AC3-12-1902 Datasheet, PDF (2/2 Pages) Applied Concepts Inc. – The AC3-12-1902 is designed to power 2 CCFLs to a nominal power level of 12 Watts from a +12V source.

397 Route 281 ± P.O. Box 1175
Tully, New York 13159-1175
Phone: [phone]
Fax: [phone]
Email: [e-mail]
www.acipower.com
AC3-12-1902
PRODUCT DATA SHEET
02/03/10
MAXIMUM RATINGS*
Symbol
Parameter
Value
Vin
Supply Voltage (Referenced to Ground)
-0.7 to 14.0
Vip
Voltage applied to any Input Pin (Referenced to Ground)
-0.7 to 5.7
Iop
Current sourced or sinked from any Output Pin
+/- 10
Pin
Input Power (DC Input Voltage x DC Input Current)
16.3
Top
Operating Temperature (Still air ambient around Inverter)
Tstg
Storage Temperature
0 to +70
-40 to +105
*Maximum Ratings are those values beyond which damage to the inverter may occur.
RECOMMENDED OPERATING CONDITIONS
Symbol
Parameter
Vin
Supply Voltage (Referenced to Ground)
Lsv
Cold Cathode Fluorescent Lamp Sustaining Voltage
VSYif
Vertical Synchronization Input Frequency
Vcntl
Intensity Control Voltage
Min Max
10.8 13.2
562
938
48
62
0.5
4.5
Unit
Vdc
Vdc
mAdc
W
°C
°C
Unit
Vdc
Vrms
Hz
Vdc
ELECTRICAL CHARACTERISTICS
Vin = +12.0V, Lsv = 750Vrms, Vcntl = +4.5V, Enable = +5V unless otherwise specified
Symbol
Parameter
Test Conditions
Min
Lstart Lamp Starting Voltage
Open Circuit
2000
Lout
Lamp Output Current
7.2
Lfreq Lamp-Current Frequency
37.8
Pfreq PWM Dimming Frequency
Vcntl (PIN 6) = +2.5V
Vsync-In (Pin 8) = 0V
95
Vsync-In (PIN 8) = 60 Hz
119.8
Pdc
PWM Duty Cycle Range
Vcntl (PIN 6) = +0.5 to
0
+4.5V
ENoff Enable Control
unit OFF (Pin 5)
ENon Enable Control
unit ON (PIN 5)
2.0
VSYhi Vertical Sync In
HI Level (PIN 8)
3.5
VSYlo Vertical Sync In
LO Level (PIN 8)
+5Vout +5V Reference Out (PIN 7)
10K Load to Ground
4.6
Iin
Input Current Draw
Eff
Electrical Efficiency
90
Max
8.8
46.2
101
120.2
100
0.8
0.8
5.25
1.3
Unit
Vrms
mArms
KHz
Hz
Hz
%
Vdc
Vdc
Vdc
Vdc
Vdc
Adc
%
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