Samsung BN44-00070ACB Schematic
PART SPEC
DESCRIPTION: INVERTER,
SPECIFICATION: 13.0V~14.5V,,48KHZ,0～+50℃,BULK
S IC840
SECTION : VISUAL & DISPLAY R&D
PAGE
REVISION
SHEET
02 02 - - - 02 02 - - - 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
REVISION
DRAWN:
MYUNG-SOO NA
CHECKED:
APPROVED:
BYUNG-JU KWAK
KQA-2029 F4R0('1996.10.25)
DOC. NO.: BN44-00070ACB
7202
SAMSUNG ELECTRONICS
CO.,LTD.
7670 SIZE: A4 PAGE: 1
(All Rights Reserved.)
REF. NO.:
TOTAL
PAGE
11
PART SPEC
REV. DATE CONTENTS DRAWN APPROVED
00
01
02
2002.05.29
2002.07.18
2003.03.24
REVISION BY ECO NO: BN0200205F4
REVISION BY ECO NO: BN0200302B9
initial release
M.S NA
M.S NA
M.S.NA
B.J. KWAK
B.J. KWAK
B.J.KWAK
SAMSUNG ELECTRONICS CO.,LTD.(All Rights Reserved.)
DOC. NO.: BN44-00070ACB 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 : BACK LIGHT 4 LAMP CCFL DRIVER INVERTER FOR SEC LCD
1.3 TYPE OF PACKAGE :
1.4 COATING :
2.0 RELATED DOCUMENTS
3.0 DIMENSIONS
SI C840
,13.0~14.5V,48KHz
8 5 .0±0.5
1 3 .0
M A X
4 .8
1 6 .0±
0 .5
3 8 .0±
0 .5
4.0 REQUIREMENTS
5 .0 5 .0
1 4 .8
ø3 . 2
73. 0 MAX
2
INP U T
CO N N EC TO R
7 .0 ±0.5
11
4.1 MAXIMUM RATINGS
SYMBOL PARAMETER RATING UNIT
160± 1.0
V
V
input voltage1 13.0~14.5 V
in1
input voltage2 5.0 V
IN2
1 6 .0±
0 .5
3 8 .0±
0 .5
9.2Max
7 1 .0
M A X
Topr operating temperature 0 ～ +50 ℃
Tstg storage temperature -30 ～ +80 ℃
Hop operating/storage humidity 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.
SAMSUNG ELECTRONICS CO.,LTD.(All Rights Reserved.)
DOC. NO.: BN44-00070ACB REF. NO.: REV.: 01 PAGE: 3
KQA-2029 F7R0('1996.10.25)
4.3 TEST CIRCUIT
PART SPEC
F
F1
1000:1
Vo1
A
Iin
Vin 1
-SW1 : A→BL ON
B→BL OFF
Vin2
0~5V
BRT_ADJ
1-10,11,12
F
F2
A
SW1
B
VH
VH
1-4
1-1,3,5,6,8,9
1-2
3-2
2-2
5-2
4-2
2-1
3-1
4-1
5-1
RL1
V
A
Io1
RL2
A
Io2
VL
1000:1
RL3
Vo2
V
A
Io3
RL4
A
Io4
4.4 INPUT/OUTPUT CHARACTERISTICS
ITEM SYMBOL CONDITION SPECIFICATION UNIT
Vin1(V)
(DC-IN)
OUTPUT
CURRENT
INPUT CURRENT Iin(1) 14 0V 110±0.5 - 2000 2200 mADC
FREQUENCY F(1) 14 0V 110±0.5 40 48 56 KHz
FREQUENCY F(2) 14 0V 110±0.5 40 48 56 KHz
DIMMING
FREQUENCY
Io1,2(max) 13.0～14.5 0V 110±0.5 6.1 6.7 7.3
Io1,2(min) 13.0～14.5 5V 110±0.5 1.5 2.5 4.0
Io3,4(max) 13.0～14.5 0V 110±0.5 6.1 6.7 7.3
Io3,4(min) 13.0～14.5 5V 110±0.5 1.5 2.5 4.0
FD 14 5V 110±0.5 525 535 545 Hz
BRT
-ADJ
RL(㏀)
(Ref)
MIN TYP MAX
mArms
SAMSUNG ELECTRONICS CO.,LTD.(All Rights Reserved.)
DOC. NO.: BN44-00070ACB REF. NO.: REV.: 00 PAGE: 4
KQA-2029 F7R0('1996.10.25)
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