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| DC-AC INVERTER UNIT PS-DA0253-252-B(S) (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: LQ121K1LG11 (PRELIMINARY INFORMATION) APPLICABLE LCD: 10 to 15 inches dual lamp type Lamp Voltage 515 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 -30C ~ +80C -30C ~ +85C 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 Rbr 0 ~ 10kOhm CN 1-7 Output side CN2 ~ CN3 Pin No. Symbols Ratings Vhigh 515 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, 11th Septembert 2007 All specifications are subject to change without notice. DC-AC INVERTER UNIT PS-DA0253-252-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) 121.2 120.6 121.2 121.2 11.4 121.2 Vbr (V) 0.0 1.8 0.0 0.0 0.0 0.0 Tu (C) -30 -30 -30 -30 -30 -30 ~ +80 ~ +80 ~ +80 ~ +80 ~ +80 ~ +80 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 : Note 2: Please keep minimum of 2mm clearance (all directions) between inverter high voltage area as marked on mechanical drawing and any conductors. Other dimming voltage (like 0 ~ 3 Vdc) are available. Please request factory. DIMMING CHARACTERISTICS (Reference) 7,0 6,0 Iout (mArms) 5,0 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 : F Iin V F CN2-1 1000:1 PROBE SW3 Vopen V ~ SW 1 a b Operation of unit Operation Non operation Vin 10.8 ~ 13.2 V A CN1-1 CN1-2 CN1-3 CN2-2 T1 CN2-2 N.C. RL1 CL1 Vrmt 0 / 5 Vdc V CN1-4 a b SW1 CN1-5 A ~ SW4 Iout 1 SW2 c d Operation of unit Vbr 0 ~ 1.8 Vdc dimming Rbr 0 ~ 10 kOhm dimming 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 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, 11th Septembert 2007 All specifications are subject to change without notice. |
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