALLAST MOTOROLA AN1049 fluorescent F40T12 electronic ballast schematic mps 0924 3C6A material from Ferroxcube 40 w electronic tube light choke diac SBS 14
    Text: O rder th is docum ent MOTOROLA by AN1049/D SEMICONDUCTOR TECHNICAL DATA AN1049 The Electronic Control of Fluorescent Lamps Prepared by Michael BaJranzade, Power Semiconductor Applications, Motorola Toulouse, France Edited by Jim Nappe and Jim Spangler


    OCR Scan     		PDF AN1049/D BUL45 F40T12 AN1049/D circuit diagram electronic choke for tube light Motorola, AN1049 BALLAST MOTOROLA AN1049 fluorescent electronic ballast schematic mps 0924 3C6A material from Ferroxcube 40 w electronic tube light choke diac SBS 14