參數(shù)資料
型號(hào): MAX753EPE
廠(chǎng)商: MAXIM INTEGRATED PRODUCTS INC
元件分類(lèi): 穩(wěn)壓器
英文描述: Dual 2-Line To 4-Line Decoders/Demultiplexers 16-CDIP -55 to 125
中文描述: FLUORESCENT LIGHT CONTROLLER, 80 kHz SWITCHING FREQ-MAX, PDIP16
封裝: PLASTIC, DIP-16
文件頁(yè)數(shù): 10/16頁(yè)
文件大?。?/td> 103K
代理商: MAX753EPE
M
CCFL Bac klight and
LCD Contrast Controllers
10
______________________________________________________________________________________
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
Strike Voltage (V
S
)
Discharging Tube Current (I
L
)
Discharging Tube Voltage (V
L
)
LCD Contrast Voltage Specifications
V
S,RMS
I
LAMP,RMS
V
LAMP,RMS
1100
0.001376
1500
0.005
V
RMS
A
RMS
V
RMS
435
Bias Voltage
Output Current
Royer Specifications
V
LCD
I
LCD
16.3
0.0245
32.6
V
A
T1 Turns Ratio (Sec/Pri) (Note 2)
T1 Resonating Inductance (Note 2)
C9 Value (Note 3)
C10 Value
Royer Frequency
MAX754 Specifications
n
171
L
MAG
C
RES
C
BAL
w
0.000045
2.2E-07
1.5E-11
317820.86
H
F
F
rad/s
Reference Voltage
Second Volts Constant
CCFL Circuit Calculations
V
REF
sV
1.25
V
sV
0.000008
2.4E-05
R8 Current-Sensing Resistor
Secondary Voltage Phase vs. Tube Voltage
T1 Center-Tap Peak Voltage
R8
phi
555.36037
-1.1776341
9.3903817
Radian
V
PEAK
Secondary Limit Voltage
T1 Center-Tap Limit Peak Voltage
R5/R6
LCD Circuit Calculations
V
LIM
1350
V
RMS
V
PEAK
/
11.164844
0.1341944
R
OTP,RATIO
V
IN(min)
Full-Load Switching Period
L2 Inductance
L2 Peak Currrent
R4/R3
Application Circuit Operating Range
T
FL
L2
1.639E-06
s
H
A
1.96E-05
2.4E-05
1.22704
R
LCD,RATIO
0.0398724
/
Input Voltage
V
IN
5.978103
18
V
Table 2. CCFL Circuit Design Example (Note 1)
V
TAP,PK
Note 1:
To perform your own calculations for the parameters given in Table 2 (Design Example), use the equations given in Table
3 (Design Equations).
T1 = Sumida’s EPS207
C9 = Wima’s SMD 7.3 __/63
Note 2:
Note 3:
CCFL Specifications
相關(guān)PDF資料
PDF描述
MAX753ESE Dual 2-Line To 4-Line Decoders/Demultiplexers 16-CFP -55 to 125
MAX754CPE Dual 2-Line To 4-Line Decoders/Demultiplexers 16-CFP -55 to 125
MAX754CSE Dual 2-Line To 4-Line Decoders/Demultiplexers 16-CDIP -55 to 125
MAX754EPE Dual 2-Line To 4-Line Decoders/Demultiplexers 20-LCCC -55 to 125
MAX754ESE Dual 2-Line To 4-Line Decoders/Demultiplexers 16-CDIP -55 to 125
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