DC-AC INVERTER UNIT PS-DA0291-298(S) (5,5W DUAL OUTPUTS WITH DIMMING FUNCTION) DESCRIPTION : This DC/AC Inverter is developed for notebook computers and other kinds of TFT displays with CCFL backlight system. Optimized for NEC: NL6448BC20-18D APPLICABLE LCD: 6,5 inches dual lamps Lamp voltage 360 Vrms Lamp current 5.0 mArms Lamp start up voltage 1,250 Vrms (Vin : 12 Vdc) FEATURES : Current feedback circuit High efficiency, optimized for Vin: 13 ~ 16 Vdc Low noise with voltage resonant circuit Regulated output current Signal alarm function Wide input voltage range: 10 ~ 19 Vdc Compatible with CISPR class B radiated emission requirements Philips part number on label: 453564176811 RoHS compliant (S) TEMPERATURE & HUMIDITY : Operating temperature range Storage temperature range Humidity Altitude DIMENSIONS : LxWxH 0°C ~ +65°C -20°C ~ +85°C 95 %RH max 0 ~ 15,000 feet operating altitude range 113 x 25 x 8,5 mm Unit : mm Weight :tbd (g) typ. No components of the back side of PCB Note: Please use plastic screw in case of a non-insulating mounting base! COMPONENTS No. 1 2 Part Description PCB Connector CN1 Qty. 1 1 Material UL94V-0 (FR-4 or CEM-3) 53261-0870 Note t=1.6m m Molex or equal 3 Connector CN2 1 SM04(4.0)B-BHS-1-TB 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 1.2.8, 19th May 2014 DC-AC INVERTER UNIT PS-DA0291-298(S) (5,5W DUAL OUTPUTS WITH DIMMING FUNCTION) Input side CN1: Output side CN2 Pin No. CN 1-1+2 CN 1-3+4 Symbols Vin GND CN 1-5 Vrmt CN 1-6 CN 1-7 CN 1-8 Vbr Vbr-GND Ratings 10.0 ~ 19.0 Vdc 0 ~ 0.4 = OFF / 2.5 ~ Vin = ON 0~2.5 Vdc GND Vst 0 Vdc / 5 Vdc Pin No. CN 2-1 CN 2-2 CN 2-3 Symbols Vhigh Vhigh N.C. Ratings 360 Vrms (5.0 mArms) 360 Vrms (5.0 mArms) - CN 2-4 Vlow (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 Iout Output Current Specification Unit Note 5.5 mArms 0 Vdc = max. Brightness Vin (V) Vbr (V) Tu (°C) Min. Typ. Max. 13 ~ 18 0.0 0 ~ +65 4.5 5.0 Iout 13 ~ 18 2.5 0 ~ +65 1.2 1.7 2.2 mArms (26 * 100%) Input Current Iin 13 ~ 18 0.0 0 ~ +65 - 0.46 0.70 Adc @ 12 Vdc Frequency F 13 ~ 18 0.0 0 ~ +65 51 58.5 66 kHz Vopen 13 ~ 18 0.0 0 ~ +65 1,100 1,250 1,450 Vrms Tsd 13 ~ 18 0.0 0 ~ +65 - 1.0 - sec Open Circuit Voltage No Load Shutdown Note 1 : Note 2 : Note 3 : without load Please keep a minimum of 2mm clearance in all directions between inverter high voltage areas and any conductors as marked on mechanical drawing. Please provide Vcc before applying any control signals into inverter. Revere the sequence during power off which is control signal off first then Vcc. Dimming input CN1-6 and CN1-7 can also be N.C. 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 1.2.8, 19th May 2014