FSC LCD Display Solution Lighting Product Line Power Conversion

Market Definition LCD Monitor LCD TV Note PC Portable display FSC Business Area  CCFL Backlight Inverter IC  LCD Panel Bias PM IC

CCFL Backlight Inverter IC

FSC Product Line - up

FAN7546A/7A BLOCK DIAGRAM Description Features Applications Technical Code S BLOCK DIAGRAM Description The FAN7546A/7A is an buck-royer inverter driver IC for CCFL LCD backlight. Features - Wide Range Operating Voltage 6-30V - Low Standby Current (Typ. 100uA) - Soft Start Function - Buck Operation Synchronized to Royer stage - Analog, Burst & Mixed Dimming Function - P Channel MOSFET Drive Capability - Various Protection (OLR , OLP) - Buck + Royer Topology - 14SOP Applications - LCD Monitor / TV, Note PC Key Application LCD Monitor / TV Technical Analysis Competitors Package

FAN7548 BLOCK DIAGRAM Description Features Applications Technical Code S BLOCK DIAGRAM Description The FAN7548 is an dual channel buck-royer inverter driver IC for CCFL LCD backlight. Features - Wide Input Voltage Range : 9V to 30V - Reduces Number of Required External components - Precision Voltage Reference Trimmed to 2% - Buck Operation Synchronized to Royer stage Soft Start 180º Phase-shift Burst Dimming - Analog and Burst Dimming Function - Various Protection (OLR , OLP) - Buck + Royer Topology - 20SSOP Applications - LCD Monitor / TV, Note PC Key Application LCD Monitor / TV Technical Analysis Competitors Package

FAN7310 BLOCK DIAGRAM Description Features Applications Technical Code S BLOCK DIAGRAM Description The FAN7310 is an P-N Full-bridge inverter driver IC for CCFL LCD backlight. Features - Backlight Lamp Ballast & Soft Dimming - Wide Range Operating Voltage 5-24V - Low Standby Current - Soft Start Function - PWM Control at fixed frequency - Analog, Burst Dimming Function - Various Protection (OLR , OLP) ZVS Full-bridge Topology (Patent pending) 20SSOP Applications - LCD Monitor / TV, Note PC Key Application LCD Monitor / TV Technical Analysis Competitors OZ960, BIT3195, BD9883 ~ 6 Package 20SSOP/SOP, 28SSOP

FAN7311/7311A BLOCK DIAGRAM Description Features Applications Code S BLOCK DIAGRAM Description The FAN7311 is an P-N Full-bridge inverter driver IC for CCFL LCD backlight. Features - High Efficiency Single Stage Power Conversion - Programmable Striking Frequency - Wide Range Operating Voltage 5-25.5V - Low Standby Current (Typ. 200uA) - Soft Start Function - PWM Control at fixed frequency - Analog, Burst Dimming Function - Various Protection (OLR , OLP) - ZVS Full-bridge Topology EA_Out 3.95V (Only FAN7311A) Applications - LCD Monitor / TV, Note PC Key Application LCD Monitor / TV Technical Analysis Competitors OZ960, BIT3195, BD9883 ~ 6 Package 20SSOP/SOP, 28SSOP

FAN7315 BLOCK DIAGRAM Description Features Applications Technical Code S BLOCK DIAGRAM Description The FAN7315 is an P-N Full-bridge inverter driver IC for CCFL LCD backlight. Features - Wide Dimming Range Analog dimming (2.5:1), Burst dimming (>100:1) - Wide Input Voltage Range 7V to 20V - Precision Voltage Reference Trimmed to 2% - ZVS full-bridge topology - Soft Start - Analog, Burst Dimming Function - Open Lamp Protection, Open Lamp Regulation - Thermal Protection 20SSOP Applications - LCD Monitor / TV, Note PC Key Application LCD Monitor / TV Technical Analysis Competitors OZ960, BIT3195, BD9883 ~ 6 Package 20SSOP/SOP, 28SSOP

FAN7313 BLOCK DIAGRAM Description Features Applications Technical Code D (P05CY06) BLOCK DIAGRAM Description The FAN7313 is N-N half bridge inverter driver which can support simplified design. Features - Wide Input Voltage Range : 4.5V to 18V - Reduces Number of Required External components - Precision Voltage Reference Trimmed to 2% - ZVS Half-Bridge Topology - Soft Start - Analog and Burst Dimming Function - Programmable Striking Frequency - Various Protection (OLR , OLP, SCP) - 20SOP Applications - LCD Monitor / TV, Note PC Key Application LCD Monitor / TV Technical Analysis Competitors BIT3195, BD9883 Package 20SSOP/SOP

FAN7314 BLOCK DIAGRAM Description Features Applications Technical Code S BLOCK DIAGRAM Description The FAN7314 is P-N half-bridge and push-pull driver together by selection output pin Features - Wide Input Voltage Range : 5V to 25.5V - Reduces Number of Required External components - Precision Voltage Reference Trimmed to 2% - ZVS Half-Bridge/ Push-Pull Topology - Soft Start - Analog and Burst Dimming Function - Programmable Striking Frequency - Open Lamp Protection - Open Lamp Regulation - 20SOP Applications - LCD Monitor / TV, Note PC Key Application LCD TV Technical Analysis Competitors BIT3195, BD9884 Package 20SSOP/SOP

FSC Backlight Inverter IC’s Strong Point Wide Input Voltage Range - Reduce external components to regulate IC supply voltage from main Vcc (1 Zener Diode, 1 BJT, 2 Register) - Reduce external components to drive P-MOSFET (1 Zener Diode, 1 Capacitor, 1 Register) 2. Full line-up by Topology

3. New Phase-Shift (FSC Patent) Equivalent thermal status at both legs of Full-bridge  Non ZVS Switching : A-B switch 2 times, C-D switch 2times per 2 period. (Competitor : A-B switch 4 times per 2 period) Non ZVS ZVS

Competitor Comparison Table

FSC Backlight Inverter Using Guide - For 2 Lamp (FAN7546/7A, FAN7314) - For 4 Lamp (FAN7548, FAN7314, FAN7311, FAN7313) - For 6 Lamp (FAN7311)

2 - Lamp Circuit Guide FAN7546/7 – Single channel Buck-Royer BOM PMOS 1 Schottky Diode 1 BJT 2 Inductor 1 Control IC 1 ------------------------- Half or Full bridge P-NMOS 1 or 2 Capacitor 2 Control IC 1 BOM Don’t need a zener diode compared with others topology

2 - Lamp Circuit Guide FAN7314 – P-N Half-bridge BOM Can delete this external P-MOSFET driving circuit BOM Can delete this external IC - Vcc regulation circuit P-NMOS 1 Capacitor 2 Control IC 1

Can delete this external IC - Vcc regulation circuit 4 - Lamp Circuit Guide FAN7548 – Dual channel Buck-Royer BOM Buck-Royer PMOS 2 Schottky Diode 2 BJT 4 Inductor 2 Control IC 1 ------------------------- Half or Full bridge P-NMOS 1 or 2 Capacitor 4 Control IC 1 Can delete this external IC - Vcc regulation circuit

4 - Lamp Circuit Guide FAN7314 – P-N Half-Bridge BOM P-NMOS 1 Capacitor 4 Control IC 1 Can delete this external P-MOSFET driving circuit Can delete this external IC - Vcc regulation circuit

Can delete this external IC - Vcc regulation circuit 4 - Lamp Circuit Guide FAN7314 – Push-Pull Can delete this external IC - Vcc regulation circuit Dual NMOS 1 Control IC 1 BOM

4 - Lamp Circuit Guide FAN7311 – P-N Full- Bridge BOM P-NMOS 2 Capacitor 4 Control IC 1 Can delete this external P-MOSFET driving circuit Can delete this external IC - Vcc regulation circuit

Can delete this external IC - Vcc regulation circuit 4 - Lamp Circuit Guide FAN7313 – N-N Half-Bridge N-NMOS 1 Capacitor 4 Control IC 1 BOM Can delete this external OLP detection circuit Can delete this external IC - Vcc regulation circuit

6 - Lamp Circuit Guide FAN7311 – P-N Full-Bridge BOM P-NMOS 4 Capacitor 6 Control IC 1 Can delete this external IC - Vcc regulation circuit Can delete this external P-MOSFET driving circuit

P-N Full Bridge Integrated FET Roadmap Update (Backlight) Mar 27 CY0 6 rev1.0 2004 2006 2008 LED Power LED Driver (FAN734X) Power LED Driver +I2C (FAN734X) 16 SOP 16 SOP LCD TV (21”~) CCFL EEFL FFL N-N full Bridge (FAN7317) 24SOP Push-Pull/ N-N/P-N Half Bridge (FAN7313/7314) LCD Monitor (17~19”) P-N Full Bridge (FAN7311) Push-Pull/ N-N Half Bridge + FET 20 SSOP/SOP/DIP 20SOP P-N Full Bridge Integrated FET Notebook (12~14”) 28SSOP CS80(30V) CS80(30V)/HDG4D 60V BiCMOS/HDG4D