AC8-12-1477 ACIPOWER | Alldatasheet
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397 Route 281 - P.O. BOX 1175 Tully, New York 13159-1175 Phone: (315) 696-6676 Fax: (315) 696-9923 PRODUCT OVERVIEW SHEET - PAGE 1 OF 2 www.acipower.com CCFL INVERTER 09/08/04 (For Quad Tube Applications) z z zg 8 a GENERAL DESCRIPTION s all The AC8 series is a low cost high performance inverter [eso | [] solution featuring various output connector formats Am || that are compatible with many of the popular Vo lal quad-tube flatpanel displays. Lo} o : This AC8 is designed to power typically 4 CCFL's up to See) A 4 power levels of 20 watts from a nominal +12V source. Tot TOR VIEW q Enable control is accomplished @ pin 5 of CON1. In Loh bd] addition, a +5V reference voltage is available @ pin 7 . of CON1 for external use. Ge ‘ - uw | -
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If desired, the pwm dimming frequency of the inverter 8 a (ma o 8 oO 64 can be synchronized to the LCD frame rate via pin 8 of ay 8 (> © | CON. @ L All outputs are open and short circuit protected. | LH I i i 1 MECHANICAL / ENVIRONMENTAL ner Li Weight = 40 grams @ Altitude = 10,000 Ft maximum [ con | | Humidity < 85% non-condensing Size (L x W x H) = 6.34 IN x 1.26 IN x 0.360 IN g 3 PCB thickness = 0.062 IN . o * Fa Mounting Holes = 0.138 IN diameter (X2) ° Input Power & Control Connecter = CON1 INPUT CONNECTOR OUTPUT CONNECTORS CCFL Output Connecter(s) = CON2 - CON3 MONex_ss261-0800 Sst Swoss 0)8-BHS-1-TB PIN # FUNCTION PIN # FUNCTION 1 +12V(PWR) 1 CCFL 1(3) HOT 2 +12V(PWR) 2 CCFL 24) HOT
3 GND(PWR) 3 NO
4 GND(PWR) 4 CCFL 1,434) COLD
5 ENABLE
6 VONTL
8 VSYNC IN
CONCEPTSinc. AC8-1 2-1 477 397 Route 281 - P.O. BOX 1175 Tully, New York 13159-1175 Phone: (315) 696-6676 Fax: (315) 696-9923 PRODUCT OVERVIEW SHEET - PAGE 2 OF 2 www.acipower.com MAXIMUM RATINGS* 09/08/04 Symbol _ Parameter _ 7 Value Unit Vin Supply Voltage (Referenced to Ground) - | -0.7 to 14 Vde Vip | Voltage applied to any Input Pin (Referenced to Ground) 1971057 | Vde “op Current sourced or sinked from any Output | Pin re +/- 10 : | mAdc | Pin Input Power (Dc Input Voltage x DC Input Current) 27 a ow Top Operating Temperature (stil air ambient around Inverter) ~ | Oto +70 | DegC Tstg | Storage Temperature - | 201 to+105 T DegC * Maximum Ratings are those values beyond which damage to the inverter may occur RECOMMENDED OPERATING CONDITIONS _Symbol Z Parameter _ - Min Max Unit Vin Supply Voltage (Referenced to Ground) 7 — 10.8 c 13.2 | Vde tv | Cold Cathode Flourescent Lamp Sustaining Voltage \\ 525 | 875, ai “Vrms ! VSyif Vertical Sychronization Input Frequency a 48 62 Hz Vent! | Intensity Control Voltage [05 | 45 | Vde_
ELECTRICAL CHARACTERISTICS
Vin = +12V, Lsv = 700Vrms, Ventl = +4.5V, ENon = +4.5V unless otherwise specified Symbol | Parameter Test Conditions Min 4 Max Unit : Lstart Lamp Starting Voltage OO 1800 | i i Vrms ~“Lout | Lamp Output Current _ 7 OS ~ 1 625) 7.75 | mArms: Lireq 7 Lamp-Current Frequency . | 43 53 ia Khz “Pfreq | PWM Dimming Frequency : Ventl (Pin 6) = +2.5V en r _—e | Vsync-In (Pin 8) = OV 95 | 101 Hz | Vsyne-In (Pin 8) = 60Hz 119.8 120.2 Hz Pde PWMDuty Cycle Range _—|_ Vent! (Pin 6) =0.5 to “VO 100 om 'ENoff Enable Control, unit OFF (Pin 5) Or | Vide Non | Erbe GmtehuitONPn8) 8 VSYhi Vertical Sync In HI Level (Pin 8) ee Oo 07 | Vde VSYlo | Vertical Sync In LO Level (Pin 8) | 38 | 5.0 | Vdc +5Vout_ +5V Reference Out (Pin 7)_ 10k load to ground 46 53 (do lin Input Current Draw ee ae 7 t 20 | Adc | Eff | Electrical Efficiency | 90 %