PS-DA0253-240-B

DC-AC INVERTER UNIT PS-DA0253-240-B(S) (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, either for LCD Monitor or Industrial PC. Optimized for Sharp: LQ121K1LG11 APPLICABLE LCD: 10 to 15 inches dual lamp type Lamp Voltage 660 Vrms Lamp Current 2 x 6.5 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 compliant (S) TEMPERATURE & HUMIDITY : Operating Temperature Range Storage Temperature Range Humidity DIMENSIONS : LxBxH Pin1 -10°C ~ +50°C -20°C ~ +85°C 95 %RH max 153 x 22 x 10 mm Pin1 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 Description PCB Connector CN1 Connector CN2 ~ CN3 Qty. 1 1 2 Material UL94V-0 (FR-4 or CEM-3) 53261-0790 SM02(8.0)B-BHS-1-TB Note t=1.6m m Molex or equal JST or equal Input side CN1: Pin No. Symbols Ratings Vin 10.8 ~ 13.2 Vdc CN 1-1+2 GND CN 1-3+4 Vrm t 0 ~ 0.4 = OFF / 2.5 ~ Vin = ON CN 1-5 Vbr 0 ~ 1.8 Vdc CN 1-6 CN 1-7 Vbr 0 ~ 10kOhm Output side CN2 ~ CN3: Pin No. Symbols Ratings Vhigh 660 Vrm s (6.5 m Arm s ) CN 2-1 N.C. CN 2-2 Vlow (GND) CN 2-3 Power Systems – The Power Solution Web: Email: www.Power-Systems.de Info@Power-Systems.de Page (1) Address: Hauptstr. 48 ; 74360 Ilsfeld-Auenstein / Germany Tel. : + 49 / 70 62 / 67 59 - 6 Fax: + 49 / 70 62 / 67 59 - 800 Version 1.0, 30th June 2008 All specifications are subject to change without notice. DC-AC INVERTER UNIT PS-DA0253-240-B(S) (9 W DUAL OUTPUTS) ELECTRICAL CHARACTERISTICS : Conditions Parameters Output Current Output Current Input Current Frequency Open Circuit Voltage No Load Shutdown Symbols Iout Iout Iin F Vopen Ts d Vin (V) 12±1.2 12±0.6 12±1.2 12±1.2 11.4 12±1.2 Vbr (V) 0.0 1.8 0.0 0.0 0.0 0.0 Tu (°C) 0 0 0 0 0 0 ~ +50 ~ +50 ~ +50 ~ +50 ~ +50 ~ +50 Min. 6.0 1.3 32.5 1.500 1.0 Specification Typ. 6.5 2.0 0.75 40 1.700 Max. 7.0 2.7 1.0 47.5 1.900 Unit m Arm s m Arm s Adc kHz Vrm s s ec Note Dut y 100% (PRELIMINARY INFORMATION) wit hout load Note 1 : Please keep minimum of 2mm clearance (all directions) between inverter high voltage area as marked on mechanical drawing and any conductors. TEST CIRCUIT : F Iin V F CN2-1 1000:1 PROBE SW3 Vopen V ~ Vin 10.8 ~ 13.2 V A CN1-1 CN1-2 CN1-3 CN2-2 T1 CN2-3 N.C. RL1 CL1 Vrmt 0 / 5 Vdc V CN1-4 a b SW1 CN1-5 A ~ SW4 Iout 1 SW5 CN3-1 c Vbr 0 ~ 1.8 Vdc V CN1-6 d SW2 CN3-2 N.C. RL1 CL1 Rbr 0 ~ 10 kOhm A ~ CN1-7 CN3-2 SW6 Iout 2 SW 1 a b Operation of unit Operation Non operation SW2 c b Operation of unit Vbr 0 ~ 1.8 Vdc dimming Rbr 0 ~ 10 kOhm dimming Power Systems – The Power Solution Web: Email: www.Power-Systems.de Info@Power-Systems.de Page (2) Address: Hauptstr. 48 ; 74360 Ilsfeld-Auenstein / Germany Tel. : + 49 / 70 62 / 67 59 - 6 Fax: + 49 / 70 62 / 67 59 - 800 Version 1.0, 30th June 2008 All specifications are subject to change without notice.