1. SPECIFICATION FOR REFERENCE PART NO. BUYER’S PART NO. FRONTEK CO., LTD : : FIF2064-31A DATE : 2003.02.17 REV NO. : 0 FOR MESSRS : TFT LCD BACKLIGHTING INVERTER 1/4 (FOR LCD 20.1” APPLICATION PURPOSE) 1. Electrical Characteristics 2. Functional Pin Description 3. Mechanical Drawings CONTENTS

2. 2/4 1. Electrical Characteristics P/N0.: FIF2064-31A DATE : 2003.02.17 REV NO. : 0 FRONTEK CO., LTD No. 1 Input Voltage (Vdc) Vin 2 Input Current (A) Iin Vin=15V 3 4 Output Current Each Lmap4,5,6 (mA) 5 Lamp Frequency (kHz) f 6ON/OFF Control ON OFF Vin=15V, ON/OFF=5V Vin=15V, ON/OFF=0V Normal Operation Shunt-down (Lamp off) 7 Dim Adjust (Lamp Current Control) CTRL CTRL=0V,Max Current CTRL=3.3V,Min Current Min. CTRL=0V CTRL=3.3V Vin=15V Iout 4,5,6 0 ~ 5 Volt. Sign. Items (Unit) Max. Condition 14 ~ 16 Vin=15V CTRL=0V Typ. Output Current Each Lmap1,2,3 (mA) Vin=15V Iout 1,2,3 2.12.92.5 1.22.01.6 6.59.07.5 3.05.04.0 405547 CTRL=0V CTRL=3.3V CTRL=0V CTRL=3.3V 6.59.07.5 3.05.04.0 PANEL : LPL 20.1” LM201U02(A3)

3. 3/4 P/N0.: FIF2064-31A DATE : 2003.02.17 REV NO. : 0 2. Functional Pin Description FRONTEK CO., LTD 2.1. Input Connector CN1 : 12505WR-10A00(YEON-HO, JST, MOLEX) Dim Adjust, Apply 0V ~3.3Vdc to Control Lamp Current 0V : 7.5mA, 3.3V : 4.0mA (Each Lamp) Pin No.SymbolDescription 3,4,7,8 1 5 2 6,9,10 CTRL Vin ON / OFF GND Power System Return ( 5V:ON, 0V:OFF ) Input Voltage : 15V GND NC No Connection 2.2. Output Connector CN3,5 : SM04(9-E2)B-BHS-1-TB(JST) CN2,4 : SM02B-BHS-1-TB (JST,YEON-HO,MOLEX) Low Voltage Connection to low side of Lamp. Pin No.SymbolDescription 1 2 Lamp H1 Lamp L1 High Voltage Connection to high side of Lamp. Low Voltage Connection to low side of Lamp. Pin No.SymbolDescription 1 2 Lamp H1 Lamp L1 High Voltage Connection to high side of Lamp. Low Voltage Connection to low side of Lamp. Lamp L2 Lamp H1 High Voltage Connection to high side of Lamp. 3 4 CN3,5 CN2,4

4. 4/4 3.Mechanical Drawings 3-1.P.W.B *. Unit : mm *.Tolerance : ± 0.2mm P/N0.: FIF2064-31A DATE : 2003.02.17 REV NO. : 0 FRONTEK CO., LTD 3-3.Marking BOTTOM OF PCB LABEL PART NO. LOT. NO. *. PART NO. : FIF2064-31A *. LOT NO. : F 3-2.Trans & Insulator TRANS PCB : 1.2 mm Max. 15 Insulator YEAR MONTH DAY LINE CN1 CN3CN5 CN3CN2 1 10