DC-AC INVERTER UNIT PS-DA0253-248(S) (9 W DUAL OUTPUTS) (PRELIMINARY INFORMATION) DESCRIPTION : This DC/AC Inverter is developed for notebook computers and other kinds of TFT displays with CCFL backlight system. Optimized for Chi Mei: G104X1-L01 APPLICABLE LCD: 10 to 15 inches dual lamps Lamp voltage 460 Vrms Lamp current 2 x 7.0 mArms Lamp Start Up Voltage 1.700 Vrms (Vin : 12 Vdc) FEATURES : Current feedback circuit High efficiency Low noise with voltage resonant circuit Regulated output current RoHS complaint (S) TEMPERATURE & HUMIDITY : Operating Temperature Range Storage Temperature Range Humidity DIMENSIONS : LxWxH -20°C ~ +60°C -20°C ~ +85°C 95 %RH max 153 x 21.5 x 10 mm Pin1 Unit : mm Weight :40 (g) typ. Pin1 Note: Please use plastic screw in case of a non-insulating mounting base! Components No. 1 2 3 Part Discription PCB Connector CN1 Connector CN2 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 Vbr Vbr Qty. 1 1 1 Material UL94V-0 (FR-4 or CEM-3) 53261-0790 SM03(4.0)B-BHS-1-TB Output side CN2 Pin No. Symbols Vlow CN 2-1 Vhigh CN 2-2 Vhigh CN 2-3 Ratings 10.8 ~ 13.2 Vdc 0 ~ 0.4 = OFF / 2.5 ~ Vin = ON 0 ~ 1.8 Vdc 0 ~ 10kOhm Note 1,6 m m Molex or equal JST or equal Ratings (GND) 460 Vrm s (7.0 m Arm s ) 460 Vrm s (7.0m Arm s ) 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 1.0.1, 21st May 2014 DC-AC INVERTER UNIT PS-DA0253-248(S) (9 W DUAL OUTPUTS) (PRELIMINARY INFORMATION) ELECTRICAL CHARACTERISTICS : Parameters Symbols Output Current Output Current Input Current Frequency Open Circuit Voltage No Load Shutdown Iout Iout Iin F Vopen Ts d Note 1 : Vin (V) 12±1.2 12±0.6 12±1.2 12±1.2 11.4 12±1.2 Conditions Vrmt Tu (°C) (V) 5±0.25 -20 ~ +60 5±0.25 -20 ~ +60 5±0.25 -20 ~ +60 5±0.25 -20 ~ +60 5±0.25 -20 ~ +60 5±0.25 -20 ~ +60 Specification Min. Typ. Max. 6.0 2.0 32.5 1.500 - 7.0 2.5 0.75 40 1.700 1.0 7.5 3.0 1.0 47.5 1.900 - Unit Note m Arm s m Arm s Adc kHz Vrm s s ec Dut y 100% V br = 1.8V dc wit hout load Please keep a minimum of 2mm clearance in all directions between inverter high voltage areas and any conductors. TEST CIRCUIT : SW 1 Operation of unit a Operation b Non operation SW2 Operation of unit a Vbr 0 ~ 1.8 Vdc dimming b Rbr 0 ~ 10 kOhm dimming 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 1.0.1, 21st May 2014