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| DC-AC INVERTER UNIT PS-DA0253-01-E-B (9 W DUAL OUTPUTS) DESCRIPTION : This DC to AC Inverter was developed for many other low LCD Backlight power supply as low profile applications. Optimized for Sharp: LQ080Y5DR02 APPLICABLE LCD: 10 to 15 inches dual lamp type Lamp Voltage 470 Vrms Lamp Current 2 x 5.0 mArms Lamp Start Up Voltage 1.800 Vrms (Vin : 12 Vdc) FEATURES : Current Feedback Circuit High Efficiency Low noise with voltage resonant circuit Regulated output current TEMPERATURE & HUMDITY : Operating Temperature Range Storage Temperature Range Humidity DIMENSIONS : Pin1 (PRELIMINARY INFORMATION) -30C ~ +85C (for Sharp LQ080Y5DR02 only, for other display please request factory) -35C ~ +85C 95 %RH max Pin1 Unit : mm Weight :40 (g) typ. 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 Qty. 1 1 1 Material UL94V-0 (FR-4 or CEM-3) 53261-0790 SM04(4.0)B-BHS-1-TB Note t=1m m Molex or equal JST or equal Input side CN1: Pin No. CN 1-1+2 CN 1-3+4 CN 1-5 CN 1-6 CN 1-7 Symbols Vin GND Vrm t Vbr Vbr Ratings 10.8 ~ 13.2 Vdc 0 ~ 0.4 = OFF / 2.5 ~ Vin = ON 0 ~ 1.8 Vdc 0 ~ 10kOhm Output side CN2 Pin No. CN 2-1 CN 2-2 CN 2-3 CN 2-4 Symbols Vhigh Vhigh N.C. Vlow Ratings 470 Vrms (5.0 mArms) 470 Vrms (5.0 mArms) (GND) Power Systems - The Power Solution Web: Email: www.Power-Systems.de Info@Power-Systems.de Page (1) Address: Dornet 8 ; 74360 Ilsfeld-Auenstein / Germany Tel. : + 49 / 70 62 / 67 59 - 6 Fax: + 49 / 70 62 / 67 59 - 800 Version 1.0, 26 May 2006 All specification are subject to change without notice. DC-AC INVERTER UNIT PS-DA0253-01-E-B (9 W DUAL OUTPUTS) ELECTRICAL CHARACTERISTICS : Conditions Vrmt Tu (C) (V) 50.25 0 ~ +50 50.25 0 ~ +50 50.25 0 ~ +50 50.25 0 ~ +50 50.25 0 ~ +50 50.25 0 ~ +50 Specification Min. 4.5 1.7 32.5 1.500 Typ. 5.0 2.0 0.75 40 1.800 1.0 Max. 5.5 2.4 1.0 47.5 1.900 Unit mArms mArms Adc kHz Vrms sec Note Duty 100% Vbr = 1.8Vdc (PRELIMINARY INFORMATION) Parameters Output Current Output Current Input Current Frequency Open Circuit Voltage No Load Shutdown Symbols Iout Iout Iin F Vopen Tsd Vin (V) 121.2 120.6 121.2 121.2 11.4 121.2 without load Note 1 : Please keep minimum of 2mm clearance (all directions) between inverter high voltage area as marked on mechanical drawing and any conductors. DIMMING CHARACTERISTICS (Reference) 6,0 5,0 4,0 Iout (mArm 3,0 2,0 1,0 0,0 0,0 0,4 0,7 1,1 1,4 1,8 Vbr (VDC) TEST CIRCUIT : Vin 10.8 ~ 13.2 V A Iin V F F 1000:1 PROBE Vopen V ~ CN1-1 CN1-2 CN1-3 CN2-1 SW 1 a b SW3 CN2-2 Operation of unit Operation Non operation Vrmt 0 / 5 Vdc V CN1-4 T1 a b a SW1 CN1-5 SW2 RL2 A Iout ~ 2 SW4 RL1 CL2 CL1 Operation of unit Vbr 0 ~ 1.8 Vdc dimming Rbr 0 ~ 10 kOhm dimming a b A ~ Iout1 Vbr 0 ~ 1.8 Vdc V b SW2 CN1-6 CN2-4 Rbr 0 ~ 10 kOhm CN1-7 Power Systems - The Power Solution Web: Email: www.Power-Systems.de Info@Power-Systems.de Page (2) Address: Dornet 8 ; 74360 Ilsfeld-Auenstein / Germany Tel. : + 49 / 70 62 / 67 59 - 6 Fax: + 49 / 70 62 / 67 59 - 800 Version 1.0, 26 May 2006 All specification are subject to change without notice. |
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