SAMSUNG BN44-00025A schematic
PART SPEC
DESCRIPTION: INVERTER,
SPECIFICATION: 11.5V~12.5V,,47KHZ,0～+50℃,BULK
S IC 2 41SF
SECTION : DISPLAY R&D
PAGE
REVISION
02 02 02 02 - 02 02 02 02 - 01 01 01 01 01 01 01 01 01 01 01
SHEET 1 2 3 4 5 6 7 8 9 10 11
01 02
REVISION
DRAWN:
MYUNG-SOO NA
CHECKED:
APPROVED:
BONG-KYEOM KIM
KQA-2029 F4R0('1996.10.25)
DOC. NO.: BN44-00025ACB
7202
SAMSUNG ELECTRONICS
CO.,LTD.
7196 SIZE: A4 PAGE: 1
(All Rights Reserved.)
REF. NO.:
TOTAL
PAGE
11
PART SPEC
REV. DATE CONTENTS DRAWN APPROVED
010299.10.11
00.04.11
REVISION BY ECO NO BN0200000B4
*Changed PCB (from REV.0.0 to REV.1.0 )
*Changed OUTPUT CHARACTERISTICS
*Changed PARTS LIST
*Changed CIRCUIT
initial release
M.S NA
M.S NA
B.K KIM
B.K KIM
SAMSUNG ELECTRONICS CO.,LTD.(All Rights Reserved.)
DOC. NO.: BN44-00025ACB 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 2 LAMP CCFL DRIVER INVERTER FOR TOSHIBA LCD
1.3 TYPE OF PACKAGE :
1.4 COATING :
2.0 RELATED DOCUMENTS
3.0 DIMENSIONS 02
SI C241SF
,11.5~12.5V,47KHz
* ADD G REEN CO LOR LAB EL T O IN SULAT OR S IDEVIEW
4.0 REQUIREMENTS
4.1 MAXIMUM RATINGS
SYMBOL PARAMETER RATING UNIT
V
V
input voltage1 11.5~12.5 V
in1
input voltage2 5.0 V
IN2
Topr operating temperature 0 ～ +50 ℃
Tstg storage temperature -20 ～ +75 ℃
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.: BN44-00025ACB REF. NO.: REV.: 02 PAGE: 3
KQA-2029 F7R0('1996.10.25)
4.3 TEST CIRCUIT
PART SPEC
4.4 INPUT/OUTPUT CHARACTERISTICS
CONDITION SPECIFICATION
ITEM SYMBOL
Io1(max) 11.5~12.5 5 OV 100±0.5
OUTPUT
CURRENT
INPUT
CURRENT
FREQUENCY F(1) 12 5 OV 100±0.5 40
FREQUENCY F(2) 12 5 OV 100±0.5 40
DIMMING
FREQUENCY
(Ta=25℃)
Io1(min) 11.5~12.5 5 5V 100±0.5
Io2(max) 11.5~12.5 5 OV 100±0.5
Io2(min) 11.5~12.5 5 5V 100±0.5
Iin 12 5 0V 100±0.5 0.5 0.8 1.2 ADC
FD 12 5 5 100±0.5
Vin1(V)
(DC-IN)
Vin2(V)
02
BRTADJ
RL(㏀) MIN TYP MAX
6. 5 7. 0 7.5
0. 5 1. 5 2.5
6. 5 7. 0 7.5
0. 5 1. 5 2.5
47
47
18 9 19 2 195
54 ㎑
54 ㎑
UNIT
mArms
Hz
SAMSUNG ELECTRONICS CO.,LTD.(All Rights Reserved.)
DOC. NO.: BN44-00025ACB REF. NO.: REV.: 02 PAGE: 4
KQA-2029 F7R0('1996.10.25)
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