TAIYO YUDEN
LS680-1
Model
LCD Backlight Driver
12 Volt Input
Four Tube CCFT Inverter
Brightness Control
(8W)
(PWM Dimming 30-100%)
Physical Specifications
Dimensions:
Operating Temp:
Relative Humidity:
Storage:
Impact Resistance:
Vibration Resistance:
160mm x 30mm x 10mm
(6.299" x 1.181" x 0.39")
0 to 60°C, convection cooling
20% to 90%, non-condensing
-20 to 85°C/5-95% RH
50G half wave per 2 msec
10-55-10 Hz/min @ 1.5mm
Input Specifications*
Item
Condition
Standard
Input Voltage
Rated
Tolerance
Max. Input Current
Max. Input Power
On/Off Input Current
—
Continuous Operation
Starting Condition (Discharge Starting Voltage)
V
IN
= 12 Vdc
Luminance @ Max.
V
IN
= 12 Vdc
Luminance @ Max.
On
V
CONT
= 2.0 – Vcc
Off
V
CONT
= GND-0.8 Vdc
12 Vdc
10.8 Vdc - 13.2 Vdc
10.8 Vdc - 13.2 Vdc
2.0 A
24 W
I
MAX
= 4.0 mA
I
MAX
= 50 µA
*Above Specifications Occur @ 25 ± 5ºC
Output Specifications*
Item
Condition
Standard
MIN
TYP
MAX
Output Voltage (Vrms)
Tube Current for 2 Lamps (mArms)
Max. Power Output for 2 Lamps (W)
Ignition Frequency (kHz)
V
IN
= 10.8 Vdc
Luminance @ Max.(V
CONT
= 3.8 V)
Luminance @ Min. (V
CONT
= 2.0 V)
V
IN
= 12 Vdc/Luminance @ Max.
Luminance @ Max.
1500
12.5
—
—
50
1650
14.0
7.5
—
60
—
15.5
—
8.0
70
*Above specifications occur @ 25 ± 5ºC & V
IN
= 10.8 - 13.2 Vdc.
TAIYO-YUDEN [ TAIYO YUDEN (U.S.A.), INC ]
