DC-AC INVERTER UNIT PS-DA0290-310(S) (6,5W DUAL OUTPUTS WITH DIMMING FUNCTION) (PRELIMINARY INFORMATION) DESCRIPTION : This DC/AC Inverter is developed for notebook computers and other kinds of TFT displays with CCFL backlight system. Optimized for Sharp: LQ064V3DG01 APPLICABLE LCD: 6.4 to 15 inches dual lamps Lamp voltage 370 Vrms Lamp current 5.0 mArms Lamp start up voltage 1.250 Vrms (Vin : 12 Vdc) FEATURES : Current feedback circuit High efficiency Low noise with voltage resonant circuit Regulated output current (Option) alarm signal function Wide input voltage range 9,6 ~ 14,4 Vdc RoHS compliant EU directive 2002/95/EC (S) TEMPERATURE & HUMIDITY : Operating Temperature Range Storage Temperature Range Humidity DIMENSIONS : LxWxH -10°C ~ +60°C -30°C ~ +80°C 95 %RH max 114 x 25 x 10 mm Unit : mm Weight : 18 (g) typ. Note: Please use plastic screw in case of a non-insulating mounting base! Components No. 1 2 3 Part Description PCB Connector CN1 Connector CN2 Qty. 1 1 1 Material UL94V-0 (FR-4 or CEM-3) 53261-0890 SM04(4.0)B-BHS-1-TB Note t=1.6m m Molex or equal JST or equal Power Systems – The Power Solution Web: Email: www.Power-Systems.de [email protected] All specifications are subject to change without notice. Address: Hauptstr. 48 ; 74360 Ilsfeld-Auenstein / Germany Tel. : + 49 / 70 62 / 67 59 - 6 Fax: + 49 / 70 62 / 67 59 - 800 Page (1) Version 1.0.6, 21 May 2014 DC-AC INVERTER UNIT PS-DA0290-310(S) (6,5W DUAL OUTPUTS WITH DIMMING FUNCTION) Input side CN1: Pin No. CN 1-1+2 CN 1-3+4 Symbols Vin GND CN 1-5 Vrm t CN 1-6 CN 1-7 Vbr1 / Rbr1 Vbr2 / Rbr2 Ratings 9,6 ~ 14,4 Vdc 0 ~ 0.4 = OFF / 2.5 ~ Vin = ON 0~2.5 Vdc / 0~10 kΩ GND / 0~10 kΩ CN 1-8 NC (Vst 0 Vdc / 5 Vdc) (PRELIMINARY INFORMATION) Output side CN2 Pin No. Symbols Vhigh CN 2-1 Vhigh CN 2-2 N.C. CN 2-3 Vlow CN 2-4 Ratings 370 Vrm s (5.0 m Arm s ) 370 Vrm s (5.0 m Arm s ) (GND) Vst: This is an output pin and it is active high (+5V) if any lamp opens/fails. ELECTRICAL CHARACTERISTICS : Conditions Parameters Symbols Output Current Output Current Input Current Frequency Open Circuit Voltage No Load Shutdown Iout Iout Iin F Vopen Tsd Note 1 : Note 2 : Note 3 : Note 4 : Vin (V) Vbr (V) 9,6 ~ 14,4 9,6 ~ 14,4 9,6 ~ 14,4 9,6 ~ 14,4 9,6 ~ 14,4 9,6 ~ 14,4 2.5 0.0 2.5 2.5 2.5 2.5 Specification Tu (°C) Min. Typ. -10 ~ +60 4.5 -10 ~ +60 1.2 -10 ~ +60 -10 ~ +60 41 -10 ~ +60 1.150 -10 ~ +60 - 5.0 1.7 0.52 49 1.250 1.0 Max. Unit 5.5 mArms 2.2 mArms 0.70 Adc 56 kHz 1.450 Vrms sec Note or Vr = 10kΩ or Vr = 0Ω wit hout load Please keep a minimum of 2mm clearance in all directions between inverter high voltage areas and any conductors Please provide Vcc before applying any control signals into inverter. Reverse the sequence during power off which is control signal off first then Vcc. Resistor dimming: 10kΩ – max. luminance. Option: CCFL – fail signal TEST CIRCUIT : Power Systems – The Power Solution Web: Email: www.Power-Systems.de [email protected] All specifications are subject to change without notice. Address: Hauptstr. 48 ; 74360 Ilsfeld-Auenstein / Germany Tel. : + 49 / 70 62 / 67 59 - 6 Fax: + 49 / 70 62 / 67 59 - 800 Page (2) Version 1.0.6, 21 May 2014