www.fairchildsemi.com fsc lcd display solution lighting product line power conversion

www.fairchildsemi.com

FSC LCD Display Solution

Lighting Product LinePower Conversion

2

Market Definition

1. LCD Monitor

2. LCD TV

3. Note PC

4. Portable display

FSC Business Area

CCFL Backlight Inverter IC

LCD Panel Bias PM IC

3

CCFL Backlight Inverter IC

4

FSC Product Line - up

Vcc (V) DimmingStriking

frequencyOLR

(=OVP)OLP Vout(Max) Iout(Max)

FAN7546/7A Buck-royer 6 ~ 30 Analog, Burst X O O Vcc 0.2A S

FAN7548 2ch, Buck-royer 9 ~ 30 Analog, Burst X O O 13.5V 0.2A S

FAN7314 P-N half-bridge 5 ~ 25.5 Analog, Burst O O O 8.5V 0.2A S

FAN7313 N-N half-bridge 4.5 ~ 18 Analog, Burst O O O 8.0V 0.5A D (P04 CY05)

FAN7310 P-N full-bridge 5 ~ 24 Analog, Burst X O O 8.5V 0.2A S

FAN7311P-N full-bridge

+ Striking frequency5 ~ 25.5 Analog, Burst O O O 8.5V 0.2A S

FAN7315 High burst dimming ratio (100:1) 7 ~ 20 Analog, Burst X O O 5.5V 0.2A S

Status

Buck - Royer

Half-bridge

Full-bridge

Topology Product DescriptionFeature

5

FAN7546A/7A

- The FAN7546A/7A is an buck-royer inverter driver IC for CCFL LCD backlight.

FeaturesFeatures

- 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

ApplicationsApplications

- LCD Monitor / TV, Note PC

TechnicalTechnicalAnalysisAnalysis

Key Application LCD Monitor / TV

Competitors

Package

BLOCK DIAGRAMBLOCK DIAGRAM DescriptionDescription

Code SCode S

Vcc

Vz

-

+

OUT

Vref

Interna

lBias

3V OutputDriver

Vref

Vcc1

SDP

-

+

Vref

2uA

Vz

R

S

Q

Comparator1

3.7V

GND

-

+

2V

-

+

1VComparator

Comparator

Vms

Vref

50㏀

50㏀

Vds

Vds1

※

※

Full Lighting when Vds1=0V,Vds=3V※Bonding Option:

Dimming Control and Mode Selection Block

Analog PWM Mixed

UVLO5V

OSC

-

+RCt

Oscillator

40uA

Vcc

Cs

-

+

+

7V

Comparator Buffer

120uA

0.1V

1.3V

Comparator

-

+

Vf

CMP

Amplifier

OLP-

+

Comparator

Vref

6

FAN7548

- The FAN7548 is an dual channel buck-royer inverter driver IC for CCFL LCD backlight.

FeaturesFeatures- 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





Competitors

Package


Code SCode S

ADIM

-

+

OLP2RS

Vb

Va

COMP63.7V

Vz

2uA

Q

VREF

Output Drive2

-

+ COMP5BCt

Oscillator

OUT2

Vb

-

+

OLP1RS

COMP1

3.7V

Vz

2uA

BufferError Amp.1

Q

-+

-

+

VREF

Vz

OLR1

VFB1

COMP1

OSC1

Output Drive1OUT1

COMP4

COMP3

Va

-

+

1.5V

COMP2

-

+Vcc

3Vref

InternalBias

ENA

Vz

5.4V

UVLO

Vref

BDIM

Min. 0.2V

Max. 1.3V

SOLR1 SBurst1

BufferError Amp.2

-+

-

+

OLR2

VFB2

COMP2

OSC2

COMP9

COMP8

Va

-

+

1.5V

COMP7

SOLR2SBurst2

To SOLR1

To SBurst1

SOLR2

Vcc

10uA

6.5V

CssCss

To SBurst2

GND

13.5V13.5V

-

++

-

++

VREFVREF

-

+

COMP10+-Max. of BCt

Sync. Sync.

Ramp Ramp

Vz

+ CssCss+

Css

7

FAN7310

- The FAN7310 is an P-N Full-bridge inverter driver IC for CCFL LCD backlight.

FeaturesFeatures

- 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





Competitors OZ960, BIT3195, BD9883 ~ 6

Package 20SSOP/SOP, 28SSOP


Code SCode S

8

FAN7311/7311A


FeaturesFeatures

- 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)








Code SCode S

BDIM

S_S

EA_OUT

OSCILLATORRT

Error Amp.

EA_IN

6uA

-

+

CT

max. 2V

min. 0.5V

ADIM

OUTB

OUTA

OUTC

OUTD

-

+ VIN

2.5VREF

ENA

UVLO 5VUVLO

REF

BCT

+

-

max. 2V

min. 0.5V

OLR

-

+

2V

-

+

1.4V

Solr

Q

QSET

CLR

S

R UVLO

OLP

-

+

PGND

Sburst

Voltage Reference

&Internal

Bias

VIN

1.4uA

UVLO

Output Driver

Output Control Logic

AGND

Solr 105uA

Sburst 85uA

Output Driver

+

+

- 2.5V

Va+

RT1MRT1

VOLP

VOLP+

2.5V 1.5V

OLP

S_S

1mA

StrikingControl

9

FAN7315


FeaturesFeatures

- 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








Code SCode S

10

FAN7313

- The FAN7313 is N-N half bridge inverter driver which can support simplified design.

FeaturesFeatures

- 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





Competitors BIT3195, BD9883

Package 20SSOP/SOP


Code D (P05CY06)Code D (P05CY06)

SS_CMP

Error Amp.

FBGND

-

+

-

+0.45*Va

SS_S

InputControlLogic

OSCRT

OutputControlLogic

Drivers

Protection

OLR

Timer

OUTH

VS

VB

OUTL

VREF

VOLR

max. 2V

min. 0.5V

-

+

UVLO 4.5VUVLO

InternalVoltage

ReferenceVINVIN

BDIMController

max. 2V

min. 0.5V

2V -

+

-

+

2V0.25V

50uA

73uA

3uA

VOLR

VSS_STK

VSS_STK

RT1->RT

Frequency sweep 5ms

3%

-+

2.25V

SCP

BDIM

2.25V -

+

2s

2V-

+

Disable @ Striking

ADIM

BCT/FT

FAULT

FAULT

Va

ENA

1.4V -

+

VREFDRV 8V

VREF

OLP4

OLP3

OLP2

OLP1

1V

-

+

1V

-

+

1V

-

+

1V

-

+

2V +

11

FAN7314

- The FAN7314 is P-N half-bridge and push-pull driver together by selection output pin

FeaturesFeatures- 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




Key Application LCD TV

Competitors BIT3195, BD9884

Package 20SSOP/SOP


Code SCode S

BDIM

S_S

EA_OUT

OSCILLATORRT

Error Amp.

EA_IN

6uA

-

+

CT

max. 2V

min. 0.5V

ADIM

OUTB

OUTA

OUTC

OUTD

-

+ VIN

2.5VREF

ENA

UVLO 5VUVLO

REF

BCT

+

-

max. 2V

min. 0.5V

OLR

-

+

2V

-

+

1.4V

Solr

Q

QSET

CLR

S

R UVLO

OLP

-

+

PGND

Sburst

Voltage Reference

&Internal

Bias

VIN

1.4uA

UVLO

Output Driver

Output Control Logic

AGND

Solr 105uA

Sburst 85uA

Output Driver

+

+

- 2.5V

Va+

RT1MRT1

VOLP

VOLP+

2.5V 1.5V

OLP

S_S

1mA

StrikingControl

12

1.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

FSC Backlight Inverter IC’s Strong Point

IC_Vcc

P-MOSFET GateIC _ Output for P-driving

Vcc

FAN7546/7A Buck-royer

FAN7548 2ch, Buck-royer

FAN7314 P-N half-bridge

FAN7313 N-N half-bridge

FAN7310 P-N full-bridge

FAN7311P-N full-bridge

+ Striking frequency

FAN7312 Multi-lamp driving capability

FAN7315 High burst dimming ratio (100:1)

Product Description

13

3. New Phase-Shift (FSC Patent)

CT

SYNC

OUT A

OUT B

OUT C

OUT D

EA_OUT

A & D

B & C

T

T1

Dead TimeDead TimeDead Time Dead Time Dead Time

FULL-BRIDGEOUTPUT

XNOR

Current ConditionFor all ZVS

FULL-BRIDGECurrent

@ not all ZVS

Bà A Dà C Aà BDà C

Cà DAà B Cà D Bà A

X OO XX OO X

-+

+ +

+++--- -

----

++

VIN

SA

SB

SC

SD

VIN

SA

SB

SC

SD

VIN

SA

SB

SC

SD

VIN

SA

SB

SC

SD

1. +VIN Power Phase 2. -VIN Power Phase

2. Freewheeling Phase 4. Freewheeling Phase

- 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

14

Competitor Comparison Table

Company

Device FAN7546/7A FAN7314 FAN7313 FAN7311 OZ9RRATopology Buck-Royer P-N half-bridge N-N half-bridge P-N Full-bridge Push-pullOperating

Voltage range6 ~ 30 V 5 ~ 25.5 V 4.5 ~ 18 V 5 ~ 25.5V 4.5 ~ 5.5 V

Dimming Anallog, Burst Anallog, Burst Anallog, Burst Anallog, Burst BurstStriking frequency X O O O O

Sync X X XVout Vcc 8.5 V 8.0 V 8.5 V VccIout 0.2 A 0.2 A 0.5 A 0.2 A Vcc/Ron

Company Microsemi

Device BD9883 BD9884 MP1038 MP1027 LX1691 BIT3195 BIT3105Topology N-N half-bridge Dual P-N half-bridge N-N Full-bridge Monolithic Push-pull P-N Half-bridge P-N Full-bridgeOperating

Voltage range6 ~ 22 V 5 ~ 11 V 10 ~ 32 V 8 ~ 16 V 2.8 ~ 5.5 V 4.5 ~ 8 V 4.5 ~ 13.2 V

Dimming Burst Burst Analog, Burst Analog, Burst Analog, Burst Burst BurstStriking frequency O O O O O X O

Sync X O X X X X XVout 5.3V Vcc 5 V Vcc - 15(5) VIout Vcc/Ron Vcc/Ron - 0.1 A - 0.3(0.1) A

Rohm MPS Bitek

O2Micro

OZ960P-N Full-bridge

4.7 ~ 5.3 V

BurstOO

VccVcc/Ron

FSC

15

FSC Backlight Inverter Using Guide

- For 2 Lamp (FAN7546/7A, FAN7314) - For 4 Lamp (FAN7548, FAN7314, FAN7311, FAN7313) - For 6 Lamp (FAN7311)

16

2 - Lamp Circuit Guide

FAN7546/7 – Single channel Buck-RoyerFAN7546/7 – Single channel Buck-Royer

CCFL

R14

C13

C16

Q6 Q5

D10

L1M1

T1

7

8

2

3

5

1

6

GN

D

Vds

Vref

Vms

RC

t

OLP

SDP

OU

T

Vcc1

Vcc

OSC Css

CO

MP

Vfb

FAN7546/714SOP

Vin

ON/OFF

R6

R1

R8

R2

R9

R12

R13

R7

Q2

Q1

KSR2104

KSR1104

22K/56K220K

C1

100n

Vref

C21n

C34.7n

C4100n

C533n

C61u

330K

C82.2n

D1

D3

130K

68K

68K

22K

C10100n

BAV99D5

Q4

KST2222

47K

47uH

SS23

D2

CCFL

C12

T27

8

2

3

5

22pF

22pF

R15390560390

560R14R15

BAV99

BAV99

BAW56

Vref

C92.2n

R410K

R1110K

FAN7546 application circuit for 2 lamp

C14220uF

Dimming(0~5V)

39K/11KR3

R5

47K/33K

R10510

Dimming Condition : 0V(full lighting) ≤Vds1≤3V, Vds=3V

Analog

Burst

Mixed

Vms>2V

Vms<1V

0V≤Va≤3V

Vms=1.5V or open

Va=2.5V

1.2V≤Va≤3V 0V≤Vb≤3V

0V≤Vb≤2.5V

Vb=3V

10nC7

300n

R22390

R23390

BAW56

D

R24

36K

2SD2403 2SD2403

FDC658

C??10n

C110.22u

Q3BAW56

Buck-RoyerPMOS 1Schottky Diode 1BJT 2Inductor 1Control IC 1 ------------------------- Half or Full bridgeP-NMOS 1 or 2Capacitor 2Control IC 1

BOM

Don’t need a zener diodecompared with others topology

17


FAN7314 – P-N Half-bridgeFAN7314 – P-N Half-bridge

REF

0

0

TX?

0

RT

C251u

OUTBR25

10k

0

R756k

0

0

0

RTR15

10k

R24

10k

0

R131k

C6 1u

R6 150k

0

C2110n

C1415n

C2810n

OLP2

0

0

C22220u

C3

4.7n

C4 4.7n

IC1 FAN7314

S_S

GND

REF

OLR

ENA

BDIM

OLP

VIN

OUTA

PGND

OUTB

RT1

CT

OUTC

ADIM

EA_IN

EA_OUT

OUTD

RT

BCT

R422k

0

C5 220p

C1 0.22u

D4

BAV70

OLP2

0

OUTA

12V

R161k

C91u

C7 10u

171k

0

SN

GN

SP

GP DP

DP

DN

DN

M1

FDS????

D1BAW56

D6BAV99

D7BAV99

FB

0

C2

1u

0

OLP

R99.1k

C271u

CN5

??

12345678910

C26 0.1u

OLP1

DIM(0~3.3V)

0

F1

FUSE

OLR

C202.2n

C192.2n

REF

0 0

0

C1115p

<Doc> 1.0

FAN7314 application circuit Burst Dimming 2 Lamps

Custom

0 1Wednesday, October 05, 2005

Title

Size Document Number Rev

Date: Sheet of

0

C3015n

0

R318k

0

R261k

0

R5 27k

C8 10u

0

REF

R2310k

FB

0

CN1CCFL

1

2

HOT

COLD

OLR

0

R14100k

0

R8

100k

D11BAW56

ON/OFF

C1015p

R1330k

FB

Q1KST2222

OLP1

0

R2210k

0

0CN2CCFL

1

2

HOT

COLD

P-NMOS 1Capacitor 2Control IC 1

BOMCan delete this

external IC - Vcc regulation circuit

IC_Vcc

Can delete this external P-MOSFET driving circuit


Vcc

18


FAN7548 – Dual channel Buck-RoyerFAN7548 – Dual channel Buck-Royer

C2610n

R5390

0

C3

47p

0

BAV99

L1

47uH

1 2

C2

47p

0

M2FDC658P

0

C201u

C162.2n

OLR1

R22

47k

C4

0.22u

0

0

C222.2n

R1010k

00

IC1FAN7548

BDIM

BCT

OLP1

VFB1

COMP1

OLR1

OSC1

ENA

OUT2

GND

CSS

OSC2

OLR2

COMP2

VFB2

OLP2

ADIM

V3

VCC

OUT1

0

C18

680p

V3

D7BAV99

C9

0.22u

0

Q42SD2403

R27

36k

R32

10k

C8

0.1u

C23

0.1u

L2

47uH

1 2

0

R26

510

CCFL

R28

27k

C14

0.1u

D2

SS23

C1710n

0

OLR1

C25

0.1u

DIM(0~5V)

R3020k

C7

220u

CCFL

R8

560

0

R15

510

R16

510

R29

18k

Q12SD2403

0

0

C1

47p

R24

10k

R4

560

0

0

0

C24

0.1u

0

0

R31

330k

OLR2

R1390

D1

SS23

0

0

R12

510

R6390 R33

10k

0

D9

Q5

Q2N3904

0

M1FDC658P

R3560

C152.2n

C212.2n

0

0

R1436k

R25

10k

0

C9

680p

V3

0

R13

330k

ENA

D1316V

12

R18

47k

CCFL

C10

0.1u

0

C19

1u

R1736k

C5

47p

BAV99

C13

1u

R7560

R2

390

0

R2118k

R9

36k

C11

10n

R11

10k

T1

Q22SD2403

Q6

Q2N3904

D11

D1N4148

0

T2

CCFL

R3410k

VCC(10.8~13.2V)

D1416V

12

R19

10k

OLR2

R2322k

V3

0

0

Q32SD2403

R20

10k

D8BAW56

D4BAV99

0

0

<Doc> 1.0

FAN7548 Application Circuit

Custom

1 1Tuesday, August 03, 2004

Title


Date: Sheet of

0

D5

C12

10n

D6BAW56

D12

D1N4148

Buck-RoyerPMOS 2Schottky Diode 2BJT 4Inductor 2Control IC 1 ------------------------- Half or Full bridgeP-NMOS 1 or 2Capacitor 4Control IC 1

BOM

Can delete this external IC - Vcc regulation circuit

IC_Vcc

19


FAN7314 – P-N Half-BridgeFAN7314 – P-N Half-Bridge

OLP2

0

12V

0

0

0

C172.2n

0

R261k

OLR

0

0

0

OUTB

Q1KST2222

C1015p

C1215p

C3

4.7n

C7 10u

0

FB

R25

10k

00

TX?

C1515n

R181k

C251u

C1 0.22u

LTM170E5

SN

GN

SP

GP DP

DP

DN

DN

M1

FDS????

R318k

REFC1315p

CN3CCFL

1

2

HOT

COLD

0

R422k

D7BAV99

RT

0

C3015n

F1

FUSE

C192.2n

0

CN1CCFL

1

2

HOT

COLD

OLP4

0

R2010k

D11BAW56

0

REF

0

D6BAV99

0

D1BAW56

R8

100k

R13??

0

OUTA

<Doc> 1.0


Custom


Title


Date: Sheet of

REF

R11??

FB

R2210k

R24

10k

C182.2n

R1330k

C2810n

C2110n

C8 10u

0

R5 27k

0

171k

TX?

R15

10kR99.1k

OLP3

IC1 FAN7314

S_S

GND

REF

OLR

ENA

BDIM

OLP

VIN

OUTA

PGND

OUTB

RT1

CT

OUTC

ADIM

EA_IN

EA_OUT

OUTD

RT

BCT

0

C1415n

0

C5 220p

C271u

C202.2n

R161k

R14100k

0

FB

0

C22220u

D4

BAV70

C26 0.1u

OLP

R191k

0

OLR

0

C4 4.7n

OLP1

R756k

0

CN4CCFL

1

2

HOT

COLD

0

OLP3

C6 1u0

C91u

0

0

FB

0

OLP2

0

0

0

C2915n

OLR

FB

0

RT

0

CN5

??

12345678910

R121k

0

OLP1

D3

BAV70

0

C2

1u

DIM(0~3.3V)

0

R6 150k

R2110k

ON/OFF

C1115p

D8BAV99

OLP4

0

D9BAV99

CN2CCFL

1

2

HOT

COLD

R2310k

D10BAW56


BOM


IC_Vcc



Vcc

20


FAN7314 – Push-PullFAN7314 – Push-Pull

T itle


Date: Sheet of

<Doc> 1.0

FAN7314 Push-Pull application circuit Burst Dim m ing 4 Lam ps

Custom

0 1T hursday, March 30, 2006

0

R 1 71 k

D 3B A V 7 0

R 1 61 k

0

0

C 1 11 5 p

0

C 3 01 0 n

0 0

C 2 1 u

0

0

C 2 11 0 n

R 6 8 2 k

0

C 2 51 u

0

0

0

0

C 2 81 0 n

D 9

B A V 9 9

D 7

B A V 9 9

D 6

B A V 9 9

0

0

0

R 99 . 1 k

0

H O T1

C O L D2

C N 1C C F L

H O T1

C O L D2

C N 2C C F L

H O T1

C O L D2

C N 4C C F L

H O T1

C O L D2

C N 3C C F L

C 2 22 2 0 u

2 5 V o r 3 5 V

OLR

C 2 6 0 . 1 u

0

RT

OLP

D 1 0B A W 5 6

REF

R 1 41 0 0 k

D 1B A W 5 6

TX1

RT

FB

R 13 3 0 k

TX2

L T M 190EX

C 6

1 u

0

OLP2OLP1

OLP3 OLP4

R 1 21 k

R 1 11 k

R 2 61 k

REF

R 1 31 k

0 0

0 0

R 1 5

1 0 k

C 91 u

F 1

F U S E

1234567891 0

C N 5

1 2 5 0 5 W R -1 0

R 2 4

1 0 k

C 1 01 5 p

C 1 41 0 n

C 1 21 5 p

C 2 91 0 n

IC1 FAN7 3 1 4

S _ S

G N D

R E F

O L R

E N A

B D I M

O L P

V I N

O U TA

P G N D

O U TB

R T1

C T

O U TC

A D I M

E A _ I N

E A _ O U T

O U TD

R T

B C T

R 2 7

2 4

R 2 21 0 k

R 2 31 0 k

C 1 92 . 2 n

C 2 02 . 2 n

0

R 2 8

2 4

0

0

0

R 2 11 0 k

R 2 01 0 k

C 1 82 . 2 n

C 1 72 . 2 n

0

0

R 7 0

R 8

1 0 0 k

Q 1K S T2 2 2 2

0

C 1 51 0 n

C 2 71 u

0

0

R 1 81 k

0

0 FB

0

C 1 31 5 p

0

O L P 3 O L P 4

SN

GN

SN

GN DN

DN

DN

DN

M 1

S I 9 9 4 5 A E Y

D 1 1B A W 5 6

R 1 91 k

O L P 1

OLR

ON/OFF

13V

DIM (0~3.3V )

C 4

4 . 7 n

C 5 2 2 0 p

R 5 2 7 k

O L P 20

R 25 6 k

R 31 8 k

R 42 2 k

0

0

C 3

4 . 7 n

D 4B A V 7 0

C 1 0 . 2 2 u

D 8

B A V 9 9

0

0

OLR

FB


IC_VccDual NMOS 1Control IC 1

BOM

21


FAN7311 – P-N Full- BridgeFAN7311 – P-N Full- Bridge

OLP4

0

C91u

0

0

OUTB

C15??

0

R161k

R2010k

OLR

0

R14100k

C4 4.7n

0

D8BAV99

C1 0.22u

D4

BAV70

OLP4

CN5

??

12345678910

0

D1BAW56

0

C182.2n

C2110n

0

R5 27k

R27

10k

C7 10u

FB

D6BAV99

C1315p

C14??

DIM(0~3.3V)

0

R8

100k

RT

RT

SN

GN

SP

GP DP

DP

DN

DN

M2

FDS8958A

TX?

R12??

0

R2210k

R422k

OLR

0

D7BAV99

FB

TX?

C30??

R181k

0

0

C29??

0

OLP

C1115p

SN

GN

SP

GP DP

DP

DN

DN

M1

FDS8958A

C2

1u

C172.2n

0

FB

OLR

0

Q1KST2222

R26??

0

C202.2n

C2810n

OLP1

R2110k

R11??

0

171k

0

D10BAW56

REF

R1330k

C1215p

REF

OUTD

R6 150k

0

C5 220p

OLP2

0

C22220u

C3

4.7n

0

0

C192.2n

0

C1015p

OLP3

FB

0

OUTC

CN4CCFL

1

2

HOT

COLD

OUTA

CN2CCFL

1

2

HOT

COLD

D11BAW56

R13??

0

0

R191k

0

R318k

OLP3

0

0

0

C271u

C6 1u

OLP1

REF

12V

R756k

0

R2310k

<Doc> 1.0


Custom


Title


Date: Sheet of

0

CN1CCFL

1

2

HOT

COLD

R24

10k

OLP2

0

R99.1k

0

F1

FUSE

C26 0.1u

LTM170E5

C8 10u

0

0

R25

10k

IC1 FAN7311

S_S

GND

REF

OLR

ENA

BDIM

OLP

VIN

OUTA

PGND

OUTB

RT1

CT

OUTC

ADIM

EA_IN

EA_OUT

OUTD

RT

BCT0

0

CN3CCFL

1

2

HOT

COLD

D9BAV99

R15

10k

D3

BAV70

0

C251u

FB

ON/OFF


BOM


IC_Vcc



Vcc

22


FAN7313 – N-N Half-BridgeFAN7313 – N-N Half-Bridge

OLP2

OLP4

0

C124.7n

F1

FUSE

ON/OFF

C21u

0

R61k

0

0

C1515p

D1

D1N4148

DIM(0~3.3V)

0

11k

R4??

R5??

R14??

R2100k

0

TX2

R161k

C1615p

CN2CCFL

1

2

HOT

COLDC915p

IC1

FAN

7313

FB BD

IM

AD

IM

OLP

2

SS

_CM

P

GN

D

OLP

1

BC

T

OLR R

T

OLP

4

OLP

3

OU

THSC

P

EN

A

OU

TL

VR

EF

VS

VB

VC

C

C7 10u

D2

BAV70

R956k

0

R1210K

SN1

GN1

DN1

DN1

GN2

SN2 DN2

DN2

M1

SI4330DY

0LTM170E5

R8100k

C815p

C31u

OLP3

R171k0

R7100k

OLR

R3100k

R1022k

CN3

??

12345678910

0

D4

BAV70

0

0

OLP3

012V

0

0

REF

TX1

R19

10k

R13

10k

OLP1

0

0

C54.7n

0

CN1CCFL

1

2

HOT

COLD

OLP4

R15??

0

OLP2

C201n

C1220u

<Doc> 1.0


Custom

1 1Friday, October 07, 2005

Title


Date: Sheet of

0

C1410n

0 0

D3

BAV70

D5

BAV70

C131u

C10??

0

C6

0.1u

C18??

0

C19??

R18100k

0

0

R127k

0

0C1710n

R1118k

OLP1

C4 10u

CN4CCFL

1

2

HOT

COLD

CN5CCFL

1

2

HOT

COLD

C11??

0

0

OLR

N-NMOS 1Capacitor 4Control IC 1

BOMCan delete this external OLP detection circuitIC_OLP

REF OLP circuit


IC_Vcc

23


FAN7311 – P-N Full-BridgeFAN7311 – P-N Full-Bridge

C 305p

D IM(0~3.3V) R 7

10k

0

0

TX1

0

FB

0

OLR

R T

0

F1

FU SE

0

R 23

10k

R 11

100k

12V

D 11

B AV 70

R 4

10k

OLP4

C 201k

R EF

0

0

C 61k

C 221u

OLP1

0

0

0

FB

0

OUTC C N 3C C FL

1

2

HOT

COLD

C 45p

0

0

R EF

FB

C 311k

SN

GN

SP

GP DP

DP

DN

DN

M4

FD S8958A

C N 7C C FL

1

2

HOT

COLD

R 12

10k

SN

GN

SP

GP DP

DP

DN

DN

M3

FD S8958A

0

C 345p

C 1510n

ON /OFF

D 5

B AV 70

R 556k

C 31u

R T

0

OUTD

TX4

0

OLP5

TX6

C 25 10u

R 16330k

OUTDD 9BAW 56

C 282.2n

OLP1

R 192.2n

C 810n

51k

C 352.2n

OLP6

0

C 10 1u

R EF

C 7 10u

0

0

R 22.2n

R 622k

C 135p

0

C 235p

D 4BAV99

R 9 27k

D 8BAW 56

0

OLP4

0

0

OUTB

D 13BAV99

D 3BAV99

<Doc> 1.0

FAN7311 application circuit 6 Lamps

Custom


Title


Date: Sheet of

0

0

0

0

R 272.2n

R 1710k

C 362.2n

OUTB

C 1220u

OUTA

TX3

C N 2

??

12345678910

OLP2

0

21k

C 9 0.22u

OLP6

OLP2

0

0

0

OUTC

C 272.2n

OLR

00

61k

C 11 10u

C N 6C C FL

1

2

HOT

COLD

0

R 2210k

R 142.2n

FB

C 17

4.7n

D 2

B AV 70

C 29 10u

OUTA0

R 20

10k

0

IC1_1 FAN7311

S_S

GND

REF

OLR

ENA

BDIM

OLP

VIN

OUTA

PGND

OUTB

RT1

CT

OUTC

ADIM

EA_IN

EA_OUT

OUTD

RT

BCT

0

0

SN

GN

SP

GP DP

DP

DN

DN

M2

FD S8958A

0

0

0

0Q1KST2222

C 161k

FB

0

R 2610k

C 332.2n

OLP5

0

D 7BAW 56

TX2

SN

GN

SP

GP DP

DP

DN

DN

M1

FD S8958A

31k

0

R 2510k

OLR

0

0

0

OLP

C 14 220p

C 195p

R 102.2n

0

0

R 818k

C 5 0.1u

FB

0

R 242.2n

0

D 6BAV99

0

D 1BAV99

0

C 12

1u

R 15100k

R 139.1k

C N 4C C FL

1

2

HOT

COLD

C N 1C C FL

1

2

HOT

COLD

C 261u

C 21u

C 18 4.7n

0

R 1810k

R 2110k

0

C N 5C C FL

1

2

HOT

COLD

FB

C 211u

OLP3

0

R 3

10k

11k

41k

0

C 322.2n

C 241k

C 371k

TX5

OLP3

OLR

D 10BAV99

R 1 150k

0

D 12BAW 56

0


BOM


IC_Vcc



Vcc

24

24SOP

2006 20082004

Roadmap Update (Backlight)

P-N Full Bridge(FAN7311)

P-N Full Bridge(FAN7311)

N-N full Bridge(FAN7317)

N-N full Bridge(FAN7317)

Power LED Driver(FAN734X)

Power LED Driver(FAN734X)

Power LED Driver +I2C(FAN734X)

Power LED Driver +I2C(FAN734X)

Push-Pull/

N-N Half Bridge + FET

Push-Pull/

N-N Half Bridge + FET

Notebook(12~14”)

LCD Monitor(17~19”)

LCD TV(21”~)

P-N Full Bridge Integrated FET

P-N Full Bridge Integrated FET

CS80(30V)

20 SSOP/SOP/DIP

CS80(30V)/HDG4D 60V BiCMOS/HDG4D

16 SOP 16 SOP

28SSOP

CCFL

EEFL

FFL

LED

Mar 27 CY0 6 rev1.0

20SOP

Push-Pull/N-N/P-N Half Bridge

(FAN7313/7314)

Push-Pull/N-N/P-N Half Bridge

(FAN7313/7314)

www.fairchildsemi.com fsc lcd display solution lighting product line power conversion

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