TAIYO YUDEN KLS-150A-RH RoHS LCD Backlight Driver Model COMPLIANT 12 Volt Input Dual Tube CCFT Inverter Brightness Control Physical Specifications Dimensions: 120mm x 40mm x 10.0mm (4.72" x 1.57" x 0.39") Operating Temp: 0 to 60C, convection cooling Relative Humidity: 20% to 90%, non-condensing Storage: -20 to 85C/5-95% RH non-condensing Impact Resistance: 50G half wave per 2 msec Vibration Resistance: 10-55-10 Hz/min @ 1.5mm Input Specifications* Item Condition Standard -- Continuous Operation Starting Condition (Discharge Starting Voltage) 12 Vdc 10.8 V - 13.2 V 10.8 V - 13.2 V Max. Input Current VIN = 12 Vdc Luminance @ Max. 1.2 A Typ. Max. Input Power VIN = 12 Vdc Luminance @ Max. 16 W Max. DC-Bright IOUT = Max IOUT = Min 3.3 V 0V On/Off Input Current On VCONT = 3.0 - 5.0 V IMAX = 0.1 mA Off VCONT = GND-0.8 Vdc IMAX = 16 A Input Voltage Rated Tolerance *Above Specifications Occur @ 25 5C Output Specifications* Item Output Voltage (Vrms) Starting Voltage (Vrms) Tube Current for per Lamp (mArms) Condition Standard VIN = 12 Vdc VIN = 10.8 Vdc Luminance Luminance Luminance Luminance @ @ @ @ Max. (High) Max. (Low) Min. (High) Min. (Low) MIN TYP MAX -- 930 -- 2000 -- -- -- -- -- -- 6.5 4.0 3.0 2.0 -- -- -- -- Max. Power Output for 2 Lamps (W) VIN = 12 Vdc/Luminance @ Max. -- 13 -- Ignition Frequency (kHz) Luminance @ Max. 40 55 80 *Above specifications occur @ 25 5C. Model KLS-150A-RH Luminance Variance Item Condition Applied Voltage Output Current Luminance @ Max. (High) Vbr= 3.3 V, Vsel = 5.0 V 6.5 mA (one lamp) Luminance @ Max. (Low) Vbr= 3.3 V, Vsel = 0 V 4 mA (one lamp) Luminance @ Min. (High) Vbr= 0 V, Vsel = 5.0 V 3 mA (one lamp) Luminance @ Min. (Low) Vbr= 0 V, Vsel = 0 V 2 mA (one lamp) (c) 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 10.8 - 13.2 V On/Off 0 / 5.0 V VBR 0 - 3.3 V 0 / 5.0 V SW SW VIN VIN VIN GND GND On/Off VBR SEL CCFT HIGH CCFT LOW 1 2 CN2 CCFT CCFT HIGH CCFT LOW 1 2 CN3 CCFT INVERTER 1 2 3 4 5 6 7 8 VIN DC Output Connector CN2, CN3 SM02B-BHSS-1-TB (JST) or Equivalent Input Connector CN1 53261-0890 (Molex) or Equivalent 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. Iout = 6.5mA (Vin = 12V, On/Off = 5V, Vbr = 3.3V, Vsel = 5V) 1 VIN 1 VIN 2 VIN 2 VIN 3 VIN VIN = 12 Vdc VIN 4 GND 5 GND 6 On/Off 7 VBR 8 VSEL VIN = 12 Vdc On/Off = 5 Vdc 4 GND 5 GND 6 On/Off On/Off = 5 Vdc VBR = 3.3 Vdc VBR = 3.3 Vdc 7 VBR VSEL = 5 Vdc VSEL = 0 Vdc 8 Iout = 3mA (Vin = 12V, On/Off = 5V, Vbr = 0V, Vsel = 5V) 3 Iout = 4mA (Vin = 12V, On/Off = 5V, Vbr = 3.3V, Vsel = 0V) VSEL 1 VIN 1 VIN 2 VIN 2 VIN 3 VIN VIN = 12 Vdc 3 VIN 4 GND 5 GND 6 On/Off 7 VBR 8 VSEL Iout = 2mA (Vin = 12V, On/Off = 5V, Vbr = 0V, Vsel = 0V) VIN = 12 Vdc On/Off = 5 Vdc 4 GND 5 GND 6 On/Off On/Off = 5 Vdc VBR = 0 Vdc VBR = 0 Vdc 7 VBR VSEL = 5 Vdc VSEL = 0 Vdc 8 VSEL (c) 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