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FSC LCD Display Solution Lighting Product Line Power Conversion - PowerPoint PPT Presentation


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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. Code S.

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Presentation Transcript
slide2

Market Definition

  • LCD Monitor
  • LCD TV
  • Note PC
  • Portable display
    • FSC Business Area

 CCFL Backlight Inverter IC

 LCD Panel Bias PM IC

fan7546a 7a
FAN7546A/7A

Code S

BLOCK DIAGRAM

Description

  • The FAN7546A/7A is an buck-royer inverter driver
  • IC for CCFLLCD 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
FAN7548

Code S

BLOCK DIAGRAM

Description

  • The FAN7548 is an dual channel buck-royer
  • inverter driver IC for CCFLLCD 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
FAN7310

Code S

BLOCK DIAGRAM

Description

  • The FAN7310 is an P-N Full-bridge inverter driver
  • IC for CCFLLCD 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
FAN7311/7311A

Code S

BLOCK DIAGRAM

Description

  • The FAN7311 is an P-N Full-bridge inverter driver
  • IC for CCFLLCD 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
FAN7315

Code S

BLOCK DIAGRAM

Description

  • The FAN7315 is an P-N Full-bridge inverter driver
  • IC for CCFLLCD 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
FAN7313

Code D (P05CY06)

BLOCK DIAGRAM

Description

  • The FAN7313 is N-N half bridgeinverter 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
FAN7314

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

slide12

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

slide13

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 switch2times per 2 period.
  • (Competitor : A-B switch 4 times per 2 period)

Non ZVS

ZVS

slide15

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

slide16

FAN7546/7 – Single channel Buck-Royer

BOM

Buck-Royer

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

Don’t need a zener diode

compared with others topology

2 - Lamp Circuit Guide

slide17

Can delete this external P-MOSFET driving circuit

Can delete this external IC - Vcc regulation circuit

2 - Lamp Circuit Guide

FAN7314 – P-N Half-bridge

BOM

P-NMOS 1

Capacitor 2

Control IC 1

slide18

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

slide19

FAN7314 – P-N Half-Bridge

Can delete this external P-MOSFET driving circuit

Can delete this external IC - Vcc regulation circuit

4 - Lamp Circuit Guide

BOM

P-NMOS 1

Capacitor 4

Control IC 1

4 lamp circuit guide

FAN7314 – Push-Pull

Can delete this external IC - Vcc regulation circuit

BOM

Dual NMOS 1

Control IC 1

4 - Lamp Circuit Guide
slide21

Can delete this external P-MOSFET driving circuit

Can delete this external IC - Vcc regulation circuit

4 - Lamp Circuit Guide

FAN7311 – P-N Full- Bridge

BOM

P-NMOS 2

Capacitor 4

Control IC 1

slide22

FAN7313 – N-N Half-Bridge

BOM

Can delete this external IC - Vcc regulation circuit

Can delete this external

OLP detection circuit

N-NMOS 1

Capacitor 4

Control IC 1

4 - Lamp Circuit Guide

slide23

FAN7311 – P-N Full-Bridge

Can delete this external P-MOSFET driving circuit

Can delete this external IC - Vcc regulation circuit

6 - Lamp Circuit Guide

BOM

P-NMOS 4

Capacitor 6

Control IC 1

slide24

Roadmap Update (Backlight)

Mar 27 CY0 6 rev1.0

2004

2006

2008

LED

Power LED Driver +I2C

(FAN734X)

Power LED Driver

(FAN734X)

16 SOP

16 SOP

LCD TV

(21”~)

CCFL

EEFL

FFL

N-N full Bridge

(FAN7317)

24SOP

Push-Pull/

N-N/P-NHalf Bridge

(FAN7313/7314)

Push-Pull/

N-N Half Bridge + FET

LCD Monitor

(17~19”)

P-N Full Bridge

(FAN7311)

20 SSOP/SOP/DIP

20SOP

P-N Full Bridge Integrated FET

Notebook

(12~14”)

28SSOP

CS80(30V)

CS80(30V)/HDG4D

60V BiCMOS/HDG4D