TAIYO YUDEN
KLS-150A-RH
RoHS
Model
LCD Backlight Driver
COMPLIANT
12 Volt Input
Dual Tube CCFT Inverter
Brightness Control
Physical Specifications
Dimensions:
Operating Temp:
Relative Humidity:
Storage:
Impact Resistance:
Vibration Resistance:
120mm x 40mm x 10.0mm
(4.72" x 1.57" x 0.39")
0 to 60°C, convection cooling
20% to 90%, non-condensing
-20 to 85°C/5-95% RH non-condensing
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
DC-Bright
On/Off Input Current
—
Continuous Operation
Starting Condition (Discharge Starting Voltage)
V
IN
= 12 Vdc
Luminance @ Max.
V
IN
= 12 Vdc
Luminance @ Max.
I
OUT
= Max
I
OUT
= Min
On
V
CONT
= 3.0 – 5.0 V
Off
V
CONT
= GND-0.8 Vdc
12 Vdc
10.8 V - 13.2 V
10.8 V - 13.2 V
1.2 A Typ.
16 W Max.
3.3 V
0V
I
MAX
= 0.1 mA
I
MAX
= 16 µA
*Above Specifications Occur @ 25 ± 5ºC
Output Specifications*
Item
Condition
Standard
MIN
TYP
MAX
Output Voltage (Vrms)
Starting Voltage (Vrms)
Tube Current for per Lamp (mArms)
V
IN
= 12 Vdc
V
IN
= 10.8 Vdc
Luminance
Luminance
Luminance
Luminance
@
@
@
@
Max. (High)
Max. (Low)
Min. (High)
Min. (Low)
—
2000
—
—
—
—
—
40
930
—
6.5
4.0
3.0
2.0
13
55
—
—
—
—
—
—
—
80
Max. Power Output for 2 Lamps (W)
Ignition Frequency (kHz)
*Above specifications occur @ 25 ± 5ºC.
V
IN
= 12 Vdc/Luminance @ Max.
Luminance @ Max.
Model
KLS-150A-RH
Luminance Variance
Item
Condition
Applied Voltage
Output Current
Luminance @ Max. (High)
Luminance @ Max. (Low)
Luminance @ Min. (High)
Luminance @ Min. (Low)
Vbr= 3.3 V, Vsel = 5.0 V
Vbr= 3.3 V, Vsel = 0 V
Vbr= 0 V, Vsel = 5.0 V
Vbr= 0 V, Vsel = 0 V
6.5 mA (one lamp)
4 mA (one lamp)
3 mA (one lamp)
2 mA (one lamp)
© Copyright 2007 TAIYO YUDEN (U.S.A.), INC. Specifications subject to change without notice.
TAIYO YUDEN (U.S.A.), INC.
440 Stevens Avenue, Suite 300 Solana Beach, CA 92075
(858) 350-6800 / Fax: (858) 350-6854
(800) 263-4532
www.t-yuden.com
inverters@t-yuden.com
FM 32227
Model
KLS-150A-RH
Tech Notes
Connection Diagram
KLS-150A-RH
CN1
V
IN
10.8 - 13.2 V
On/Off
0 / 5.0 V
Input Connector CN1
53261-0890 (Molex)
or Equivalent
1
2
3
4
5
6
7
8
V
IN
V
IN
V
IN
GND
GND
On/Off
V
BR
SEL
Output Connector CN2, CN3
SM02B-BHSS-1-TB (JST)
or Equivalent
CCFT
HIGH
CCFT
LOW
1
2
CN2
CCFT
INVERTER
DC
0 / 5.0 V
V
BR
0 - 3.3 V
SW
SW
CCFT
HIGH
CCFT
LOW
1
2
CN3
CCFT
Corresponding Housing
BHSR-02VS-1 (JST)
DC Brightness Control Method*
Maximum output current can be adjusted by applying bias
voltage or using a variable resistor as shown below.
1 V
IN
1 V
IN
2 V
IN
3
V
IN
= 12 Vdc
4
5
6
V
BR
= 3.3 Vdc
7
V
SEL
= 0 Vdc
8
V
IN
GND
GND
On/Off
V
BR
V
SEL
Iout = 6.5mA
(Vin = 12V,
On/Off = 5V,
Vbr = 3.3V,
Vsel = 5V)
2 V
IN
3
V
IN
= 12 Vdc
4
5
6
V
BR
= 3.3 Vdc
7
V
SEL
= 5 Vdc
8
V
SEL
V
BR
GND
GND
On/Off
V
IN
Iout = 4mA
(Vin = 12V,
On/Off = 5V,
Vbr = 3.3V,
Vsel = 0V)
On/Off =
5 Vdc
On/Off =
5 Vdc
1 V
IN
1 V
IN
2 V
IN
3
V
IN
= 12 Vdc
4
5
6
V
BR
= 0 Vdc
7
V
SEL
= 0 Vdc
8
V
IN
GND
GND
On/Off
V
BR
V
SEL
Iout = 3mA
(Vin = 12V,
On/Off = 5V,
Vbr = 0V,
Vsel = 5V)
2 V
IN
3
V
IN
= 12 Vdc
4
5
6
V
BR
= 0 Vdc
7
V
SEL
= 5 Vdc
8
V
SEL
V
BR
GND
GND
On/Off
V
IN
Iout = 2mA
(Vin = 12V,
On/Off = 5V,
Vbr = 0V,
Vsel = 0V)
On/Off =
5 Vdc
On/Off =
5 Vdc
© Copyright 2007 TAIYO YUDEN (U.S.A.), INC. Specifications subject to change without notice.
TAIYO YUDEN (U.S.A.), INC.
440 Stevens Avenue, Suite 300 Solana Beach, CA 92075
(858) 350-6800 / Fax: (858) 350-6854
(800) 263-4532
www.t-yuden.com
inverters@t-yuden.com
FM 32227
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