DC-AC INVERTER UNIT PS-DA0253-01-E-B (9 W DUAL OUTPUTS) (PRELIMINARY INFORMATION) 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 -30°C ~ +85°C (for Sharp LQ080Y5DR02 only, for other display please request factory) Storage Temperature Range Humidity -35°C ~ +85°C 95 %RH max DIMENSIONS : 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 Part Discription PCB Connector CN1 Qty. 1 1 Material UL94V-0 (FR-4 or CEM-3) 53261-0790 Note t=1m m Molex or equal 3 Connector CN2 1 SM04(4.0)B-BHS-1-TB JST or equal Output side CN2 Input side CN1: Pin No. CN 1-1+2 CN 1-3+4 Symbols Vin GND Ratings 10.8 ~ 13.2 Vdc CN 1-5 Vrm t CN 1-6 Vbr 0 ~ 0.4 = OFF / 2.5 ~ Vin = ON 0 ~ 1.8 Vdc CN 1-7 Vbr 0 ~ 10kOhm Pin No. CN 2-1 CN 2-2 CN 2-3 Symbols Vhigh Vhigh N.C. Ratings 470 Vrms (5.0 mArms) 470 Vrms (5.0 mArms) - CN 2-4 Vlow (GND) Power Systems – The Power Solution Web: Email: www.Power-Systems.de [email protected] All specification are subject to change without notice. Address: Dörnet 8 ; 74360 Ilsfeld-Auenstein / Germany Tel. : + 49 / 70 62 / 67 59 - 6 Fax: + 49 / 70 62 / 67 59 - 800 Page (1) Version 1.0, 26 May 2006 DC-AC INVERTER UNIT PS-DA0253-01-E-B (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 Tsd 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 0 ~ +50 5±0.25 0 ~ +50 5±0.25 0 ~ +50 5±0.25 0 ~ +50 5±0.25 0 ~ +50 5±0.25 0 ~ +50 Specification Min. Typ. Max. 4.5 1.7 32.5 1.500 - 5.0 2.0 0.75 40 1.800 1.0 5.5 2.4 1.0 47.5 1.900 - Unit mArms mArms Adc kHz Vrms sec Note Duty 100% Vbr = 1.8Vdc without load 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 Iout (mArm 4,0 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 F Iin A 1000:1 PROBE F Vopen V ~ SW 1 CN1-1 CN1-2 V CN1-3 CN2-1 CN1-4 Vrmt 0 / 5 Vdc V b RL2 SW1 CL2 A Iout ~ a V Rbr 0 ~ 10 kOhm b b SW2 Operation of unit a Vbr 0 ~ 1.8 Vdc dimming b Rbr 0 ~ 10 kOhm dimming RL1 CN1-5 2 Vbr 0 ~ 1.8 Vdc Operation Non operation SW3 T1 CN2-2 a Operation of unit a CL1 A ~ Iout1 SW4 SW2 CN1-6 CN2-4 CN1-7 Power Systems – The Power Solution Web: Email: www.Power-Systems.de [email protected] All specification are subject to change without notice. Address: Dörnet 8 ; 74360 Ilsfeld-Auenstein / Germany Tel. : + 49 / 70 62 / 67 59 - 6 Fax: + 49 / 70 62 / 67 59 - 800 Page (2) Version 1.0, 26 May 2006