Samsung BN44-00038ACB Schematic

DESCRIPTION: INVERTER,

SPECIFICATION:

1 1.5V~1 4.5V

PART SPEC

S IC 1 802

,,48KHZ,0～+50℃,BULK

SECTION : DISPLAY R&D

PAGE

REVISION

SHEET

03 03 02 03 - 03 03 03 - - 02 02 - 02 - 02 02 02 02 - 01 01 01 01 - 01 01 01 01 - 00 00 00 00 00 00 00 00 00 00 00

1 2 3 4 5 6 7 8 9 10 11

00 01 02 03

REVISION

DRAWN:

MYUNG-SOO NA

CHECKED:

APPROVED:

BONG-KYEOM KIM

KQA-2029 F4R0('1996.10.25)

DOC. NO.: BN44-00038ACB

7202

SAMSUNG ELECTRONICS

CO.,LTD.

7196 SIZE: A4 PAGE: 1

REF. NO.:

TOTAL

PAGE

PART SPEC

REV. DATE CONTENTS DRAWN APPROVED

2000.07.10

2000.11.17

2001.07.02

2001.08.12

REVISION BY ECO NO:BN020000252 * CHANGED Vin RANGE * CHANGED OUTPUT CURRENT(min) * ADDED DIMMING FREQUENCY * CHANGED CN1-7 (5V); NO CONNECTION * ADDED PARTS:Q23,Q24,Q25,D23,C25,R61 ~R66,R83,R84,R100 * DELETED PARTS:R26,53 * CHANGED PARTS;C3,C2,R1~R6,R19,R20,R45,R46,R25,R52,

R29,R55, C5,C14,C11,C20,R30,R31,R56,R57,R9,R35 * CHANGED PCB :REV.01 → REV.1.0 * CHANGED CIRCUIT & PATTERN & TRANS SPEC. REVISION BY ECO NO: BN020010257 * CHANGED PARTS;R30,R56,R31,R57 * DELETED Q11,Q18 (MAKER OF KEC) * CHANGED INSULATOR FROM SR50 TO SR55 * CHANGED DIMMING FREQUENCY * ADDED PARTS:U5,C30,C31,C50,R69,R70,R79,R85 ~R87

R91 ~R95,R101 ~R108 * DELETED PARTS: Q19,Q21,Q25,D22,D23,C24,R83 * CHANGED PARTS:U1,Q4,C2,C10,C12,C21,C19,C25,R5,R6,

R28,R29,R30,R31 * CHANGED PCB (REV1.0-> 1.5 ) * CHANGED CIRCUIT

ECO NO : BN020010285 ( REV. 1.5--> 1.0 )

( CANCELED ECO NO :BN020010257 )

ECO NO:BN02001029D (ADD ADHENSIVE TO C14,C5,C3 )

initial release

M.S NA

B.K KIM

DOC. NO.: BN44-00038ACB REF. NO.: PAGE: 2 KQA-2029 F5R0('1996.10.25)

PART SPEC

1.0 SCOPE

1.1 THIS DOCUMENT DEFINES FOR INVERTER,

1.2 USAGE : BACKLIGHT 4 LAMP CCFL DRIVER INVERTER FOR TX17PO

1.3 TYPE OF PACKAGE :

1.4 COATING

2.0 RELATED DOCUMENTS

3.0 DIMENSIONS 03

SI C1802

,12.8~15.2V,48KHz

4.0 REQUIREMENTS

4.1 MAXIMUM RATINGS 01

SYMBOL PARAMETER RATING UNIT

V V

input voltage1

in1

input voltage2 4.9 ~5.1 V

IN2

11 .5~14.5

Topr operating temperature 0 ～ +50 ℃ Tstg storage temperature -30 ～ +80 ℃

Hop operating/storage humidity 10~90 %RH

4.2 CONTROL SIGNAL

PIN N0. SYMBOL STATUS ACTION REMARKS

HIGH LAMP(CCFL)-ON 2.4~5.25V

CN1 #4 BKLT-ON

LOW LAMP(CCFL)-OFF 0.8V MAX.

DOC. NO.: BN44-00038ACB REF. NO.: REV.: 02 PAGE: 3

KQA-2029 F7R0('1996.10.25)

4.3 TEST CIRCUIT

PART SPEC

4.4 INPUT/OUTPUT CHARACTERISTICS

ITEM SYMBOL

Io1,2(max)

OUTPUT CURRENT

INPUT CURRENT

D IMMING F REQUENC Y

FREQUENCY

Io1,2(min)

Io3,4(max)

Io3,4(min)

Iin 14 5 0V 80±0.5 2.1 2.2 ADC

F(1) 14 5 OV 80±0.5 41 F(2) 14 5 OV 80±0.5 41

F D 14 5 OV 80±0 .5 18 9 192 19 5 Hz

Vin1(V) (DC-IN)

1 1.5~14. 5

CONDITION SPECIFICATION

Vin2(V) BRT-ADJ RL(㏀) MIN TYP MAX

5 OV 80±0.5 6.2 6.7 7.2

5 5V 80±0.5

5 OV 80±0.5 6.2 6.7 7.2

5 5V 80±0.5

1. 5 2.5 4. 0

4 8 4 8

55 55

UNIT

mArms

㎑

DOC. NO.: BN44-00038ACB REF. NO.: REV.: 03 PAGE: 4 KQA-2029 F7R0('1996.10.25)

5.0 FUNCTIONAL PIN DESCRIPTION

5.1 CN1 CONNECTOR 53261-1290(MOLEX) PIN NO SYMBOL REMARK

2 BRT_ADJ 0 ~5V

1,3,5,6,8,9 GND GND

4 BL ON/OFF CCFL Drive SIGNAL(Active HIGHT) 7 VDD 5V

10,11,12 DC-IN DC INPUT Power(14V)

5.2 CN2 CONNECTOR:SM02B-BHS-1-TB(JST)

PIN NO SYMBOL REMARK

1 HOT HIGHT 1 2 COLD LOW

5.3 CN3 CONNECTOR :SM02B-BHS-1TB(JST)

PART SPEC

PIN NO SYMBOL REMARK

1 HOT HIGHT 1 4 COLD LOW

5.4 CN4 CONNECTOR :SM02B-BHS-1TB(JST)

PIN NO SYMBOL REMARK

1 HOT HIGHT 1 4 COLD LOW

DOC. NO.: BN44-00038ACB REF. NO.: REV.: 00 PAGE: 5

6.0 INTERNAL CIRCUIT DIAGRAM 03

PART SPEC

DOC. NO.: BN44-00038ACB REF. NO.: REV.: 03 PAGE: 6

KQA-2029 F7R0('1996.10.25)

PART SPEC

7.0 PARTS LIST 03

SYMBOL NAME 1st 2nd

TYPE N0 MAKER TYPE N0 MAKER U4 IC KA431CD SEC TL431CD SGS U1 " KA358 SEC BA10358 ROHM

KIA358 KEC LM358 T.I

U2,3 IC KA393 SEC BA10393 ROHM

KIA393 KEC LM358 T.I

Q1,3,9,10,11,16,17,

Q18,19,21

Q2,4 " KRA104S KEC KSR2104 SEC Q5,12,

Q 23,24 K S T 2907A K TN 2907A S

Q6,13 TR IRFR5505 SEC SFR9034 F.C

Q7,8,14,15 TR 2SC5103 ROHM 2SD1803 SANY0

D2,7,8,9,10,12,17,18, 19,20

TR KRC104S KEC KSR1104 SEC

" KST2222A SEC KTN2222AS KEC

" 2SJ246 HITACHI

" KTC5103D KEC

DIODE KDS184 KEC DAN202K ROHM

SDS2838 AUK

D3,13 DIODE SS33&SS34 G.I SK33/SK34 PANJIT D22 " KDS181 KEC DAP202K ROHM

D23 ZE NER " 5.6 Y K EC 5.6B RO H M

D4,5,6,14,15,16 " KDS226 KEC DAN217 ROHM

" SDS7000 AUK

C3 C- EL EC LX Z4 70uF /25V SA M YU NG C5,14 F ILM M PP S2A 304K SU NG HO MM X- E- 2A 304 K H IT AC H I

C6,7,15,16 C-CERA C4520CH3F220K TDK CF42CG220J3000B AVX

" C1808N220J302T HOLY STONE

C2,C 13,22,25 ML CC CL 21C 102J BN SEM CO C1,12,21,23,24

C10,19 TANTAL 10uF/6.3V " C8,9,11,17,18,

,27,54 CHIP-R RC2012J153 SEMCO

R1 R4

R10,36,

31,56,56,57

R5 R6 R19,20,45,46 " RC32 16J91 1

R11~14,37~40, R8,34 " RC2012J472 "

R9,35 " RC20 12J43 3

62,6 5,8 3,R 30,

" CL21B104KBN "

MLCC CL21F105ZAN "

CHIP-R

" RC2012J103 "

" "

" RC3216J471 "

RC20 12J18 3 RC20 12J39 3

RC20 12J24 3 RC20 12J13 5

SEMCO

" " "

DOC. NO.: BN44-00038ACB REF. NO.:

KQA-2029 F7R0('1996.10.25)

REV.: 03

PAGE: 7

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