SAMSUNG BN44-00056B schematic
PART SPEC
DESCRIPTION: INVERTER,
SPECIFICATION: 11.5V~14.5V,,48KHZ,0～+50℃,4LAMP,BULK
S IC1542 T
SECTION : VISUAL & DISPLAY R&D
PAGE
REVISION
SHEET
02 02 - - - - 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.: BN44-00056B CB
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
2001.09.20
2001.11.28
2002.08.19
REVISION BY BN0200104C7
* CHANGED PCB PATTERN ( REV. 00 --> REV.0.1 )
REVISION BY BN0200200CE & BN0200203F3
& ADD PCB MAKER(TAICHUN ) TO PART LIST
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.: BN44-00056B CB 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 C1542T
,11.5~14.5V,48KHz
4.0 REQUIREMENTS
4.1 MAXIMUM RATINGS
SYMBOL PARAMETER RATING UNIT
V
V
input voltage1 11.5~14.5 V
in1
input voltage2 4.9~5.1 V
IN2
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.
SAMSUNG ELECTRONICS CO.,LTD.(All Rights Reserved.)
DOC. NO.: BN44-00056B CB REF. NO.: REV.: 00 PAGE: 3
KQA-2029 F7R0('1996.10.25)
4.3 TEST CIRCUIT
PART SPEC
4.4 INPUT/OUTPUT CHARACTERISTICS
CONDITION SPECIFICATION
ITEM SYMBOL
Io1,2(max) 11.5~14.5 5 OV 110±0.5 5.4 6.1 6.8
OUTPUT
CURRENT
INPUT
CURRENT
FREQUENCY F(1) 14 5 OV 110±0.5 40
FREQUENCY F(2) 14 5 OV 110±0.5 40
DIMMING
FREQUENCY
(Ta=25℃)
Io1,2(min) 11.5~14.5 5 5V 110±0.5 1.6 2.6 3.6
Io3,4(max) 11.5~14.5 5 OV 110±0.5 5.4 6.1 6.8
Io3,4(min) 11.5~14.5 5 5V 110±0.5 1.6 2.6 3.6
Iin 14 5 0V 110±0.5 - 1.6 2.0 ADC
FD 14 5 5 110±0.5 525
Vin1(V)
(DC-IN)
Vin2(V)
BRTADJ
RL(㏀) MIN TYP MAX
SAMSUNG ELECTRONICS CO.,LTD.(All Rights Reserved.)
48
48
53 5
UNIT
mArms
56 ㎑
56 ㎑
545 Hz
DOC. NO.: BN44-00056B CB REF. NO.: REV.: 00 PAGE: 4
KQA-2029 F7R0('1996.10.25)
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