DC-AC INVERTER UNIT
PS-DA0253-146-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: LQ08453DG01 APPLICABLE LCD: 10 to 15 inches dual lamp type Lamp Voltage 380 Vrms Lamp Current 2 x 6 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 : LxWxH -30°C ~ +85°C (for Sharp LQ08453DG01 only, -35°C ~ +85°C 95 %RH max
for other display please request factory)
(PRELIMINARY INFORMATION)
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 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
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 1.0.1, 20th October 2008
All specifications are subject to change without notice.
DC-AC INVERTER UNIT
PS-DA0253-146-B (9 W DUAL OUTPUTS)
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
(PRELIMINARY INFORMATION)
Output side CN2 Pin No. CN 2-1 CN 2-2 CN 2-3 CN 2-4 Symbols Vhigh Vhigh N.C. Vlow Ratings 380 Vrm s (6 m Arm s ) 380 Vrm s (6 m Arm s ) (GND)
ELECTRICAL CHARACTERISTICS :
Parameters Output Current Output Current Input Current Frequency Open Circuit Voltage No Load Shutdow n 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 Conditions Vrmt Tu (°C) (V) 5±0.25 -30 ~ +85 5±0.25 -30 ~ +85 5±0.25 -30 ~ +85 5±0.25 -30 ~ +85 5±0.25 -30 ~ +85 5±0.25 -30 ~ +85 Specification Min. 5.4 2.7 32.5 1.500 Typ. 6.0 3.0 0.75 40 1.700 1.0 Max. 6.6 3.4 1.0 47.5 1.900 Unit m Arm s m Arm s Adc kHz Vrm s s ec Note
Dut y 100 % V b r = 1.8V d c
wit ho ut lo ad
Note 1 :
Please keep minimum of 2mm clearance (all directions) between inverter high voltage area as marked on mechanical drawing and any conductors. The Operating Temperature Range -30 ~ +85°C is only for Sharp display LQ08453DG01, for all other display please request factory.
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: Hauptstr. 48 ; 74360 Ilsfeld-Auenstein / Germany Tel. : + 49 / 70 62 / 67 59 - 6 Fax: + 49 / 70 62 / 67 59 - 800
Version 1.0.1, 20th October 2008
All specifications are subject to change without notice.
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